From ba74e74ac66ab85a4a0a2b06c7e15bba2571823b Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <iant@golang.org>
Date: Wed, 16 Dec 2020 19:38:08 -0800
Subject: [PATCH] test: add new Go tests from source repo

---
 .../go.test/test/fixedbugs/issue10047.go      |  19 ++
 .../test/fixedbugs/issue10066.dir/a.go        |  11 +
 .../test/fixedbugs/issue10066.dir/b.go        |   7 +
 .../go.test/test/fixedbugs/issue10066.go      |  10 +
 .../go.test/test/fixedbugs/issue10135.go      |  25 +++
 .../test/fixedbugs/issue10219.dir/a.go        |  24 +++
 .../test/fixedbugs/issue10219.dir/b.go        |  11 +
 .../test/fixedbugs/issue10219.dir/c.go        |  12 ++
 .../go.test/test/fixedbugs/issue10219.go      |  10 +
 .../go.test/test/fixedbugs/issue10253.go      |  26 +++
 .../go.test/test/fixedbugs/issue10284.go      |  16 ++
 .../go.test/test/fixedbugs/issue10320.go      |  55 +++++
 .../go.test/test/fixedbugs/issue10332.go      |  25 +++
 .../go.test/test/fixedbugs/issue10353.go      |  49 +++++
 .../go.test/test/fixedbugs/issue10407.go      |  16 ++
 .../go.test/test/fixedbugs/issue10441.go      |  17 ++
 .../go.test/test/fixedbugs/issue10486.go      |  31 +++
 .../go.test/test/fixedbugs/issue10607.go      |  34 ++++
 .../go.test/test/fixedbugs/issue10607a.go     |  81 ++++++++
 .../go.test/test/fixedbugs/issue10654.go      |  17 ++
 .../test/fixedbugs/issue10700.dir/other.go    |  10 +
 .../test/fixedbugs/issue10700.dir/test.go     |  49 +++++
 .../go.test/test/fixedbugs/issue10700.go      |   7 +
 .../go.test/test/fixedbugs/issue10925.go      |  23 +++
 .../go.test/test/fixedbugs/issue10958.go      |  95 +++++++++
 .../go.test/test/fixedbugs/issue10975.go      |  18 ++
 .../go.test/test/fixedbugs/issue10977.go      |  20 ++
 .../test/fixedbugs/issue11053.dir/p.go        |   9 +
 .../test/fixedbugs/issue11053.dir/p_test.go   |  51 +++++
 .../go.test/test/fixedbugs/issue11053.go      |  10 +
 .../go.test/test/fixedbugs/issue11053.out     |   3 +
 .../go.test/test/fixedbugs/issue11256.go      |  53 +++++
 .../go.test/test/fixedbugs/issue11286.go      |  34 ++++
 .../go.test/test/fixedbugs/issue11326b.go     |  44 ++++
 .../go.test/test/fixedbugs/issue11354.go      |  15 ++
 .../go.test/test/fixedbugs/issue11359.go      |  11 +
 .../go.test/test/fixedbugs/issue11361.go      |  11 +
 .../go.test/test/fixedbugs/issue11362.go      |  15 ++
 .../go.test/test/fixedbugs/issue11369.go      |  27 +++
 .../go.test/test/fixedbugs/issue11370.go      |  13 ++
 .../go.test/test/fixedbugs/issue11371.go      |  17 ++
 .../go.test/test/fixedbugs/issue11590.go      |  11 +
 .../go.test/test/fixedbugs/issue11610.go      |  17 ++
 .../go.test/test/fixedbugs/issue11614.go      |  26 +++
 .../go.test/test/fixedbugs/issue11674.go      |  40 ++++
 .../go.test/test/fixedbugs/issue11699.go      |  12 ++
 .../go.test/test/fixedbugs/issue11750.go      |  20 ++
 .../go.test/test/fixedbugs/issue11771.go      |  64 ++++++
 .../go.test/test/fixedbugs/issue11790.go      |  36 ++++
 .../go.test/test/fixedbugs/issue11945.go      |  71 +++++++
 .../go.test/test/fixedbugs/issue11987.go      |  23 +++
 .../go.test/test/fixedbugs/issue12006.go      | 174 ++++++++++++++++
 .../go.test/test/fixedbugs/issue12108.go      |  37 ++++
 .../go.test/test/fixedbugs/issue12133.go      |  26 +++
 .../go.test/test/fixedbugs/issue12226.go      |  15 ++
 .../go.test/test/fixedbugs/issue12347.go      |  16 ++
 .../go.test/test/fixedbugs/issue12411.go      |  24 +++
 .../go.test/test/fixedbugs/issue12413.go      |  19 ++
 .../go.test/test/fixedbugs/issue12536.go      |  22 ++
 .../go.test/test/fixedbugs/issue12577.go      |  66 ++++++
 .../go.test/test/fixedbugs/issue12588.go      |  88 ++++++++
 .../test/fixedbugs/issue12677.dir/p.go        |   8 +
 .../test/fixedbugs/issue12677.dir/q.go        |   7 +
 .../go.test/test/fixedbugs/issue12677.go      |   9 +
 .../go.test/test/fixedbugs/issue12686.go      |  16 ++
 .../go.test/test/fixedbugs/issue1304.go       |  23 +++
 .../go.test/test/fixedbugs/issue13160.go      |  70 +++++++
 .../go.test/test/fixedbugs/issue13162.go      |  82 ++++++++
 .../go.test/test/fixedbugs/issue13169.go      |  49 +++++
 .../go.test/test/fixedbugs/issue13171.go      |  34 ++++
 .../go.test/test/fixedbugs/issue13248.go      |  13 ++
 .../go.test/test/fixedbugs/issue13261.go      |  29 +++
 .../go.test/test/fixedbugs/issue13262.go      |  21 ++
 .../go.test/test/fixedbugs/issue13263.go      |  15 ++
 .../go.test/test/fixedbugs/issue13266.go      |  10 +
 .../go.test/test/fixedbugs/issue13268.go      |  42 ++++
 .../go.test/test/fixedbugs/issue13274.go      |  11 +
 .../go.test/test/fixedbugs/issue13337.go      |  30 +++
 .../go.test/test/fixedbugs/issue13365.go      |  25 +++
 .../go.test/test/fixedbugs/issue13415.go      |  19 ++
 .../go.test/test/fixedbugs/issue13471.go      |  25 +++
 .../go.test/test/fixedbugs/issue13480.go      |  38 ++++
 .../go.test/test/fixedbugs/issue13485.go      |  18 ++
 .../go.test/test/fixedbugs/issue13539.go      |  20 ++
 .../go.test/test/fixedbugs/issue13684.go      |  17 ++
 .../test/fixedbugs/issue13777.dir/burnin.go   |  19 ++
 .../test/fixedbugs/issue13777.dir/main.go     |  11 +
 .../go.test/test/fixedbugs/issue13777.go      |   7 +
 .../go.test/test/fixedbugs/issue13799.go      | 190 ++++++++++++++++++
 .../go.test/test/fixedbugs/issue13821.go      |  15 ++
 .../go.test/test/fixedbugs/issue13821b.go     |  24 +++
 .../go.test/test/fixedbugs/issue14006.go      |  67 ++++++
 .../go.test/test/fixedbugs/issue14010.go      |  15 ++
 .../go.test/test/fixedbugs/issue14136.go      |  19 ++
 .../test/fixedbugs/issue14164.dir/a.go        |  47 +++++
 .../test/fixedbugs/issue14164.dir/main.go     |  12 ++
 .../go.test/test/fixedbugs/issue14164.go      |   7 +
 .../test/fixedbugs/issue14331.dir/a.go        |  14 ++
 .../test/fixedbugs/issue14331.dir/b.go        |  11 +
 .../go.test/test/fixedbugs/issue14331.go      |   9 +
 .../go.test/test/fixedbugs/issue14405.go      |  17 ++
 .../go.test/test/fixedbugs/issue14520.go      |  14 ++
 .../go.test/test/fixedbugs/issue14553.go      |  45 +++++
 .../go.test/test/fixedbugs/issue14591.go      |  38 ++++
 .../go.test/test/fixedbugs/issue14636.go      |  43 ++++
 .../go.test/test/fixedbugs/issue14646.go      |  23 +++
 .../go.test/test/fixedbugs/issue14651.go      |  71 +++++++
 .../go.test/test/fixedbugs/issue14652.go      |   9 +
 .../go.test/test/fixedbugs/issue14725.go      |  57 ++++++
 .../go.test/test/fixedbugs/issue14729.go      |  14 ++
 .../go.test/test/fixedbugs/issue14988.go      |  13 ++
 .../go.test/test/fixedbugs/issue15013.go      |  24 +++
 .../go.test/test/fixedbugs/issue15039.go      |  25 +++
 .../go.test/test/fixedbugs/issue15042.go      |  27 +++
 .../test/fixedbugs/issue15071.dir/exp.go      |  24 +++
 .../test/fixedbugs/issue15071.dir/main.go     |  14 ++
 .../go.test/test/fixedbugs/issue15071.go      |   7 +
 .../go.test/test/fixedbugs/issue15084.go      |  30 +++
 .../go.test/test/fixedbugs/issue15141.go      |  33 +++
 .../go.test/test/fixedbugs/issue15175.go      |  66 ++++++
 .../go.test/test/fixedbugs/issue15252.go      |  32 +++
 .../go.test/test/fixedbugs/issue15277.go      |  40 ++++
 .../go.test/test/fixedbugs/issue15303.go      |  24 +++
 .../go.test/test/fixedbugs/issue15329.go      |  79 ++++++++
 .../go.test/test/fixedbugs/issue15439.go      |  25 +++
 .../test/fixedbugs/issue15470.dir/a.go        |  24 +++
 .../test/fixedbugs/issue15470.dir/b.go        |   3 +
 .../go.test/test/fixedbugs/issue15470.go      |  10 +
 .../test/fixedbugs/issue15514.dir/a.go        |   7 +
 .../test/fixedbugs/issue15514.dir/b.go        |   7 +
 .../test/fixedbugs/issue15514.dir/c.go        |  10 +
 .../go.test/test/fixedbugs/issue15514.go      |   7 +
 .../go.test/test/fixedbugs/issue15528.go      | 131 ++++++++++++
 .../test/fixedbugs/issue15548.dir/a.go        |  17 ++
 .../test/fixedbugs/issue15548.dir/b.go        |   9 +
 .../test/fixedbugs/issue15548.dir/c.go        |  10 +
 .../go.test/test/fixedbugs/issue15548.go      |   7 +
 .../go.test/test/fixedbugs/issue15550.go      |  28 +++
 .../test/fixedbugs/issue15572.dir/a.go        |  40 ++++
 .../test/fixedbugs/issue15572.dir/b.go        |  27 +++
 .../go.test/test/fixedbugs/issue15572.go      |  11 +
 .../go.test/test/fixedbugs/issue15585.go      |  45 +++++
 .../go.test/test/fixedbugs/issue15602.go      |  11 +
 .../go.test/test/fixedbugs/issue15604.go      |  17 ++
 .../test/fixedbugs/issue15609.dir/call.go     |   7 +
 .../test/fixedbugs/issue15609.dir/call_386.s  |   8 +
 .../fixedbugs/issue15609.dir/call_amd64.s     |   8 +
 .../fixedbugs/issue15609.dir/call_decl.go     |   5 +
 .../test/fixedbugs/issue15609.dir/main.go     |  14 ++
 .../test/fixedbugs/issue15646.dir/a.go        |  23 +++
 .../test/fixedbugs/issue15646.dir/b.go        |  16 ++
 .../go.test/test/fixedbugs/issue15646.go      |   9 +
 .../go.test/test/fixedbugs/issue15722.go      |  21 ++
 .../go.test/test/fixedbugs/issue15733.go      |  23 +++
 .../test/fixedbugs/issue15838.dir/a.go        |  61 ++++++
 .../test/fixedbugs/issue15838.dir/b.go        |   9 +
 .../go.test/test/fixedbugs/issue15838.go      |  12 ++
 .../go.test/test/fixedbugs/issue15895.go      |  27 +++
 .../go.test/test/fixedbugs/issue15898.go      |  18 ++
 .../go.test/test/fixedbugs/issue15902.go      |  27 +++
 .../test/fixedbugs/issue15920.dir/a.go        |   9 +
 .../test/fixedbugs/issue15920.dir/b.go        |   7 +
 .../go.test/test/fixedbugs/issue15920.go      |   7 +
 .../go.test/test/fixedbugs/issue15926.go      |  20 ++
 .../go.test/test/fixedbugs/issue15961.go      |  21 ++
 .../go.test/test/fixedbugs/issue15988.go      |  14 ++
 .../go.test/test/fixedbugs/issue15992.go      |  38 ++++
 .../go.test/test/fixedbugs/issue15992.out     |   4 +
 .../go.test/test/fixedbugs/issue16016.go      |  35 ++++
 .../go.test/test/fixedbugs/issue16037_run.go  |  70 +++++++
 .../go.test/test/fixedbugs/issue16095.go      | 104 ++++++++++
 .../go.test/test/fixedbugs/issue16130.go      |  43 ++++
 .../test/fixedbugs/issue16133.dir/a1.go       |   7 +
 .../test/fixedbugs/issue16133.dir/a2.go       |   7 +
 .../test/fixedbugs/issue16133.dir/b.go        |   7 +
 .../test/fixedbugs/issue16133.dir/c.go        |  10 +
 .../go.test/test/fixedbugs/issue16193.go      |  27 +++
 .../go.test/test/fixedbugs/issue16249.go      |  58 ++++++
 .../go.test/test/fixedbugs/issue16306.go      |  15 ++
 .../test/fixedbugs/issue16317.dir/a.go        |  11 +
 .../test/fixedbugs/issue16317.dir/b.go        |  11 +
 .../go.test/test/fixedbugs/issue16317.go      |  10 +
 .../go.test/test/fixedbugs/issue16331.go      |  48 +++++
 .../go.test/test/fixedbugs/issue16369.go      |  13 ++
 .../go.test/test/fixedbugs/issue16428.go      |  12 ++
 .../go.test/test/fixedbugs/issue16439.go      |  18 ++
 .../go.test/test/fixedbugs/issue16515.go      |  53 +++++
 .../test/fixedbugs/issue16616.dir/a.go        |   7 +
 .../test/fixedbugs/issue16616.dir/b.go        |  14 ++
 .../fixedbugs/issue16616.dir/issue16616.go    |  26 +++
 .../go.test/test/fixedbugs/issue16616.go      |   9 +
 .../go.test/test/fixedbugs/issue16733.go      |  16 ++
 .../go.test/test/fixedbugs/issue16741.go      |  17 ++
 .../go.test/test/fixedbugs/issue16760.go      |  42 ++++
 .../go.test/test/fixedbugs/issue16804.go      |  16 ++
 .../go.test/test/fixedbugs/issue16948.go      |  34 ++++
 .../go.test/test/fixedbugs/issue16985.go      |  37 ++++
 .../go.test/test/fixedbugs/issue17005.go      |  46 +++++
 .../go.test/test/fixedbugs/issue17111.go      |  16 ++
 .../go.test/test/fixedbugs/issue17194.go      |  17 ++
 .../go.test/test/fixedbugs/issue17270.go      |  11 +
 .../go.test/test/fixedbugs/issue17328.go      |  13 ++
 .../go.test/test/fixedbugs/issue17381.go      |  54 +++++
 .../go.test/test/fixedbugs/issue17551.go      |  21 ++
 .../go.test/test/fixedbugs/issue17588.go      |  20 ++
 .../go.test/test/fixedbugs/issue17596.go      |  19 ++
 .../go.test/test/fixedbugs/issue17631.go      |  22 ++
 .../go.test/test/fixedbugs/issue17640.go      |  28 +++
 .../go.test/test/fixedbugs/issue17645.go      |  16 ++
 .../go.test/test/fixedbugs/issue17710.go      |  13 ++
 .../go.test/test/fixedbugs/issue17752.go      |  20 ++
 .../go.test/test/fixedbugs/issue17758.go      |  17 ++
 .../go.test/test/fixedbugs/issue17918.go      |  41 ++++
 .../go.test/test/fixedbugs/issue18089.go      |  19 ++
 .../go.test/test/fixedbugs/issue18092.go      |  15 ++
 .../go.test/test/fixedbugs/issue18231.go      |  20 ++
 .../go.test/test/fixedbugs/issue18393.go      |  24 +++
 .../go.test/test/fixedbugs/issue18410.go      |  40 ++++
 .../test/fixedbugs/issue18419.dir/other.go    |  11 +
 .../test/fixedbugs/issue18419.dir/test.go     |  15 ++
 .../go.test/test/fixedbugs/issue18419.go      |   7 +
 .../go.test/test/fixedbugs/issue18595.go      |  53 +++++
 .../go.test/test/fixedbugs/issue18636.go      |  27 +++
 .../go.test/test/fixedbugs/issue18640.go      |  46 +++++
 .../go.test/test/fixedbugs/issue18655.go      |  22 ++
 .../go.test/test/fixedbugs/issue18661.go      |  39 ++++
 .../go.test/test/fixedbugs/issue18725.go      |  24 +++
 .../go.test/test/fixedbugs/issue18808.go      |  63 ++++++
 .../go.test/test/fixedbugs/issue18906.go      |  36 ++++
 .../go.test/test/fixedbugs/issue18915.go      |  21 ++
 .../go.test/test/fixedbugs/issue18994.go      |  22 ++
 .../go.test/test/fixedbugs/issue19012.go      |  25 +++
 .../test/fixedbugs/issue19028.dir/a.go        |   9 +
 .../test/fixedbugs/issue19028.dir/main.go     |  26 +++
 .../go.test/test/fixedbugs/issue19028.go      |  13 ++
 .../go.test/test/fixedbugs/issue19040.go      |  36 ++++
 .../go.test/test/fixedbugs/issue19056.go      |   9 +
 .../go.test/test/fixedbugs/issue19078.go      |  42 ++++
 .../go.test/test/fixedbugs/issue19084.go      |  17 ++
 .../go.test/test/fixedbugs/issue19137.go      |  51 +++++
 .../go.test/test/fixedbugs/issue19182.go      |  37 ++++
 .../go.test/test/fixedbugs/issue19201.go      |  52 +++++
 .../go.test/test/fixedbugs/issue19217.go      |  39 ++++
 .../go.test/test/fixedbugs/issue19275.go      |  72 +++++++
 .../go.test/test/fixedbugs/issue19323.go      |  19 ++
 .../go.test/test/fixedbugs/issue19359.go      |  91 +++++++++
 .../go.test/test/fixedbugs/issue19482.go      |  34 ++++
 .../test/fixedbugs/issue19507.dir/div_arm.s   |  12 ++
 .../test/fixedbugs/issue19507.dir/main.go     |  16 ++
 .../go.test/test/fixedbugs/issue19507.go      |   8 +
 .../go.test/test/fixedbugs/issue19515.go      |  51 +++++
 .../test/fixedbugs/issue19548.dir/a.go        |  26 +++
 .../test/fixedbugs/issue19548.dir/b.go        |  24 +++
 .../go.test/test/fixedbugs/issue19548.go      |   9 +
 .../go.test/test/fixedbugs/issue19555.go      |  36 ++++
 .../go.test/test/fixedbugs/issue19632.go      |  21 ++
 .../go.test/test/fixedbugs/issue19658.go      |  99 +++++++++
 .../go.test/test/fixedbugs/issue19667.go      |  13 ++
 .../go.test/test/fixedbugs/issue19671.go      |  16 ++
 .../go.test/test/fixedbugs/issue19678.go      |  21 ++
 .../go.test/test/fixedbugs/issue19679.go      |  38 ++++
 .../go.test/test/fixedbugs/issue19696.go      |  20 ++
 .../go.test/test/fixedbugs/issue19699b.go     |  14 ++
 .../go.test/test/fixedbugs/issue19705.go      |  17 ++
 .../go.test/test/fixedbugs/issue19710.go      |  25 +++
 .../go.test/test/fixedbugs/issue19743.go      |  31 +++
 .../test/fixedbugs/issue19764.dir/a.go        |  15 ++
 .../test/fixedbugs/issue19764.dir/b.go        |  13 ++
 .../go.test/test/fixedbugs/issue19764.go      |  10 +
 .../go.test/test/fixedbugs/issue19783.go      |  18 ++
 .../go.test/test/fixedbugs/issue19799.go      |  71 +++++++
 .../go.test/test/fixedbugs/issue19880.go      |  20 ++
 .../go.test/test/fixedbugs/issue19911.go      |  34 ++++
 .../go.test/test/fixedbugs/issue19977.go      |  16 ++
 274 files changed, 7480 insertions(+)
 create mode 100644 gcc/testsuite/go.test/test/fixedbugs/issue10047.go
 create mode 100644 gcc/testsuite/go.test/test/fixedbugs/issue10066.dir/a.go
 create mode 100644 gcc/testsuite/go.test/test/fixedbugs/issue10066.dir/b.go
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 create mode 100644 gcc/testsuite/go.test/test/fixedbugs/issue11053.dir/p.go
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diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10047.go b/gcc/testsuite/go.test/test/fixedbugs/issue10047.go
new file mode 100644
index 00000000000..dcbde48e876
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10047.go
@@ -0,0 +1,19 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 10047: gccgo failed to compile a type switch where the switch variable
+// and the base type of a case share the same identifier.
+
+package main
+
+func main() {
+	type t int
+	var p interface{}
+	switch t := p.(type) {
+	case t:
+		_ = t
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10066.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue10066.dir/a.go
new file mode 100644
index 00000000000..8bb3b303ea6
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10066.dir/a.go
@@ -0,0 +1,11 @@
+package a
+
+import "log"
+
+func Do() {
+	Do2()
+}
+
+func Do2() {
+	println(log.Ldate | log.Ltime | log.Lshortfile)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10066.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue10066.dir/b.go
new file mode 100644
index 00000000000..46d2f55fed6
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10066.dir/b.go
@@ -0,0 +1,7 @@
+package b
+
+import "./a"
+
+func test() {
+	a.Do()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10066.go b/gcc/testsuite/go.test/test/fixedbugs/issue10066.go
new file mode 100644
index 00000000000..3ea552f9fea
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10066.go
@@ -0,0 +1,10 @@
+// compiledir
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 10066: constants are printed in the original form
+// in export data. This is the opposite of issue 9076.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10135.go b/gcc/testsuite/go.test/test/fixedbugs/issue10135.go
new file mode 100644
index 00000000000..9985e5a0ee0
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10135.go
@@ -0,0 +1,25 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 10135: append a slice with zero-sized element used
+// to always return a slice with the same data pointer as the
+// old slice, even if it's nil, so this program used to panic
+// with nil pointer dereference because after append, s is a
+// slice with nil data pointer but non-zero len and cap.
+
+package main
+
+type empty struct{}
+
+func main() {
+	var s []empty
+
+	s = append(s, empty{})
+
+	for _, v := range s {
+		_ = v
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10219.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue10219.dir/a.go
new file mode 100644
index 00000000000..c61d02b66a9
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10219.dir/a.go
@@ -0,0 +1,24 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+type m struct {
+	S string
+}
+
+var g = struct {
+	m
+	P string
+}{
+	m{"a"},
+	"",
+}
+
+type S struct{}
+
+func (s *S) M(p string) {
+	r := g
+	r.P = p
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10219.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue10219.dir/b.go
new file mode 100644
index 00000000000..09d8911ff4a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10219.dir/b.go
@@ -0,0 +1,11 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package b
+
+import "./a"
+
+func F() *a.S {
+	return &a.S{}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10219.dir/c.go b/gcc/testsuite/go.test/test/fixedbugs/issue10219.dir/c.go
new file mode 100644
index 00000000000..d331495df20
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10219.dir/c.go
@@ -0,0 +1,12 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package c
+
+import "./b"
+
+func F() {
+	s := b.F()
+	s.M("c")
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10219.go b/gcc/testsuite/go.test/test/fixedbugs/issue10219.go
new file mode 100644
index 00000000000..325818cff2a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10219.go
@@ -0,0 +1,10 @@
+// compiledir
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 10219: failure of inlinable function that uses embedded types
+// in an anonymous struct via :=.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10253.go b/gcc/testsuite/go.test/test/fixedbugs/issue10253.go
new file mode 100644
index 00000000000..fafca6c733e
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10253.go
@@ -0,0 +1,26 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// issue 10253: cmd/7g: bad codegen, probably regopt related
+
+package main
+
+func main() {
+	if !eq() {
+		panic("wrong value")
+	}
+}
+
+var text = "abc"
+var s = &str{text}
+
+func eq() bool {
+	return text[0] == s.text[0]
+}
+
+type str struct {
+	text string
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10284.go b/gcc/testsuite/go.test/test/fixedbugs/issue10284.go
new file mode 100644
index 00000000000..39028e756ca
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10284.go
@@ -0,0 +1,16 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 10284: gccgo failed to allow converting a user-defined
+// type whose underlying type is uintptr to unsafe.Pointer.
+
+package p
+
+import "unsafe"
+
+type T uintptr
+
+var _ unsafe.Pointer = unsafe.Pointer(T(0))
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10320.go b/gcc/testsuite/go.test/test/fixedbugs/issue10320.go
new file mode 100644
index 00000000000..c7e2bab569c
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10320.go
@@ -0,0 +1,55 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 10320: 7g failed to compile a program because it attempted
+// to use ZR as register. Other programs compiled but failed to
+// execute correctly because they clobbered the g register.
+
+package main
+
+func main() {
+	var x00, x01, x02, x03, x04, x05, x06, x07, x08, x09 int
+	var x10, x11, x12, x13, x14, x15, x16, x17, x18, x19 int
+	var x20, x21, x22, x23, x24, x25, x26, x27, x28, x29 int
+	var x30, x31, x32 int
+
+	_ = x00
+	_ = x01
+	_ = x02
+	_ = x03
+	_ = x04
+	_ = x05
+	_ = x06
+	_ = x07
+	_ = x08
+	_ = x09
+
+	_ = x10
+	_ = x11
+	_ = x12
+	_ = x13
+	_ = x14
+	_ = x15
+	_ = x16
+	_ = x17
+	_ = x18
+	_ = x19
+
+	_ = x20
+	_ = x21
+	_ = x22
+	_ = x23
+	_ = x24
+	_ = x25
+	_ = x26
+	_ = x27
+	_ = x28
+	_ = x29
+
+	_ = x30
+	_ = x31
+	_ = x32
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10332.go b/gcc/testsuite/go.test/test/fixedbugs/issue10332.go
new file mode 100644
index 00000000000..096b7a50554
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10332.go
@@ -0,0 +1,25 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// The PkgPath of unexported fields of types defined in package main was incorrectly ""
+
+package main
+
+import (
+	"fmt"
+	"reflect"
+)
+
+type foo struct {
+	bar int
+}
+
+func main() {
+	pkgpath := reflect.ValueOf(foo{}).Type().Field(0).PkgPath
+	if pkgpath != "main" {
+		fmt.Printf("BUG: incorrect PkgPath: %v", pkgpath)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10353.go b/gcc/testsuite/go.test/test/fixedbugs/issue10353.go
new file mode 100644
index 00000000000..87771d400d3
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10353.go
@@ -0,0 +1,49 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// issue 10253: cmd/gc: incorrect escape analysis of closures
+// Partial call x.foo was not promoted to heap.
+
+package main
+
+func main() {
+	c := make(chan bool)
+	// Create a new goroutine to get a default-size stack segment.
+	go func() {
+		x := new(X)
+		clos(x.foo)()
+		c <- true
+	}()
+	<-c
+}
+
+type X int
+
+func (x *X) foo() {
+}
+
+func clos(x func()) func() {
+	f := func() {
+		print("")
+		x() // This statement crashed, because the partial call was allocated on the old stack.
+	}
+	// Grow stack so that partial call x becomes invalid if allocated on stack.
+	growstack(10000)
+	c := make(chan bool)
+	// Spoil the previous stack segment.
+	go func() {
+		c <- true
+	}()
+	<-c
+	return f
+}
+
+func growstack(x int) {
+	if x == 0 {
+		return
+	}
+	growstack(x - 1)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10407.go b/gcc/testsuite/go.test/test/fixedbugs/issue10407.go
new file mode 100644
index 00000000000..c6461a36204
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10407.go
@@ -0,0 +1,16 @@
+// runoutput
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 10407: gccgo failed to remove carriage returns
+// from raw string literals.
+
+package main
+
+import "fmt"
+
+func main() {
+	fmt.Println("package main\nfunc main() { if `a\rb\r\nc` != \"ab\\nc\" { panic(42) }}")
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10441.go b/gcc/testsuite/go.test/test/fixedbugs/issue10441.go
new file mode 100644
index 00000000000..9bc4948b15b
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10441.go
@@ -0,0 +1,17 @@
+// build
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+func bar() {
+	f := func() {}
+	foo(&f)
+}
+
+//go:noinline
+func foo(f *func()) func() {
+	return *f
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10486.go b/gcc/testsuite/go.test/test/fixedbugs/issue10486.go
new file mode 100644
index 00000000000..3b62cb9002f
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10486.go
@@ -0,0 +1,31 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 10486.
+// Check stack walk during div by zero fault,
+// especially on software divide systems.
+
+package main
+
+import "runtime"
+
+var A, B int
+
+func divZero() int {
+	defer func() {
+		if p := recover(); p != nil {
+			var pcs [512]uintptr
+			runtime.Callers(2, pcs[:])
+			runtime.GC()
+		}
+	}()
+	return A / B
+}
+
+func main() {
+	A = 1
+	divZero()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10607.go b/gcc/testsuite/go.test/test/fixedbugs/issue10607.go
new file mode 100644
index 00000000000..6f4717d8202
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10607.go
@@ -0,0 +1,34 @@
+// +build linux,!ppc64,!riscv64
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test that a -B option is passed through when using both internal
+// and external linking mode.
+
+// TODO(jsing): Re-enable on riscv64 when it has support for external
+// linking - see golang.org/issue/36739
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/exec"
+	"path/filepath"
+)
+
+func main() {
+	test("internal")
+	test("external")
+}
+
+func test(linkmode string) {
+	out, err := exec.Command("go", "run", "-ldflags", "-B=0x12345678 -linkmode="+linkmode, filepath.Join("fixedbugs", "issue10607a.go")).CombinedOutput()
+	if err != nil {
+		fmt.Printf("BUG: linkmode=%s %v\n%s\n", linkmode, err, out)
+		os.Exit(1)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10607a.go b/gcc/testsuite/go.test/test/fixedbugs/issue10607a.go
new file mode 100644
index 00000000000..51399e4ecfc
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10607a.go
@@ -0,0 +1,81 @@
+// skip
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This is built by issue10607.go with a -B option.
+// Verify that we have one build-id note with the expected value.
+
+package main
+
+import (
+	"bytes"
+	"debug/elf"
+	"fmt"
+	"os"
+)
+
+func main() {
+	f, err := elf.Open("/proc/self/exe")
+	if err != nil {
+		if os.IsNotExist(err) {
+			return
+		}
+		fmt.Fprintln(os.Stderr, "opening /proc/self/exe:", err)
+		os.Exit(1)
+	}
+
+	c := 0
+	fail := false
+	for i, s := range f.Sections {
+		if s.Type != elf.SHT_NOTE {
+			continue
+		}
+
+		d, err := s.Data()
+		if err != nil {
+			fmt.Fprintf(os.Stderr, "reading data of note section %d: %v\n", i, err)
+			continue
+		}
+
+		for len(d) > 0 {
+			namesz := f.ByteOrder.Uint32(d)
+			descsz := f.ByteOrder.Uint32(d[4:])
+			typ := f.ByteOrder.Uint32(d[8:])
+
+			an := (namesz + 3) &^ 3
+			ad := (descsz + 3) &^ 3
+
+			if int(12+an+ad) > len(d) {
+				fmt.Fprintf(os.Stderr, "note section %d too short for header (%d < 12 + align(%d,4) + align(%d,4))\n", i, len(d), namesz, descsz)
+				break
+			}
+
+			// 3 == NT_GNU_BUILD_ID
+			if typ == 3 && namesz == 4 && bytes.Equal(d[12:16], []byte("GNU\000")) {
+				id := string(d[12+an:12+an+descsz])
+				if id == "\x12\x34\x56\x78" {
+					c++
+				} else {
+					fmt.Fprintf(os.Stderr, "wrong build ID data: %q\n", id)
+					fail = true
+				}
+			}
+
+			d = d[12+an+ad:]
+		}
+	}
+
+	if c == 0 {
+		fmt.Fprintln(os.Stderr, "no build-id note")
+		fail = true
+	} else if c > 1 {
+		fmt.Fprintln(os.Stderr, c, "build-id notes")
+		fail = true
+	}
+
+	if fail {
+		os.Exit(1)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10654.go b/gcc/testsuite/go.test/test/fixedbugs/issue10654.go
new file mode 100644
index 00000000000..0600a801bb2
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10654.go
@@ -0,0 +1,17 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 10654: Failure to use generated temps
+// for function calls etc. in boolean codegen.
+
+package main
+
+var s string
+
+func main() {
+	if (s == "this") != (s == "that") {
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10700.dir/other.go b/gcc/testsuite/go.test/test/fixedbugs/issue10700.dir/other.go
new file mode 100644
index 00000000000..12908b92053
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10700.dir/other.go
@@ -0,0 +1,10 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package other
+
+type Exported interface {
+	Do()
+	secret()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10700.dir/test.go b/gcc/testsuite/go.test/test/fixedbugs/issue10700.dir/test.go
new file mode 100644
index 00000000000..2dfc24af077
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10700.dir/test.go
@@ -0,0 +1,49 @@
+// errorcheck -0 -m -l
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "./other"
+
+type Imported interface {
+	Do()
+}
+
+type HasAMethod struct {
+	x int
+}
+
+func (me *HasAMethod) Do() {
+	println(me.x)
+}
+
+func InMyCode(x *Imported, y *HasAMethod, z *other.Exported) {
+	x.Do() // ERROR "x\.Do undefined \(type \*Imported is pointer to interface, not interface\)|type that is pointer to interface"
+	x.do() // ERROR "x\.do undefined \(type \*Imported is pointer to interface, not interface\)|type that is pointer to interface"
+	(*x).Do()
+	x.Dont()    // ERROR "x\.Dont undefined \(type \*Imported is pointer to interface, not interface\)|type that is pointer to interface"
+	(*x).Dont() // ERROR "\(\*x\)\.Dont undefined \(type Imported has no field or method Dont\)|reference to undefined field or method"
+
+	y.Do()
+	y.do() // ERROR "y\.do undefined \(type \*HasAMethod has no field or method do, but does have Do\)|reference to undefined field or method"
+	(*y).Do()
+	(*y).do()   // ERROR "\(\*y\)\.do undefined \(type HasAMethod has no field or method do, but does have Do\)|reference to undefined field or method"
+	y.Dont()    // ERROR "y\.Dont undefined \(type \*HasAMethod has no field or method Dont\)|reference to undefined field or method"
+	(*y).Dont() // ERROR "\(\*y\)\.Dont undefined \(type HasAMethod has no field or method Dont\)|reference to undefined field or method"
+
+	z.Do() // ERROR "z\.Do undefined \(type \*other\.Exported is pointer to interface, not interface\)|type that is pointer to interface"
+	z.do() // ERROR "z\.do undefined \(type \*other\.Exported is pointer to interface, not interface\)|type that is pointer to interface"
+	(*z).Do()
+	(*z).do()     // ERROR "\(\*z\)\.do undefined \(type other.Exported has no field or method do, but does have Do\)|reference to undefined field or method"
+	z.Dont()      // ERROR "z\.Dont undefined \(type \*other\.Exported is pointer to interface, not interface\)|type that is pointer to interface"
+	(*z).Dont()   // ERROR "\(\*z\)\.Dont undefined \(type other\.Exported has no field or method Dont\)|reference to undefined field or method"
+	z.secret()    // ERROR "z\.secret undefined \(type \*other\.Exported is pointer to interface, not interface\)|type that is pointer to interface"
+	(*z).secret() // ERROR "\(\*z\)\.secret undefined \(cannot refer to unexported field or method secret\)|reference to unexported field or method"
+
+}
+
+func main() {
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10700.go b/gcc/testsuite/go.test/test/fixedbugs/issue10700.go
new file mode 100644
index 00000000000..25544efd9b9
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10700.go
@@ -0,0 +1,7 @@
+// errorcheckdir
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10925.go b/gcc/testsuite/go.test/test/fixedbugs/issue10925.go
new file mode 100644
index 00000000000..30add82c78a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10925.go
@@ -0,0 +1,23 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "fmt"
+
+func prototype(xyz []string) {}
+func main() {
+	var got [][]string
+	f := prototype
+	f = func(ss []string) { got = append(got, ss) }
+	for _, s := range []string{"one", "two", "three"} {
+		f([]string{s})
+	}
+	if got[0][0] != "one" || got[1][0] != "two" || got[2][0] != "three" {
+		// Bug's wrong output was [[three] [three] [three]]
+		fmt.Println("Expected [[one] [two] [three]], got", got)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10958.go b/gcc/testsuite/go.test/test/fixedbugs/issue10958.go
new file mode 100644
index 00000000000..52487fb9bd6
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10958.go
@@ -0,0 +1,95 @@
+// +build !nacl,!js,disabled_see_issue_18589
+// buildrun -t 10  -gcflags=-d=ssa/insert_resched_checks/on,ssa/check/on
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test is disabled because it flakes when run in all.bash
+// on some platforms, but is useful standalone to verify
+// that rescheduling checks are working (and we may wish
+// to investigate the flake, since it suggests that the
+// loop rescheduling check may not work right on those
+// platforms).
+
+// This checks to see that call-free infinite loops do not
+// block garbage collection.  IF YOU RUN IT STANDALONE without
+// -gcflags=-d=ssa/insert_resched_checks/on in a not-experimental
+// build, it should hang.
+
+package main
+
+import (
+	"runtime"
+)
+
+var someglobal1 int
+var someglobal2 int
+var someglobal3 int
+
+//go:noinline
+func f() {}
+
+func standinacorner1() {
+	for someglobal1&1 == 0 {
+		someglobal1++
+		someglobal1++
+	}
+}
+
+func standinacorner2(i int) {
+	// contains an irreducible loop containing changes to memory
+	if i != 0 {
+		goto midloop
+	}
+
+loop:
+	if someglobal2&1 != 0 {
+		goto done
+	}
+	someglobal2++
+midloop:
+	someglobal2++
+	goto loop
+
+done:
+	return
+}
+
+func standinacorner3() {
+	for someglobal3&1 == 0 {
+		if someglobal3&2 != 0 {
+			for someglobal3&3 == 2 {
+				someglobal3++
+				someglobal3++
+				someglobal3++
+				someglobal3++
+			}
+		}
+		someglobal3++
+		someglobal3++
+		someglobal3++
+		someglobal3++
+	}
+}
+
+func main() {
+	go standinacorner1()
+	go standinacorner2(0)
+	go standinacorner3()
+	// println("About to stand in a corner1")
+	for someglobal1 == 0 {
+		runtime.Gosched()
+	}
+	// println("About to stand in a corner2")
+	for someglobal2 == 0 {
+		runtime.Gosched()
+	}
+	// println("About to stand in a corner3")
+	for someglobal3 == 0 {
+		runtime.Gosched()
+	}
+	// println("About to GC")
+	runtime.GC()
+	// println("Success")
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10975.go b/gcc/testsuite/go.test/test/fixedbugs/issue10975.go
new file mode 100644
index 00000000000..933badfd2f3
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10975.go
@@ -0,0 +1,18 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 10975: Returning an invalid interface would cause
+// `internal compiler error: getinarg: not a func`.
+
+package main
+
+type I interface {
+	int // ERROR "interface contains embedded non-interface"
+}
+
+func New() I {
+	return struct{}{}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue10977.go b/gcc/testsuite/go.test/test/fixedbugs/issue10977.go
new file mode 100644
index 00000000000..0b18c700056
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue10977.go
@@ -0,0 +1,20 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+type T struct{}
+
+var (
+	t = T{}
+	u = t.New()
+)
+
+func x(T) (int, int) { return 0, 0 }
+
+var _, _ = x(u)
+
+func (T) New() T { return T{} }
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11053.dir/p.go b/gcc/testsuite/go.test/test/fixedbugs/issue11053.dir/p.go
new file mode 100644
index 00000000000..81b412aef13
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11053.dir/p.go
@@ -0,0 +1,9 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+func Int32(i int32) *int32 {
+	return &i
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11053.dir/p_test.go b/gcc/testsuite/go.test/test/fixedbugs/issue11053.dir/p_test.go
new file mode 100644
index 00000000000..542c2a349e5
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11053.dir/p_test.go
@@ -0,0 +1,51 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"fmt"
+	"p"
+)
+
+type I interface {
+	Add(out *P)
+}
+
+type P struct {
+	V *int32
+}
+
+type T struct{}
+
+var x int32 = 42
+
+func Int32x(i int32) *int32 {
+	return &i
+}
+
+func (T) Add(out *P) {
+	out.V = p.Int32(x) // inlined, p.i.2 moved to heap
+}
+
+var PP P
+var out *P = &PP
+
+func F(s I) interface{} {
+	s.Add(out) // not inlined.
+	return out
+}
+
+var s T
+
+func main() {
+	println("Starting")
+	fmt.Sprint(new(int32))
+	resp := F(s).(*P)
+	println("Before, *resp.V=", *resp.V) // Trashes *resp.V in process of printing.
+	println("After,  *resp.V=", *resp.V)
+	if got, want := *resp.V, int32(42); got != want {
+		fmt.Printf("FAIL, got %v, want %v", got, want)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11053.go b/gcc/testsuite/go.test/test/fixedbugs/issue11053.go
new file mode 100644
index 00000000000..06005d3841d
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11053.go
@@ -0,0 +1,10 @@
+// rundir
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 11053: Compiler does not run escape analysis on an inlined
+// generated method wrapper.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11053.out b/gcc/testsuite/go.test/test/fixedbugs/issue11053.out
new file mode 100644
index 00000000000..a75f73c8829
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11053.out
@@ -0,0 +1,3 @@
+Starting
+Before, *resp.V= 42
+After,  *resp.V= 42
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11256.go b/gcc/testsuite/go.test/test/fixedbugs/issue11256.go
new file mode 100644
index 00000000000..69fc3e8d842
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11256.go
@@ -0,0 +1,53 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test that stack barriers are reset when a goroutine exits without
+// returning.
+
+package main
+
+import (
+	"runtime"
+	"sync/atomic"
+	"time"
+)
+
+func main() {
+	// Let the garbage collector run concurrently.
+	runtime.GOMAXPROCS(2)
+
+	var x [100][]byte
+
+	for i := range x {
+		var done int32
+
+		go func() {
+			// Use enough stack to get stack barriers, but
+			// not so much that we go over _FixedStack.
+			// There's a very narrow window here on most
+			// OSs, so we basically can't do anything (not
+			// even a time.Sleep or a channel).
+			var buf [1024]byte
+			buf[0]++
+			for atomic.LoadInt32(&done) == 0 {
+				runtime.Gosched()
+			}
+			atomic.StoreInt32(&done, 0)
+			// Exit without unwinding stack barriers.
+			runtime.Goexit()
+		}()
+
+		// Generate some garbage.
+		x[i] = make([]byte, 1024*1024)
+
+		// Give GC some time to install stack barriers in the G.
+		time.Sleep(50 * time.Microsecond)
+		atomic.StoreInt32(&done, 1)
+		for atomic.LoadInt32(&done) == 1 {
+			runtime.Gosched()
+		}
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11286.go b/gcc/testsuite/go.test/test/fixedbugs/issue11286.go
new file mode 100644
index 00000000000..560b7d47942
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11286.go
@@ -0,0 +1,34 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test that pointer bitmaps of types with large scalar tails are
+// correctly repeated when unrolled into the heap bitmap.
+
+package main
+
+import "runtime"
+
+const D = 57
+
+type T struct {
+	a [D]float64
+	b map[string]int
+	c [D]float64
+}
+
+var ts []T
+
+func main() {
+	ts = make([]T, 4)
+	for i := range ts {
+		ts[i].b = make(map[string]int)
+	}
+	ts[3].b["abc"] = 42
+	runtime.GC()
+	if ts[3].b["abc"] != 42 {
+		panic("bad field value")
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11326b.go b/gcc/testsuite/go.test/test/fixedbugs/issue11326b.go
new file mode 100644
index 00000000000..8aba4d91215
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11326b.go
@@ -0,0 +1,44 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+// Tests for golang.org/issue/11326.
+
+func main() {
+	{
+		const n = 1e646456992
+		const d = 1e646456991
+		x := n / d
+		if x != 10.0 {
+			println("incorrect value:", x)
+		}
+	}
+	{
+		const n = 1e64645699
+		const d = 1e64645698
+		x := n / d
+		if x != 10.0 {
+			println("incorrect value:", x)
+		}
+	}
+	{
+		const n = 1e6464569
+		const d = 1e6464568
+		x := n / d
+		if x != 10.0 {
+			println("incorrect value:", x)
+		}
+	}
+	{
+		const n = 1e646456
+		const d = 1e646455
+		x := n / d
+		if x != 10.0 {
+			println("incorrect value:", x)
+		}
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11354.go b/gcc/testsuite/go.test/test/fixedbugs/issue11354.go
new file mode 100644
index 00000000000..3980e8fcae4
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11354.go
@@ -0,0 +1,15 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+type X int
+
+var foo = map[int]X{}
+
+var bar = map[int][8]X{}
+
+func main() {}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11359.go b/gcc/testsuite/go.test/test/fixedbugs/issue11359.go
new file mode 100644
index 00000000000..6ffffede6b9
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11359.go
@@ -0,0 +1,11 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// identifiers beginning with non-ASCII digits were incorrectly accepted.
+// issue 11359.
+
+package p
+var Û¶ = 0 // ERROR "identifier cannot begin with digit"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11361.go b/gcc/testsuite/go.test/test/fixedbugs/issue11361.go
new file mode 100644
index 00000000000..63dbf05d731
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11361.go
@@ -0,0 +1,11 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+import "fmt"  // GC_ERROR "imported and not used"
+
+const n = fmt // ERROR "fmt without selector|unexpected reference to package"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11362.go b/gcc/testsuite/go.test/test/fixedbugs/issue11362.go
new file mode 100644
index 00000000000..964e5fdf6b7
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11362.go
@@ -0,0 +1,15 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 11362: prints empty canonical import path
+
+package main
+
+import _ "unicode//utf8" // GC_ERROR "non-canonical import path .unicode//utf8. \(should be .unicode/utf8.\)" "can't find import: .unicode//utf8."
+
+func main() {
+}
+
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11369.go b/gcc/testsuite/go.test/test/fixedbugs/issue11369.go
new file mode 100644
index 00000000000..9df37c36499
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11369.go
@@ -0,0 +1,27 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test that the half multiply resulting from a division
+// by a constant generates correct code.
+
+package main
+
+func main() {
+	var _ = 7 / "0"[0] // test case from #11369
+	var _ = 1 / "."[0] // test case from #11358
+	var x = 0 / "0"[0]
+	var y = 48 / "0"[0]
+	var z = 5 * 48 / "0"[0]
+	if x != 0 {
+		panic("expected 0")
+	}
+	if y != 1 {
+		panic("expected 1")
+	}
+	if z != 5 {
+		panic("expected 5")
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11370.go b/gcc/testsuite/go.test/test/fixedbugs/issue11370.go
new file mode 100644
index 00000000000..30f2904550a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11370.go
@@ -0,0 +1,13 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// issue 11370: cmd/compile: "0"[0] should not be a constant
+
+package p
+
+func main() {
+	println(-"abc"[1] >> 1)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11371.go b/gcc/testsuite/go.test/test/fixedbugs/issue11371.go
new file mode 100644
index 00000000000..8acd18fccb9
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11371.go
@@ -0,0 +1,17 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 11371 (cmd/compile: meaningless error message "truncated to
+// integer")
+
+package issue11371
+
+const a int = 1.1        // ERROR "constant 1.1 truncated to integer|floating-point constant truncated to integer"
+const b int = 1e20       // ERROR "overflows int|integer constant overflow"
+const c int = 1 + 1e-70  // ERROR "constant truncated to integer"
+const d int = 1 - 1e-70  // ERROR "constant truncated to integer"
+const e int = 1.00000001 // ERROR "constant truncated to integer"
+const f int = 0.00000001 // ERROR "constant 1e-08 truncated to integer|floating-point constant truncated to integer"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11590.go b/gcc/testsuite/go.test/test/fixedbugs/issue11590.go
new file mode 100644
index 00000000000..f2a955f96d0
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11590.go
@@ -0,0 +1,11 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+var _ = int8(4) * 300         // ERROR "constant 300 overflows int8" "constant 1200 overflows int8|integer constant overflow"
+var _ = complex64(1) * 1e200  // ERROR "constant 1e\+200 overflows complex64|complex real part overflow"
+var _ = complex128(1) * 1e500 // ERROR "constant 1e\+500 overflows complex128|complex real part overflow"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11610.go b/gcc/testsuite/go.test/test/fixedbugs/issue11610.go
new file mode 100644
index 00000000000..7ebfae6709f
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11610.go
@@ -0,0 +1,17 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test an internal compiler error on ? symbol in declaration
+// following an empty import.
+
+package a
+import""  // ERROR "import path is empty"
+var?      // ERROR "invalid character U\+003F '\?'|invalid character 0x3f in input file"
+
+var x int // ERROR "unexpected var|expected identifier|expected type"
+
+func main() {
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11614.go b/gcc/testsuite/go.test/test/fixedbugs/issue11614.go
new file mode 100644
index 00000000000..de15f9827ff
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11614.go
@@ -0,0 +1,26 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test that incorrect expressions involving wrong anonymous interface
+// do not generate panics in Type Stringer.
+// Does not compile.
+
+package main
+
+type I interface {
+	int // ERROR "interface contains embedded non-interface"
+}
+
+func n() {
+	(I)
+}
+
+func m() {
+	(interface{int}) // ERROR "interface contains embedded non-interface" "type interface { int } is not an expression"
+}
+
+func main() {
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11674.go b/gcc/testsuite/go.test/test/fixedbugs/issue11674.go
new file mode 100644
index 00000000000..b43032deac4
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11674.go
@@ -0,0 +1,40 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 11674: cmd/compile: does not diagnose constant division by
+// zero
+
+package p
+
+const x complex64 = 0
+const y complex128 = 0
+
+var _ = x / 1e-20
+var _ = x / 1e-50   // GC_ERROR "complex division by zero"
+var _ = x / 1e-1000 // GC_ERROR "complex division by zero"
+var _ = x / 1e-20i
+var _ = x / 1e-50i   // GC_ERROR "complex division by zero"
+var _ = x / 1e-1000i // GC_ERROR "complex division by zero"
+
+var _ = x / 1e-45 // smallest positive float32
+
+var _ = x / (1e-20 + 1e-20i)
+var _ = x / (1e-50 + 1e-20i)
+var _ = x / (1e-20 + 1e-50i)
+var _ = x / (1e-50 + 1e-50i)     // GC_ERROR "complex division by zero"
+var _ = x / (1e-1000 + 1e-1000i) // GC_ERROR "complex division by zero"
+
+var _ = y / 1e-50
+var _ = y / 1e-1000 // GC_ERROR "complex division by zero"
+var _ = y / 1e-50i
+var _ = y / 1e-1000i // GC_ERROR "complex division by zero"
+
+var _ = y / 5e-324 // smallest positive float64
+
+var _ = y / (1e-50 + 1e-50)
+var _ = y / (1e-1000 + 1e-50i)
+var _ = y / (1e-50 + 1e-1000i)
+var _ = y / (1e-1000 + 1e-1000i) // GC_ERROR "complex division by zero"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11699.go b/gcc/testsuite/go.test/test/fixedbugs/issue11699.go
new file mode 100644
index 00000000000..755e9a1fde6
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11699.go
@@ -0,0 +1,12 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// issue 11699; used to fail with duplicate _.args_stackmap symbols.
+
+package p
+
+func _()
+func _()
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11750.go b/gcc/testsuite/go.test/test/fixedbugs/issue11750.go
new file mode 100644
index 00000000000..d5a2b22dda0
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11750.go
@@ -0,0 +1,20 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 11750: mkdotargslice: typecheck failed
+
+package main
+
+func main() {
+	fn := func(names string) {
+
+	}
+	func(names ...string) {
+		for _, name := range names {
+			fn(name)
+		}
+	}("one", "two")
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11771.go b/gcc/testsuite/go.test/test/fixedbugs/issue11771.go
new file mode 100644
index 00000000000..99d7060d44e
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11771.go
@@ -0,0 +1,64 @@
+// +build !nacl,!js
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 11771: Magic comments should ignore carriage returns.
+
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"runtime"
+)
+
+func main() {
+	if runtime.Compiler != "gc" {
+		return
+	}
+
+	dir, err := ioutil.TempDir("", "go-issue11771")
+	if err != nil {
+		log.Fatalf("creating temp dir: %v\n", err)
+	}
+	defer os.RemoveAll(dir)
+
+	// The go:nowritebarrier magic comment is only permitted in
+	// the runtime package.  So we confirm that the compilation
+	// fails.
+
+	var buf bytes.Buffer
+	fmt.Fprintln(&buf, `
+package main
+
+func main() {
+}
+`)
+	fmt.Fprintln(&buf, "//go:nowritebarrier\r")
+	fmt.Fprintln(&buf, `
+func x() {
+}
+`)
+
+	if err := ioutil.WriteFile(filepath.Join(dir, "x.go"), buf.Bytes(), 0666); err != nil {
+		log.Fatal(err)
+	}
+
+	cmd := exec.Command("go", "tool", "compile", "x.go")
+	cmd.Dir = dir
+	output, err := cmd.CombinedOutput()
+	if err == nil {
+		log.Fatal("compile succeeded unexpectedly")
+	}
+	if !bytes.Contains(output, []byte("only allowed in runtime")) {
+		log.Fatalf("wrong error message from compiler; got:\n%s\n", output)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11790.go b/gcc/testsuite/go.test/test/fixedbugs/issue11790.go
new file mode 100644
index 00000000000..096b297f990
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11790.go
@@ -0,0 +1,36 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 11790: Incorrect error following named pointer dereference on field
+
+package main
+
+import "fmt"
+
+type T0 struct {
+	x int
+}
+
+func (*T0) M0() {
+	fmt.Println("M0")
+}
+
+type T2 struct {
+	*T0
+}
+
+type Q *T2
+
+func main() {
+	// If run, expected output is
+	// 42
+	// M0
+	t0 := T0{42}
+	t2 := T2{&t0}
+	var q Q = &t2
+	fmt.Println(q.x) // Comment out either this line or the next line and the program works
+	(*q).T0.M0()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11945.go b/gcc/testsuite/go.test/test/fixedbugs/issue11945.go
new file mode 100644
index 00000000000..510b6555c65
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11945.go
@@ -0,0 +1,71 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "fmt"
+
+// issue 17446
+const (
+	_ = real(0) // from bug report
+	_ = imag(0) // from bug report
+
+	// if the arguments are untyped, the results must be untyped
+	// (and compatible with types that can represent the values)
+	_ int = real(1)
+	_ int = real('a')
+	_ int = real(2.0)
+	_ int = real(3i)
+
+	_ float32 = real(1)
+	_ float32 = real('a')
+	_ float32 = real(2.1)
+	_ float32 = real(3.2i)
+
+	_ float64 = real(1)
+	_ float64 = real('a')
+	_ float64 = real(2.1)
+	_ float64 = real(3.2i)
+
+	_ int = imag(1)
+	_ int = imag('a')
+	_ int = imag(2.1 + 3i)
+	_ int = imag(3i)
+
+	_ float32 = imag(1)
+	_ float32 = imag('a')
+	_ float32 = imag(2.1 + 3.1i)
+	_ float32 = imag(3i)
+
+	_ float64 = imag(1)
+	_ float64 = imag('a')
+	_ float64 = imag(2.1 + 3.1i)
+	_ float64 = imag(3i)
+)
+
+var tests = []struct {
+	code      string
+	got, want interface{}
+}{
+	{"real(1)", real(1), 1.0},
+	{"real('a')", real('a'), float64('a')},
+	{"real(2.0)", real(2.0), 2.0},
+	{"real(3.2i)", real(3.2i), 0.0},
+
+	{"imag(1)", imag(1), 0.0},
+	{"imag('a')", imag('a'), 0.0},
+	{"imag(2.1 + 3.1i)", imag(2.1 + 3.1i), 3.1},
+	{"imag(3i)", imag(3i), 3.0},
+}
+
+func main() {
+	// verify compile-time evaluated constant expressions
+	for _, test := range tests {
+		if test.got != test.want {
+			panic(fmt.Sprintf("%s: %v (%T) != %v (%T)", test.code, test.got, test.got, test.want, test.want))
+		}
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue11987.go b/gcc/testsuite/go.test/test/fixedbugs/issue11987.go
new file mode 100644
index 00000000000..9b665dc635e
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue11987.go
@@ -0,0 +1,23 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 11987. The ppc64 SRADCC instruction was misassembled in a way
+// lost bit 5 of the immediate so v>>32 was assembled as v>>0.  SRADCC
+// is only ever inserted by peep so it's hard to be sure when it will
+// be used. This formulation worked when the bug was fixed.
+
+package main
+
+import "fmt"
+
+var v int64 = 0x80000000
+
+func main() {
+	s := fmt.Sprintf("%v", v>>32 == 0)
+	if s != "true" {
+		fmt.Printf("BUG: v>>32 == 0 evaluated as %q\n", s)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12006.go b/gcc/testsuite/go.test/test/fixedbugs/issue12006.go
new file mode 100644
index 00000000000..0a2ef8dad04
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12006.go
@@ -0,0 +1,174 @@
+// errorcheck -0 -m -l
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test escape analysis through ... parameters.
+
+package foo
+
+func FooN(vals ...*int) (s int) { // ERROR "vals does not escape"
+	for _, v := range vals {
+		s += *v
+	}
+	return s
+}
+
+// Append forces heap allocation and copies entries in vals to heap, therefore they escape to heap.
+func FooNx(x *int, vals ...*int) (s int) { // ERROR "leaking param: x" "leaking param content: vals"
+	vals = append(vals, x)
+	return FooN(vals...)
+}
+
+var sink []*int
+
+func FooNy(x *int, vals ...*int) (s int) { // ERROR "leaking param: x" "leaking param: vals"
+	vals = append(vals, x)
+	sink = vals
+	return FooN(vals...)
+}
+
+func FooNz(vals ...*int) (s int) { // ERROR "leaking param: vals"
+	sink = vals
+	return FooN(vals...)
+}
+
+func TFooN() {
+	for i := 0; i < 1000; i++ {
+		var i, j int
+		FooN(&i, &j) // ERROR "... argument does not escape"
+	}
+}
+
+func TFooNx() {
+	for i := 0; i < 1000; i++ {
+		var i, j, k int   // ERROR "moved to heap: i" "moved to heap: j" "moved to heap: k"
+		FooNx(&k, &i, &j) // ERROR "... argument does not escape"
+	}
+}
+
+func TFooNy() {
+	for i := 0; i < 1000; i++ {
+		var i, j, k int   // ERROR "moved to heap: i" "moved to heap: j" "moved to heap: k"
+		FooNy(&k, &i, &j) // ERROR "... argument escapes to heap"
+	}
+}
+
+func TFooNz() {
+	for i := 0; i < 1000; i++ {
+		var i, j int  // ERROR "moved to heap: i" "moved to heap: j"
+		FooNz(&i, &j) // ERROR "... argument escapes to heap"
+	}
+}
+
+var isink *int32
+
+func FooI(args ...interface{}) { // ERROR "leaking param content: args"
+	for i := 0; i < len(args); i++ {
+		switch x := args[i].(type) {
+		case nil:
+			println("is nil")
+		case int32:
+			println("is int32")
+		case *int32:
+			println("is *int32")
+			isink = x
+		case string:
+			println("is string")
+		}
+	}
+}
+
+func TFooI() {
+	a := int32(1) // ERROR "moved to heap: a"
+	b := "cat"
+	c := &a
+	FooI(a, b, c) // ERROR "a escapes to heap" "b escapes to heap" "... argument does not escape"
+}
+
+func FooJ(args ...interface{}) *int32 { // ERROR "leaking param: args to result ~r1 level=1"
+	for i := 0; i < len(args); i++ {
+		switch x := args[i].(type) {
+		case nil:
+			println("is nil")
+		case int32:
+			println("is int32")
+		case *int32:
+			println("is *int32")
+			return x
+		case string:
+			println("is string")
+		}
+	}
+	return nil
+}
+
+func TFooJ1() {
+	a := int32(1)
+	b := "cat"
+	c := &a
+	FooJ(a, b, c) // ERROR "a does not escape" "b does not escape" "... argument does not escape"
+}
+
+func TFooJ2() {
+	a := int32(1) // ERROR "moved to heap: a"
+	b := "cat"
+	c := &a
+	isink = FooJ(a, b, c) // ERROR "a escapes to heap" "b escapes to heap" "... argument does not escape"
+}
+
+type fakeSlice struct {
+	l int
+	a *[4]interface{}
+}
+
+func FooK(args fakeSlice) *int32 { // ERROR "leaking param: args to result ~r1 level=1"
+	for i := 0; i < args.l; i++ {
+		switch x := (*args.a)[i].(type) {
+		case nil:
+			println("is nil")
+		case int32:
+			println("is int32")
+		case *int32:
+			println("is *int32")
+			return x
+		case string:
+			println("is string")
+		}
+	}
+	return nil
+}
+
+func TFooK2() {
+	a := int32(1) // ERROR "moved to heap: a"
+	b := "cat"
+	c := &a
+	fs := fakeSlice{3, &[4]interface{}{a, b, c, nil}} // ERROR "a escapes to heap" "b escapes to heap" "&\[4\]interface {}{...} does not escape"
+	isink = FooK(fs)
+}
+
+func FooL(args []interface{}) *int32 { // ERROR "leaking param: args to result ~r1 level=1"
+	for i := 0; i < len(args); i++ {
+		switch x := args[i].(type) {
+		case nil:
+			println("is nil")
+		case int32:
+			println("is int32")
+		case *int32:
+			println("is *int32")
+			return x
+		case string:
+			println("is string")
+		}
+	}
+	return nil
+}
+
+func TFooL2() {
+	a := int32(1) // ERROR "moved to heap: a"
+	b := "cat"
+	c := &a
+	s := []interface{}{a, b, c} // ERROR "a escapes to heap" "b escapes to heap" "\[\]interface {}{...} does not escape"
+	isink = FooL(s)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12108.go b/gcc/testsuite/go.test/test/fixedbugs/issue12108.go
new file mode 100644
index 00000000000..c7a742513af
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12108.go
@@ -0,0 +1,37 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// A generated method with a return value large enough to be
+// initialized by duffzero is not a leaf method, which violated
+// assumptions made by cmd/internal/obj/ppc64.
+
+package main
+
+const N = 9 // values > 8 cause (Super).Method to use duffzero
+
+type Base struct {
+}
+
+func (b *Base) Method() (x [N]uintptr) {
+	return
+}
+
+type Super struct {
+	Base
+}
+
+type T interface {
+	Method() [N]uintptr
+}
+
+func f(q T) {
+	q.Method()
+}
+
+func main() {
+	var s Super
+	f(&s)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12133.go b/gcc/testsuite/go.test/test/fixedbugs/issue12133.go
new file mode 100644
index 00000000000..bbf9fb0063f
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12133.go
@@ -0,0 +1,26 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 12133.  The CX register was getting clobbered
+// because we did not keep track of its allocation correctly.
+
+package main
+
+import "fmt"
+
+func main() {
+	want := uint(48)
+	got := f1(48)
+	if got != want {
+		fmt.Println("got", got, ", wanted", want)
+		panic("bad")
+	}
+}
+
+//go:noinline
+func f1(v1 uint) uint {
+	return v1 >> ((1 >> v1) + (1 >> v1))
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12226.go b/gcc/testsuite/go.test/test/fixedbugs/issue12226.go
new file mode 100644
index 00000000000..22467116c19
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12226.go
@@ -0,0 +1,15 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "fmt"
+
+func main() {
+	if []byte("foo")[0] == []byte("b")[0] {
+		fmt.Println("BUG: \"foo\" and \"b\" appear to have the same first byte")
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12347.go b/gcc/testsuite/go.test/test/fixedbugs/issue12347.go
new file mode 100644
index 00000000000..fc5678e3ed7
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12347.go
@@ -0,0 +1,16 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+func f_ssa(x int, p *int) {
+	if false {
+		y := x + 5
+		for {
+			*p = y
+		}
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12411.go b/gcc/testsuite/go.test/test/fixedbugs/issue12411.go
new file mode 100644
index 00000000000..ff49314a6b5
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12411.go
@@ -0,0 +1,24 @@
+// +build !386
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 12411. Loss of AX during %.
+
+package main
+
+func main() {
+	x := f(4)
+	if x != 0 {
+		println("BUG: x=", x)
+	}
+}
+
+//go:noinline
+func f(x int) int {
+	// AX was live on entry to one of the % code generations,
+	// and the % code generation smashed it.
+	return ((2 * x) % 3) % (2 % ((x << 2) ^ (x % 3)))
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12413.go b/gcc/testsuite/go.test/test/fixedbugs/issue12413.go
new file mode 100644
index 00000000000..a054765118b
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12413.go
@@ -0,0 +1,19 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// issue 12413: invalid variable name x in type switch: code would fail
+// to compile if the variable used in the short variable declaration was
+// previously declared as a constant.
+
+package main
+
+func main() {
+	const x = 42
+	switch x := interface{}(nil).(type) {
+	default:
+		_ = x
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12536.go b/gcc/testsuite/go.test/test/fixedbugs/issue12536.go
new file mode 100644
index 00000000000..ceeaec4360e
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12536.go
@@ -0,0 +1,22 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 12536: compiler crashes while checking keys in a map literal for equality
+
+package p
+
+func main() {
+	m1 := map[interface{}]interface{}{
+		nil:  0,
+		true: 1,
+	}
+	m2 := map[interface{}]interface{}{
+		true: 1,
+		nil:  0,
+	}
+	println(len(m1))
+	println(len(m2))
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12577.go b/gcc/testsuite/go.test/test/fixedbugs/issue12577.go
new file mode 100644
index 00000000000..249b4f24325
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12577.go
@@ -0,0 +1,66 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 12577: Test that there are no -0 floating-point constants.
+
+package main
+
+import "math"
+
+const (
+	z0 = 0.0
+	z1 = -0.0
+	z2 = -z0
+	z3 = -z2
+)
+
+var (
+	x0 float32 = z0
+	x1 float32 = z1
+	x2 float32 = z2
+	x3 float32 = z3
+
+	y0 float64 = z0
+	y1 float64 = z1
+	y2 float64 = z2
+	y3 float64 = z3
+)
+
+func test32(f float32) {
+	if f != 0 || math.Signbit(float64(f)) {
+		println("BUG: got", f, "want 0.0")
+		return
+	}
+}
+
+func test64(f float64) {
+	if f != 0 || math.Signbit(f) {
+		println("BUG: got", f, "want 0.0")
+		return
+	}
+}
+
+func main() {
+	if f := -x0; f != 0 || !math.Signbit(float64(f)) {
+		println("BUG: got", f, "want -0.0")
+	}
+
+	test32(-0.0)
+	test32(x0)
+	test32(x1)
+	test32(x2)
+	test32(x3)
+
+	if f := -y0; f != 0 || !math.Signbit(f) {
+		println("BUG: got", f, "want -0.0")
+	}
+
+	test64(-0.0)
+	test64(y0)
+	test64(y1)
+	test64(y2)
+	test64(y3)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12588.go b/gcc/testsuite/go.test/test/fixedbugs/issue12588.go
new file mode 100644
index 00000000000..950ef36e206
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12588.go
@@ -0,0 +1,88 @@
+// errorcheck -0 -m -l
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Tests escape analysis for range of arrays.
+// Compiles but need not run.  Inlining is disabled.
+
+package main
+
+type A struct {
+	b [3]uint64
+}
+
+type B struct {
+	b [3]*uint64
+}
+
+func f(a A) int {
+	for i, x := range &a.b {
+		if x != 0 {
+			return 64*i + int(x)
+		}
+	}
+	return 0
+}
+
+func g(a *A) int { // ERROR "a does not escape"
+	for i, x := range &a.b {
+		if x != 0 {
+			return 64*i + int(x)
+		}
+	}
+	return 0
+}
+
+func h(a *B) *uint64 { // ERROR "leaking param: a to result ~r1 level=1"
+	for i, x := range &a.b {
+		if i == 0 {
+			return x
+		}
+	}
+	return nil
+}
+
+func h2(a *B) *uint64 { // ERROR "leaking param: a to result ~r1 level=1"
+	p := &a.b
+	for i, x := range p {
+		if i == 0 {
+			return x
+		}
+	}
+	return nil
+}
+
+// Seems like below should be level=1, not 0.
+func k(a B) *uint64 { // ERROR "leaking param: a to result ~r1 level=0"
+	for i, x := range &a.b {
+		if i == 0 {
+			return x
+		}
+	}
+	return nil
+}
+
+var sink *uint64
+
+func main() {
+	var a1, a2 A
+	var b1, b2, b3, b4 B
+	var x1, x2, x3, x4 uint64 // ERROR "moved to heap: x1" "moved to heap: x3"
+	b1.b[0] = &x1
+	b2.b[0] = &x2
+	b3.b[0] = &x3
+	b4.b[0] = &x4
+	f(a1)
+	g(&a2)
+	sink = h(&b1)
+	h(&b2)
+	sink = h2(&b1)
+	h2(&b4)
+	x1 = 17
+	println("*sink=", *sink) // Verify that sink addresses x1
+	x3 = 42
+	sink = k(b3)
+	println("*sink=", *sink) // Verify that sink addresses x3
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12677.dir/p.go b/gcc/testsuite/go.test/test/fixedbugs/issue12677.dir/p.go
new file mode 100644
index 00000000000..e395071f8d5
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12677.dir/p.go
@@ -0,0 +1,8 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+func Baz(f int) float64 {
+    return 1 / float64(int(1)<<(uint(f)))
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12677.dir/q.go b/gcc/testsuite/go.test/test/fixedbugs/issue12677.dir/q.go
new file mode 100644
index 00000000000..fd39c8a9ca6
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12677.dir/q.go
@@ -0,0 +1,7 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package q
+import "./p"
+func f() { println(p.Baz(2)) }
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12677.go b/gcc/testsuite/go.test/test/fixedbugs/issue12677.go
new file mode 100644
index 00000000000..6ad7161b2a5
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12677.go
@@ -0,0 +1,9 @@
+// compiledir
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 12677: Type loss during export/import of inlined function body.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue12686.go b/gcc/testsuite/go.test/test/fixedbugs/issue12686.go
new file mode 100644
index 00000000000..bde42550148
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue12686.go
@@ -0,0 +1,16 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// golang.org/issue/12686.
+// interesting because it's a non-constant but ideal value
+// and we used to incorrectly attach a constant Val to the Node.
+
+package p
+
+func f(i uint) uint {
+	x := []uint{1 << i}
+	return x[0]
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue1304.go b/gcc/testsuite/go.test/test/fixedbugs/issue1304.go
new file mode 100644
index 00000000000..9e0ca5ae3f6
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue1304.go
@@ -0,0 +1,23 @@
+// run
+
+// Copyright 2014 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+var a = 1
+
+func main() {
+	defer func() {
+		recover()
+		if a != 2 {
+			println("BUG a =", a)
+		}
+	}()
+	a = 2
+	b := a - a
+	c := 4
+	a = c / b
+	a = 3
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13160.go b/gcc/testsuite/go.test/test/fixedbugs/issue13160.go
new file mode 100644
index 00000000000..c21ecf671a2
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13160.go
@@ -0,0 +1,70 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"fmt"
+	"runtime"
+)
+
+const N = 100000
+
+func main() {
+	// Allocate more Ps than processors.  This raises
+	// the chance that we get interrupted by the OS
+	// in exactly the right (wrong!) place.
+	p := runtime.NumCPU()
+	runtime.GOMAXPROCS(2 * p)
+
+	// Allocate some pointers.
+	ptrs := make([]*int, p)
+	for i := 0; i < p; i++ {
+		ptrs[i] = new(int)
+	}
+
+	// Arena where we read and write pointers like crazy.
+	collider := make([]*int, p)
+
+	done := make(chan struct{}, 2*p)
+
+	// Start writers.  They alternately write a pointer
+	// and nil to a slot in the collider.
+	for i := 0; i < p; i++ {
+		i := i
+		go func() {
+			for j := 0; j < N; j++ {
+				// Write a pointer using memmove.
+				copy(collider[i:i+1], ptrs[i:i+1])
+				// Write nil using memclr.
+				// (This is a magic loop that gets lowered to memclr.)
+				r := collider[i : i+1]
+				for k := range r {
+					r[k] = nil
+				}
+			}
+			done <- struct{}{}
+		}()
+	}
+	// Start readers.  They read pointers from slots
+	// and make sure they are valid.
+	for i := 0; i < p; i++ {
+		i := i
+		go func() {
+			for j := 0; j < N; j++ {
+				var ptr [1]*int
+				copy(ptr[:], collider[i:i+1])
+				if ptr[0] != nil && ptr[0] != ptrs[i] {
+					panic(fmt.Sprintf("bad pointer read %p!", ptr[0]))
+				}
+			}
+			done <- struct{}{}
+		}()
+	}
+	for i := 0; i < 2*p; i++ {
+		<-done
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13162.go b/gcc/testsuite/go.test/test/fixedbugs/issue13162.go
new file mode 100644
index 00000000000..f8b3150c3ea
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13162.go
@@ -0,0 +1,82 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Ensure that range loops over a string have the requisite side-effects.
+
+package main
+
+import (
+	"fmt"
+	"os"
+)
+
+func check(n int) {
+	var i int
+	var r rune
+
+	b := make([]byte, n)
+	for i = range b {
+		b[i] = byte(i + 1)
+	}
+	s := string(b)
+
+	// When n == 0, i is untouched by the range loop.
+	// Picking an initial value of -1 for i makes the
+	// "want" calculation below correct in all cases.
+	i = -1
+	for i = range s {
+		b[i] = s[i]
+	}
+	if want := n - 1; i != want {
+		fmt.Printf("index after range with side-effect = %d want %d\n", i, want)
+		os.Exit(1)
+	}
+
+	i = -1
+	r = '\x00'
+	for i, r = range s {
+		b[i] = byte(r)
+	}
+	if want := n - 1; i != want {
+		fmt.Printf("index after range with side-effect = %d want %d\n", i, want)
+		os.Exit(1)
+	}
+	if want := rune(n); r != want {
+		fmt.Printf("rune after range with side-effect = %q want %q\n", r, want)
+		os.Exit(1)
+	}
+
+	i = -1
+	// i is shadowed here, so its value should be unchanged.
+	for i := range s {
+		b[i] = s[i]
+	}
+	if want := -1; i != want {
+		fmt.Printf("index after range without side-effect = %d want %d\n", i, want)
+		os.Exit(1)
+	}
+
+	i = -1
+	r = -1
+	// i and r are shadowed here, so their values should be unchanged.
+	for i, r := range s {
+		b[i] = byte(r)
+	}
+	if want := -1; i != want {
+		fmt.Printf("index after range without side-effect = %d want %d\n", i, want)
+		os.Exit(1)
+	}
+	if want := rune(-1); r != want {
+		fmt.Printf("rune after range without side-effect = %q want %q\n", r, want)
+		os.Exit(1)
+	}
+}
+
+func main() {
+	check(0)
+	check(1)
+	check(15)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13169.go b/gcc/testsuite/go.test/test/fixedbugs/issue13169.go
new file mode 100644
index 00000000000..03c52e2951d
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13169.go
@@ -0,0 +1,49 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+type T struct {
+	a, b, c int
+}
+
+func usestack() {
+	usestack1(32)
+}
+func usestack1(d int) byte {
+	if d == 0 {
+		return 0
+	}
+	var b [1024]byte
+	usestack1(d - 1)
+	return b[3]
+}
+
+const n = 100000
+
+func main() {
+	c := make(chan interface{})
+	done := make(chan bool)
+
+	for i := 0; i < 10; i++ {
+		go func() {
+			for j := 0; j < n; j++ {
+				c <- new(T)
+			}
+			done <- true
+		}()
+		go func() {
+			for j := 0; j < n; j++ {
+				_ = (<-c).(*T)
+				usestack()
+			}
+			done <- true
+		}()
+	}
+	for i := 0; i < 20; i++ {
+		<-done
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13171.go b/gcc/testsuite/go.test/test/fixedbugs/issue13171.go
new file mode 100644
index 00000000000..addb872781a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13171.go
@@ -0,0 +1,34 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+// Make sure the compiler knows that DUFFCOPY clobbers X0
+
+import "fmt"
+
+//go:noinline
+func f(x float64) float64 {
+	// y is allocated to X0
+	y := x + 5
+	// marshals z before y.  Marshaling z
+	// calls DUFFCOPY.
+	return g(z, y)
+}
+
+//go:noinline
+func g(b [64]byte, y float64) float64 {
+	return y
+}
+
+var z [64]byte
+
+func main() {
+	got := f(5)
+	if got != 10 {
+		panic(fmt.Sprintf("want 10, got %f", got))
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13248.go b/gcc/testsuite/go.test/test/fixedbugs/issue13248.go
new file mode 100644
index 00000000000..e23ba47b586
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13248.go
@@ -0,0 +1,13 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This program caused an infinite loop with the recursive-descent parser.
+
+package main
+
+func main() {
+    foo( // GCCGO_ERROR "undefined name"
+} // ERROR "unexpected }|expected operand|missing"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13261.go b/gcc/testsuite/go.test/test/fixedbugs/issue13261.go
new file mode 100644
index 00000000000..a944f3a9b57
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13261.go
@@ -0,0 +1,29 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Taking the address of a parenthesized composite literal is permitted.
+
+package main
+
+type T struct{}
+
+func main() {
+	_ = &T{}
+	_ = &(T{})
+	_ = &((T{}))
+
+	_ = &struct{}{}
+	_ = &(struct{}{})
+	_ = &((struct{}{}))
+
+	switch (&T{}) {}
+	switch &(T{}) {}
+	switch &((T{})) {}
+
+	switch &struct{}{} {}
+	switch &(struct{}{}) {}
+	switch &((struct{}{})) {}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13262.go b/gcc/testsuite/go.test/test/fixedbugs/issue13262.go
new file mode 100644
index 00000000000..8837c007989
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13262.go
@@ -0,0 +1,21 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 13262: cmd/compile: bogus "fallthrough
+// statement out of place" error
+
+package p
+
+func f() int {
+	var a int
+	switch a {
+	case 0:
+		return func() int { return 1 }()
+		fallthrough
+	default:
+	}
+	return 0
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13263.go b/gcc/testsuite/go.test/test/fixedbugs/issue13263.go
new file mode 100644
index 00000000000..1933f2b5c5c
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13263.go
@@ -0,0 +1,15 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package b
+
+var (
+	x uint
+	y = x
+	z = uintptr(y)
+	a = uint32(y)
+	b = uint64(y)
+)
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13266.go b/gcc/testsuite/go.test/test/fixedbugs/issue13266.go
new file mode 100644
index 00000000000..73c9e16bcc2
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13266.go
@@ -0,0 +1,10 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Offending character % must not be interpreted as
+// start of format verb when emitting error message.
+
+package% // ERROR "unexpected %|package name must be an identifier|after package clause|expected declaration"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13268.go b/gcc/testsuite/go.test/test/fixedbugs/issue13268.go
new file mode 100644
index 00000000000..fcb69c90682
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13268.go
@@ -0,0 +1,42 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test error message when EOF is encountered in the
+// middle of a BOM.
+//
+// Since the error requires an EOF, we cannot use the
+// errorcheckoutput mechanism.
+
+package main
+
+import (
+	"io/ioutil"
+	"log"
+	"os"
+	"os/exec"
+	"strings"
+)
+
+func main() {
+	// create source
+	f, err := ioutil.TempFile("", "issue13268-")
+	if err != nil {
+		log.Fatalf("could not create source file: %v", err)
+	}
+	f.Write([]byte("package p\n\nfunc \xef\xef")) // if this fails, we will die later
+	f.Close()
+	defer os.Remove(f.Name())
+
+	// compile and test output
+	cmd := exec.Command("go", "tool", "compile", f.Name())
+	out, err := cmd.CombinedOutput()
+	if err == nil {
+		log.Fatalf("expected cmd/compile to fail")
+	}
+	if strings.HasPrefix(string(out), "illegal UTF-8 sequence") {
+		log.Fatalf("error %q not found", out)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13274.go b/gcc/testsuite/go.test/test/fixedbugs/issue13274.go
new file mode 100644
index 00000000000..816bd9b8f27
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13274.go
@@ -0,0 +1,11 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Check that we don't ignore EOF.
+
+package p
+
+var f = func() { // ERROR "unexpected EOF|expected .*}.*"
\ No newline at end of file
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13337.go b/gcc/testsuite/go.test/test/fixedbugs/issue13337.go
new file mode 100644
index 00000000000..81f984b7322
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13337.go
@@ -0,0 +1,30 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 13337: The Go compiler limited how deeply embedded types
+// were searched for promoted fields and methods.
+
+package s
+
+type S0 struct{ f int }
+func (S0) m() {}
+
+type S1 struct{ S0 }
+type S2 struct{ S1 }
+type S3 struct{ S2 }
+type S4 struct{ S3 }
+type S5 struct{ S4 }
+type S6 struct{ S5 }
+type S7 struct{ S6 }
+type S8 struct{ S7 }
+type S9 struct{ S8 }
+type S10 struct{ S9 }
+type S11 struct{ S10 }
+type S12 struct{ S11 }
+type S13 struct{ S12 }
+
+var _ = S13{}.f
+var _ = S13.m
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13365.go b/gcc/testsuite/go.test/test/fixedbugs/issue13365.go
new file mode 100644
index 00000000000..31a663eb1f6
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13365.go
@@ -0,0 +1,25 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// issue 13365: confusing error message (array vs slice)
+
+package main
+
+var t struct{}
+
+func main() {
+	_ = []int{-1: 0}    // ERROR "index must be non\-negative integer constant|index expression is negative"
+	_ = [10]int{-1: 0}  // ERROR "index must be non\-negative integer constant|index expression is negative"
+	_ = [...]int{-1: 0} // ERROR "index must be non\-negative integer constant|index expression is negative"
+
+	_ = []int{100: 0}
+	_ = [10]int{100: 0} // ERROR "array index 100 out of bounds|out of range"
+	_ = [...]int{100: 0}
+
+	_ = []int{t}    // ERROR "cannot use .* as type int in slice literal|incompatible type"
+	_ = [10]int{t}  // ERROR "cannot use .* as type int in array literal|incompatible type"
+	_ = [...]int{t} // ERROR "cannot use .* as type int in array literal|incompatible type"
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13415.go b/gcc/testsuite/go.test/test/fixedbugs/issue13415.go
new file mode 100644
index 00000000000..4c4655e5473
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13415.go
@@ -0,0 +1,19 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Verify that error message regarding := appears on
+// correct line (and not on the line of the 2nd :=).
+
+package p
+
+func f() {
+    select {
+    case x, x := <-func() chan int { // ERROR "x repeated on left side of :=|redefinition|declared but not used"
+            c := make(chan int)
+            return c
+    }():
+    }
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13471.go b/gcc/testsuite/go.test/test/fixedbugs/issue13471.go
new file mode 100644
index 00000000000..9bfc8c3d2cf
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13471.go
@@ -0,0 +1,25 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Tests for golang.org/issue/13471
+
+package main
+
+func main() {
+	const _ int64 = 1e646456992 // ERROR "integer too large|floating-point constant truncated to integer"
+	const _ int32 = 1e64645699  // ERROR "integer too large|floating-point constant truncated to integer"
+	const _ int16 = 1e6464569   // ERROR "integer too large|floating-point constant truncated to integer"
+	const _ int8 = 1e646456     // ERROR "integer too large|floating-point constant truncated to integer"
+	const _ int = 1e64645       // ERROR "integer too large|floating-point constant truncated to integer"
+
+	const _ uint64 = 1e646456992 // ERROR "integer too large|floating-point constant truncated to integer"
+	const _ uint32 = 1e64645699  // ERROR "integer too large|floating-point constant truncated to integer"
+	const _ uint16 = 1e6464569   // ERROR "integer too large|floating-point constant truncated to integer"
+	const _ uint8 = 1e646456     // ERROR "integer too large|floating-point constant truncated to integer"
+	const _ uint = 1e64645       // ERROR "integer too large|floating-point constant truncated to integer"
+
+	const _ rune = 1e64645 // ERROR "integer too large|floating-point constant truncated to integer"
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13480.go b/gcc/testsuite/go.test/test/fixedbugs/issue13480.go
new file mode 100644
index 00000000000..cd2f05de5f6
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13480.go
@@ -0,0 +1,38 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Verify that comparisons of slice/map/func values against converted nil
+// values are properly rejected.
+
+package p
+
+func bug() {
+	type S []byte
+	type M map[int]int
+	type F func()
+
+	var s S
+	var m M
+	var f F
+
+	_ = s == S(nil) // ERROR "compare.*to nil"
+	_ = S(nil) == s // ERROR "compare.*to nil"
+	switch s {
+	case S(nil): // ERROR "compare.*to nil"
+	}
+
+	_ = m == M(nil) // ERROR "compare.*to nil"
+	_ = M(nil) == m // ERROR "compare.*to nil"
+	switch m {
+	case M(nil): // ERROR "compare.*to nil"
+	}
+
+	_ = f == F(nil) // ERROR "compare.*to nil"
+	_ = F(nil) == f // ERROR "compare.*to nil"
+	switch f {
+	case F(nil): // ERROR "compare.*to nil"
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13485.go b/gcc/testsuite/go.test/test/fixedbugs/issue13485.go
new file mode 100644
index 00000000000..a9beea1f7df
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13485.go
@@ -0,0 +1,18 @@
+// errorcheck
+
+// Copyright 2010 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+var (
+	_ [10]int
+	_ [10.0]int
+	_ [float64(10)]int                // ERROR "invalid array bound"
+	_ [10 + 0i]int
+	_ [complex(10, 0)]int
+	_ [complex128(complex(10, 0))]int // ERROR "invalid array bound"
+	_ ['a']int
+	_ [rune(65)]int
+)
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13539.go b/gcc/testsuite/go.test/test/fixedbugs/issue13539.go
new file mode 100644
index 00000000000..72c3ab0ae0e
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13539.go
@@ -0,0 +1,20 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Verify that a label named like a package is recognized
+// as a label rather than a package and that the package
+// remains unused.
+
+package main
+
+import "math" // ERROR "imported and not used"
+
+func main() {
+math:
+	for {
+		break math
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13684.go b/gcc/testsuite/go.test/test/fixedbugs/issue13684.go
new file mode 100644
index 00000000000..a1d88566e40
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13684.go
@@ -0,0 +1,17 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Verify that a label name matching a constant name
+// is permitted.
+
+package main
+
+const labelname = 1
+
+func main() {
+	goto labelname
+labelname:
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13777.dir/burnin.go b/gcc/testsuite/go.test/test/fixedbugs/issue13777.dir/burnin.go
new file mode 100644
index 00000000000..512563975ed
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13777.dir/burnin.go
@@ -0,0 +1,19 @@
+package burnin
+
+type sendCmdFunc func(string)
+
+func sendCommand(c string) {}
+
+func NewSomething() {
+	// This works...
+	// var sendCmd sendCmdFunc
+	// sendCmd = sendCommand
+
+	// So does this...
+	//sendCmd := sendCmdFunc(sendCommand)
+
+	// This fails...
+	sendCmd := sendCommand
+
+	_ = sendCmd
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13777.dir/main.go b/gcc/testsuite/go.test/test/fixedbugs/issue13777.dir/main.go
new file mode 100644
index 00000000000..2512b93a81a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13777.dir/main.go
@@ -0,0 +1,11 @@
+// build
+
+package main
+
+import (
+	x "./burnin"
+)
+
+func main() {
+	x.NewSomething()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13777.go b/gcc/testsuite/go.test/test/fixedbugs/issue13777.go
new file mode 100644
index 00000000000..8f83c13ab99
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13777.go
@@ -0,0 +1,7 @@
+// rundir
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13799.go b/gcc/testsuite/go.test/test/fixedbugs/issue13799.go
new file mode 100644
index 00000000000..fbdd4c32bc8
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13799.go
@@ -0,0 +1,190 @@
+// errorcheck -0 -m -l
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test, using compiler diagnostic flags, that the escape analysis is working.
+// Compiles but does not run.  Inlining is disabled.
+// Registerization is disabled too (-N), which should
+// have no effect on escape analysis.
+
+package main
+
+import "fmt"
+
+func main() {
+	// Just run test over and over again. This main func is just for
+	// convenience; if test were the main func, we could also trigger
+	// the panic just by running the program over and over again
+	// (sometimes it takes 1 time, sometimes it takes ~4,000+).
+	for iter := 0; ; iter++ {
+		if iter%50 == 0 {
+			fmt.Println(iter) // ERROR "iter escapes to heap$" "... argument does not escape$"
+		}
+		test1(iter)
+		test2(iter)
+		test3(iter)
+		test4(iter)
+		test5(iter)
+		test6(iter)
+	}
+}
+
+func test1(iter int) {
+
+	const maxI = 500
+	m := make(map[int][]int) // ERROR "make\(map\[int\]\[\]int\) escapes to heap$"
+
+	// The panic seems to be triggered when m is modified inside a
+	// closure that is both recursively called and reassigned to in a
+	// loop.
+
+	// Cause of bug -- escape of closure failed to escape (shared) data structures
+	// of map.  Assign to fn declared outside of loop triggers escape of closure.
+	// Heap -> stack pointer eventually causes badness when stack reallocation
+	// occurs.
+
+	var fn func()               // ERROR "moved to heap: fn$"
+	for i := 0; i < maxI; i++ { // ERROR "moved to heap: i$"
+		// var fn func() // this makes it work, because fn stays off heap
+		j := 0        // ERROR "moved to heap: j$"
+		fn = func() { // ERROR "func literal escapes to heap$"
+			m[i] = append(m[i], 0)
+			if j < 25 {
+				j++
+				fn()
+			}
+		}
+		fn()
+	}
+
+	if len(m) != maxI {
+		panic(fmt.Sprintf("iter %d: maxI = %d, len(m) = %d", iter, maxI, len(m))) // ERROR "iter escapes to heap$" "len\(m\) escapes to heap$" "maxI escapes to heap$" "... argument does not escape$"
+	}
+}
+
+func test2(iter int) {
+
+	const maxI = 500
+	m := make(map[int][]int) // ERROR "make\(map\[int\]\[\]int\) does not escape$"
+
+	// var fn func()
+	for i := 0; i < maxI; i++ {
+		var fn func() // this makes it work, because fn stays off heap
+		j := 0
+		fn = func() { // ERROR "func literal does not escape$"
+			m[i] = append(m[i], 0)
+			if j < 25 {
+				j++
+				fn()
+			}
+		}
+		fn()
+	}
+
+	if len(m) != maxI {
+		panic(fmt.Sprintf("iter %d: maxI = %d, len(m) = %d", iter, maxI, len(m))) // ERROR "iter escapes to heap$" "len\(m\) escapes to heap$" "maxI escapes to heap$" "... argument does not escape$"
+	}
+}
+
+func test3(iter int) {
+
+	const maxI = 500
+	var x int // ERROR "moved to heap: x$"
+	m := &x
+
+	var fn func() // ERROR "moved to heap: fn$"
+	for i := 0; i < maxI; i++ {
+		// var fn func() // this makes it work, because fn stays off heap
+		j := 0        // ERROR "moved to heap: j$"
+		fn = func() { // ERROR "func literal escapes to heap$"
+			if j < 100 {
+				j++
+				fn()
+			} else {
+				*m = *m + 1
+			}
+		}
+		fn()
+	}
+
+	if *m != maxI {
+		panic(fmt.Sprintf("iter %d: maxI = %d, *m = %d", iter, maxI, *m)) // ERROR "\*m escapes to heap$" "iter escapes to heap$" "maxI escapes to heap$" "... argument does not escape$"
+	}
+}
+
+func test4(iter int) {
+
+	const maxI = 500
+	var x int
+	m := &x
+
+	// var fn func()
+	for i := 0; i < maxI; i++ {
+		var fn func() // this makes it work, because fn stays off heap
+		j := 0
+		fn = func() { // ERROR "func literal does not escape$"
+			if j < 100 {
+				j++
+				fn()
+			} else {
+				*m = *m + 1
+			}
+		}
+		fn()
+	}
+
+	if *m != maxI {
+		panic(fmt.Sprintf("iter %d: maxI = %d, *m = %d", iter, maxI, *m)) // ERROR "\*m escapes to heap$" "iter escapes to heap$" "maxI escapes to heap$" "... argument does not escape$"
+	}
+}
+
+type str struct {
+	m *int
+}
+
+func recur1(j int, s *str) { // ERROR "s does not escape"
+	if j < 100 {
+		j++
+		recur1(j, s)
+	} else {
+		*s.m++
+	}
+}
+
+func test5(iter int) {
+
+	const maxI = 500
+	var x int // ERROR "moved to heap: x$"
+	m := &x
+
+	var fn *str
+	for i := 0; i < maxI; i++ {
+		// var fn *str // this makes it work, because fn stays off heap
+		fn = &str{m} // ERROR "&str{...} escapes to heap"
+		recur1(0, fn)
+	}
+
+	if *m != maxI {
+		panic(fmt.Sprintf("iter %d: maxI = %d, *m = %d", iter, maxI, *m)) // ERROR "\*m escapes to heap$" "iter escapes to heap$" "maxI escapes to heap$" "... argument does not escape$"
+	}
+}
+
+func test6(iter int) {
+
+	const maxI = 500
+	var x int
+	m := &x
+
+	// var fn *str
+	for i := 0; i < maxI; i++ {
+		var fn *str  // this makes it work, because fn stays off heap
+		fn = &str{m} // ERROR "&str{...} does not escape"
+		recur1(0, fn)
+	}
+
+	if *m != maxI {
+		panic(fmt.Sprintf("iter %d: maxI = %d, *m = %d", iter, maxI, *m)) // ERROR "\*m escapes to heap$" "iter escapes to heap$" "maxI escapes to heap$" "... argument does not escape$"
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13821.go b/gcc/testsuite/go.test/test/fixedbugs/issue13821.go
new file mode 100644
index 00000000000..187e4b4cfb8
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13821.go
@@ -0,0 +1,15 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 13821.  Compiler rejected "bool(true)" as not a constant.
+
+package p
+
+const (
+	A = true
+	B = bool(A)
+	C = bool(true)
+)
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue13821b.go b/gcc/testsuite/go.test/test/fixedbugs/issue13821b.go
new file mode 100644
index 00000000000..df68e8d6264
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue13821b.go
@@ -0,0 +1,24 @@
+// errorcheck
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 13821.  Additional regress tests.
+
+package p
+
+type B bool
+type B2 bool
+
+var b B
+var b2 B2
+var x1 = b && 1 < 2 // x1 has type B, not ideal bool
+var x2 = 1 < 2 && b // x2 has type B, not ideal bool
+var x3 = b && b2    // ERROR "mismatched types B and B2|incompatible types"
+var x4 = x1 && b2   // ERROR "mismatched types B and B2|incompatible types"
+var x5 = x2 && b2   // ERROR "mismatched types B and B2|incompatible types"
+var x6 = b2 && x1   // ERROR "mismatched types B2 and B|incompatible types"
+var x7 = b2 && x2   // ERROR "mismatched types B2 and B|incompatible types"
+
+var x8 = b && !B2(true) // ERROR "mismatched types B and B2|incompatible types"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14006.go b/gcc/testsuite/go.test/test/fixedbugs/issue14006.go
new file mode 100644
index 00000000000..9cad2b4c9d1
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14006.go
@@ -0,0 +1,67 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Literals that happen to resolve to named constants
+// may be used as label names (see issue 13684). Make
+// sure that other literals don't crash the compiler.
+
+package main
+
+const labelname = 1
+
+func main() {
+	goto labelname
+labelname:
+}
+
+func f() {
+	var x int
+	switch x {
+	case 1:
+		2:	// ERROR "unexpected :|expected .*;.* or .*}.* or newline|value computed is not used"
+	case 2:
+	}
+
+	switch x {
+	case 1:
+		2: ;	// ERROR "unexpected :|expected .*;.* or .*}.* or newline|value computed is not used"
+	case 2:
+	}
+
+	var y string
+	switch y {
+	case "foo":
+		"bar":	// ERROR "unexpected :|expected .*;.* or .*}.* or newline|value computed is not used"
+	case "bar":
+	}
+
+	switch y {
+	case "foo":
+		"bar": ;	// ERROR "unexpected :|expected .*;.* or .*}.* or newline|value computed is not used"
+	case "bar":
+	}
+
+	var z bool
+	switch {
+	case z:
+		labelname:	// ERROR "missing statement after label"
+	case false:
+	}
+}
+
+func g() {
+	var z bool
+	switch {
+	case z:
+		labelname:	// ERROR "label labelname defined and not used|previous definition|defined and not used"
+	}
+
+	switch {
+	case z:
+		labelname: ;	// ERROR "label labelname already defined at LINE-5|label .*labelname.* already defined"
+	case false:
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14010.go b/gcc/testsuite/go.test/test/fixedbugs/issue14010.go
new file mode 100644
index 00000000000..0b233342be5
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14010.go
@@ -0,0 +1,15 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Verify that built-in types don't get printed with
+// (empty) package qualification.
+
+package main
+
+func main() {
+	true = false // ERROR "cannot assign to true|invalid left hand side"
+	byte = 0     // ERROR "not an expression|invalid left hand side|invalid use of type"
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14136.go b/gcc/testsuite/go.test/test/fixedbugs/issue14136.go
new file mode 100644
index 00000000000..38308cd75c9
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14136.go
@@ -0,0 +1,19 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test that > 10 non-syntax errors on the same line
+// don't lead to early exit. Specifically, here test
+// that we see the initialization error for variable
+// s.
+
+package main
+
+type T struct{}
+
+func main() {
+	t := T{X: 1, X: 1, X: 1, X: 1, X: 1, X: 1, X: 1, X: 1, X: 1, X: 1} // ERROR "unknown field 'X' in struct literal of type T|unknown field .*X.* in .*T.*"
+	var s string = 1 // ERROR "cannot use 1|incompatible type"
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14164.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue14164.dir/a.go
new file mode 100644
index 00000000000..bf030516198
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14164.dir/a.go
@@ -0,0 +1,47 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+// F is an exported function, small enough to be inlined.
+// It defines a local interface with an unexported method
+// f, which will appear with a package-qualified method
+// name in the export data.
+func F(x interface{}) bool {
+	_, ok := x.(interface {
+		f()
+	})
+	return ok
+}
+
+// Like F but with the unexported interface method f
+// defined via an embedded interface t. The compiler
+// always flattens embedded interfaces so there should
+// be no difference between F and G. Alas, currently
+// G is not inlineable (at least via export data), so
+// the issue is moot, here.
+func G(x interface{}) bool {
+	type t0 interface {
+		f()
+	}
+	_, ok := x.(interface {
+		t0
+	})
+	return ok
+}
+
+// Like G but now the embedded interface is declared
+// at package level. This function is inlineable via
+// export data. The export data representation is like
+// for F.
+func H(x interface{}) bool {
+	_, ok := x.(interface {
+		t1
+	})
+	return ok
+}
+
+type t1 interface {
+	f()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14164.dir/main.go b/gcc/testsuite/go.test/test/fixedbugs/issue14164.dir/main.go
new file mode 100644
index 00000000000..bcc6a63c207
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14164.dir/main.go
@@ -0,0 +1,12 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+// Verify that we can import package "a" containing an inlineable
+// function F that declares a local interface with a non-exported
+// method f.
+import _ "./a"
+
+func main() {}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14164.go b/gcc/testsuite/go.test/test/fixedbugs/issue14164.go
new file mode 100644
index 00000000000..5247599d497
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14164.go
@@ -0,0 +1,7 @@
+// compiledir
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14331.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue14331.dir/a.go
new file mode 100644
index 00000000000..f1e57ef5278
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14331.dir/a.go
@@ -0,0 +1,14 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+var S struct {
+	Str string `tag`
+}
+
+func F() string {
+	v := S
+	return v.Str
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14331.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue14331.dir/b.go
new file mode 100644
index 00000000000..a2280a36297
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14331.dir/b.go
@@ -0,0 +1,11 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package b
+
+import "./a"
+
+func G() string {
+	return a.F()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14331.go b/gcc/testsuite/go.test/test/fixedbugs/issue14331.go
new file mode 100644
index 00000000000..b8ee2fb14b7
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14331.go
@@ -0,0 +1,9 @@
+// compiledir
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Inline function misses struct tags.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14405.go b/gcc/testsuite/go.test/test/fixedbugs/issue14405.go
new file mode 100644
index 00000000000..94592fd18b8
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14405.go
@@ -0,0 +1,17 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Mention of field with large offset in struct literal causes crash
+package p
+
+type T struct {
+	Slice [1 << 20][]int
+	Ptr   *int
+}
+
+func New(p *int) *T {
+	return &T{Ptr: p}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14520.go b/gcc/testsuite/go.test/test/fixedbugs/issue14520.go
new file mode 100644
index 00000000000..0b840ff4bee
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14520.go
@@ -0,0 +1,14 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package f
+
+import /* // ERROR "import path" */ `
+bogus`
+
+func f(x int /* // GC_ERROR "unexpected newline"
+
+*/) // GCCGO_ERROR "expected .*\).*|expected declaration"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14553.go b/gcc/testsuite/go.test/test/fixedbugs/issue14553.go
new file mode 100644
index 00000000000..d7ebb1288eb
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14553.go
@@ -0,0 +1,45 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This test checks if the compiler's internal constant
+// arithmetic correctly rounds denormal float32 values.
+
+package main
+
+import (
+	"fmt"
+	"math"
+)
+
+func main() {
+	for _, t := range []struct {
+		value float32
+		bits  uint32
+	}{
+		{0e+00, 0x00000000},
+		{1e-46, 0x00000000},
+		{0.5e-45, 0x00000000},
+		{0.8e-45, 0x00000001},
+		{1e-45, 0x00000001},
+		{2e-45, 0x00000001},
+		{3e-45, 0x00000002},
+		{4e-45, 0x00000003},
+		{5e-45, 0x00000004},
+		{6e-45, 0x00000004},
+		{7e-45, 0x00000005},
+		{8e-45, 0x00000006},
+		{9e-45, 0x00000006},
+		{1.0e-44, 0x00000007},
+		{1.1e-44, 0x00000008},
+		{1.2e-44, 0x00000009},
+	} {
+		got := math.Float32bits(t.value)
+		want := t.bits
+		if got != want {
+			panic(fmt.Sprintf("bits(%g) = 0x%08x; want 0x%08x", t.value, got, want))
+		}
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14591.go b/gcc/testsuite/go.test/test/fixedbugs/issue14591.go
new file mode 100644
index 00000000000..626fbbcac48
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14591.go
@@ -0,0 +1,38 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test to make sure we don't think values are dead
+// when they are assigned to a PPARAMOUT slot before
+// the last GC safepoint.
+
+package main
+
+import (
+	"fmt"
+	"runtime"
+)
+
+// When a T is deallocated, T[1] is certain to
+// get clobbered (the runtime writes 0xdeaddeaddeaddead there).
+type T [4]int
+
+func f() (r, s *T) {
+	r = &T{0x30, 0x31, 0x32, 0x33}
+	runtime.GC()
+	s = &T{0x40, 0x41, 0x42, 0x43}
+	runtime.GC()
+	return
+}
+
+func main() {
+	r, s := f()
+	if r[1] != 0x31 {
+		fmt.Printf("bad r[1], want 0x31 got %x\n", r[1])
+	}
+	if s[1] != 0x41 {
+		fmt.Printf("bad s[1], want 0x41 got %x\n", s[1])
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14636.go b/gcc/testsuite/go.test/test/fixedbugs/issue14636.go
new file mode 100644
index 00000000000..6797046e02b
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14636.go
@@ -0,0 +1,43 @@
+// +build !nacl,!js,!android
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"bytes"
+	"log"
+	"os/exec"
+	"strings"
+)
+
+func main() {
+	checkLinkOutput("", "-B argument must start with 0x")
+	checkLinkOutput("0", "-B argument must start with 0x")
+	checkLinkOutput("0x", "usage")
+	checkLinkOutput("0x0", "-B argument must have even number of digits")
+	checkLinkOutput("0x00", "usage")
+	checkLinkOutput("0xYZ", "-B argument contains invalid hex digit")
+	checkLinkOutput("0x"+strings.Repeat("00", 32), "usage")
+	checkLinkOutput("0x"+strings.Repeat("00", 33), "-B option too long (max 32 digits)")
+}
+
+func checkLinkOutput(buildid string, message string) {
+	cmd := exec.Command("go", "tool", "link", "-B", buildid)
+	out, err := cmd.CombinedOutput()
+	if err == nil {
+		log.Fatalf("expected cmd/link to fail")
+	}
+
+	firstLine := string(bytes.SplitN(out, []byte("\n"), 2)[0])
+	if strings.HasPrefix(firstLine, "panic") {
+		log.Fatalf("cmd/link panicked:\n%s", out)
+	}
+
+	if !strings.Contains(firstLine, message) {
+		log.Fatalf("cmd/link output did not include expected message %q: %s", message, firstLine)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14646.go b/gcc/testsuite/go.test/test/fixedbugs/issue14646.go
new file mode 100644
index 00000000000..96a685464fa
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14646.go
@@ -0,0 +1,23 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "runtime"
+
+func main() {
+	var file string
+	var line int
+	func() {
+		defer func() {
+			_, file, line, _ = runtime.Caller(1)
+		}()
+	}() // this is the expected line
+	const EXPECTED = 18
+	if line != EXPECTED {
+		println("Expected line =", EXPECTED, "but got line =", line, "and file =", file)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14651.go b/gcc/testsuite/go.test/test/fixedbugs/issue14651.go
new file mode 100644
index 00000000000..4c756e502e2
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14651.go
@@ -0,0 +1,71 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This test checks if the compiler's internal constant
+// arithmetic correctly rounds up floating-point values
+// that become the smallest denormal value.
+//
+// See also related issue 14553 and test issue14553.go.
+
+package main
+
+import (
+	"fmt"
+	"math"
+)
+
+const (
+	p149 = 1.0 / (1 << 149) // 1p-149
+	p500 = 1.0 / (1 << 500) // 1p-500
+	p1074 = p500 * p500 / (1<<74) // 1p-1074
+)
+
+const (
+	m0000p149 = 0x0 / 16.0 * p149 // = 0.0000p-149
+	m1000p149 = 0x8 / 16.0 * p149 // = 0.1000p-149
+	m1001p149 = 0x9 / 16.0 * p149 // = 0.1001p-149
+	m1011p149 = 0xb / 16.0 * p149 // = 0.1011p-149
+	m1100p149 = 0xc / 16.0 * p149 // = 0.1100p-149
+
+	m0000p1074 = 0x0 / 16.0 * p1074 // = 0.0000p-1074
+	m1000p1074 = 0x8 / 16.0 * p1074 // = 0.1000p-1074
+	m1001p1074 = 0x9 / 16.0 * p1074 // = 0.1001p-1074
+	m1011p1074 = 0xb / 16.0 * p1074 // = 0.1011p-1074
+	m1100p1074 = 0xc / 16.0 * p1074 // = 0.1100p-1074
+)
+
+func main() {
+	test32(float32(m0000p149), f32(m0000p149))
+	test32(float32(m1000p149), f32(m1000p149))
+	test32(float32(m1001p149), f32(m1001p149))
+	test32(float32(m1011p149), f32(m1011p149))
+	test32(float32(m1100p149), f32(m1100p149))
+
+	test64(float64(m0000p1074), f64(m0000p1074))
+	test64(float64(m1000p1074), f64(m1000p1074))
+	test64(float64(m1001p1074), f64(m1001p1074))
+	test64(float64(m1011p1074), f64(m1011p1074))
+	test64(float64(m1100p1074), f64(m1100p1074))
+}
+
+func f32(x float64) float32 { return float32(x) }
+func f64(x float64) float64 { return float64(x) }
+
+func test32(a, b float32) {
+	abits := math.Float32bits(a)
+	bbits := math.Float32bits(b)
+	if abits != bbits {
+		panic(fmt.Sprintf("%08x != %08x\n", abits, bbits))
+	}
+}
+
+func test64(a, b float64) {
+	abits := math.Float64bits(a)
+	bbits := math.Float64bits(b)
+	if abits != bbits {
+		panic(fmt.Sprintf("%016x != %016x\n", abits, bbits))
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14652.go b/gcc/testsuite/go.test/test/fixedbugs/issue14652.go
new file mode 100644
index 00000000000..d53b4126683
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14652.go
@@ -0,0 +1,9 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+var x any // ERROR "undefined: any|undefined type .*any.*"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14725.go b/gcc/testsuite/go.test/test/fixedbugs/issue14725.go
new file mode 100644
index 00000000000..49f3fbcf417
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14725.go
@@ -0,0 +1,57 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "fmt"
+
+func f1() (x int) {
+	for {
+		defer func() {
+			recover()
+			x = 1
+		}()
+		panic(nil)
+	}
+}
+
+var sink *int
+
+func f2() (x int) {
+	sink = &x
+	defer func() {
+		recover()
+		x = 1
+	}()
+	panic(nil)
+}
+
+func f3(b bool) (x int) {
+	sink = &x
+	defer func() {
+		recover()
+		x = 1
+	}()
+	if b {
+		panic(nil)
+	}
+	return
+}
+
+func main() {
+	if x := f1(); x != 1 {
+		panic(fmt.Sprintf("f1 returned %d, wanted 1", x))
+	}
+	if x := f2(); x != 1 {
+		panic(fmt.Sprintf("f2 returned %d, wanted 1", x))
+	}
+	if x := f3(true); x != 1 {
+		panic(fmt.Sprintf("f3(true) returned %d, wanted 1", x))
+	}
+	if x := f3(false); x != 1 {
+		panic(fmt.Sprintf("f3(false) returned %d, wanted 1", x))
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14729.go b/gcc/testsuite/go.test/test/fixedbugs/issue14729.go
new file mode 100644
index 00000000000..9b30fd27150
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14729.go
@@ -0,0 +1,14 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 14729: structs cannot embed unsafe.Pointer per the spec.
+
+package main
+
+import "unsafe"
+
+type s struct { unsafe.Pointer } // ERROR "embedded type cannot be a pointer|embedded type may not be a pointer"
+type s1 struct { p unsafe.Pointer }
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue14988.go b/gcc/testsuite/go.test/test/fixedbugs/issue14988.go
new file mode 100644
index 00000000000..4ddc7e728f9
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue14988.go
@@ -0,0 +1,13 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 14988: defining a map with an invalid forward declaration array
+//              key doesn't cause a fatal.
+
+package main
+
+type m map[k]int // ERROR "invalid map key type"
+type k [1]m
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15013.go b/gcc/testsuite/go.test/test/fixedbugs/issue15013.go
new file mode 100644
index 00000000000..9e218e6d810
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15013.go
@@ -0,0 +1,24 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// CL 21202 introduced a compiler crash in the handling of a varargs
+// function in the same recursive group as a function that calls it.
+// Nothing in the standard library caught the problem, so adding a test.
+
+package p
+
+func F1(p *int, a ...*int) (int, *int) {
+	if p == nil {
+		return F2(), a[0]
+	}
+	return 0, a[0]
+}
+
+func F2() int {
+	var i0, i1 int
+	a, _ := F1(&i0, &i1)
+	return a
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15039.go b/gcc/testsuite/go.test/test/fixedbugs/issue15039.go
new file mode 100644
index 00000000000..85d9e8340aa
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15039.go
@@ -0,0 +1,25 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+func main() {
+	const fffd = "\uFFFD"
+
+	// runtime.intstring used to convert int64 to rune without checking
+	// for truncation.
+	u := uint64(0x10001f4a9)
+	big := string(u)
+	if big != fffd {
+		panic("big != bad")
+	}
+
+	// cmd/compile used to require integer constants to fit into an "int".
+	const huge = string(1<<100)
+	if huge != fffd {
+		panic("huge != bad")
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15042.go b/gcc/testsuite/go.test/test/fixedbugs/issue15042.go
new file mode 100644
index 00000000000..85d5d6c361a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15042.go
@@ -0,0 +1,27 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Exchanging two struct fields was compiled incorrectly.
+
+package main
+
+type S struct {
+	i int
+}
+
+func F(c bool, s1, s2 S) (int, int) {
+	if c {
+		s1.i, s2.i = s2.i, s1.i
+	}
+	return s1.i, s2.i
+}
+
+func main() {
+	i, j := F(true, S{1}, S{20})
+	if i != 20 || j != 1 {
+		panic(i+j)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15071.dir/exp.go b/gcc/testsuite/go.test/test/fixedbugs/issue15071.dir/exp.go
new file mode 100644
index 00000000000..e6041e602da
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15071.dir/exp.go
@@ -0,0 +1,24 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package exp
+
+func Exported(x int) int {
+	return inlined(x)
+}
+
+func inlined(x int) int {
+	y := 0
+	switch {
+	case x > 0:
+		y += 5
+		return 0 + y
+	case x < 1:
+		y += 6
+		fallthrough
+	default:
+		y += 7
+		return 2 + y
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15071.dir/main.go b/gcc/testsuite/go.test/test/fixedbugs/issue15071.dir/main.go
new file mode 100644
index 00000000000..96790dae83a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15071.dir/main.go
@@ -0,0 +1,14 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "os"
+import "./exp"
+
+func main() {
+	_ = exp.Exported(len(os.Args))
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15071.go b/gcc/testsuite/go.test/test/fixedbugs/issue15071.go
new file mode 100644
index 00000000000..af6f1341729
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15071.go
@@ -0,0 +1,7 @@
+// rundir
+
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15084.go b/gcc/testsuite/go.test/test/fixedbugs/issue15084.go
new file mode 100644
index 00000000000..7eb294e6a66
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15084.go
@@ -0,0 +1,30 @@
+// compile
+
+// Copyright 2016 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package x
+
+type T struct {
+	i int
+	e interface{}
+}
+
+func (t *T) F() bool {
+	if t.i != 0 {
+		return false
+	}
+	_, ok := t.e.(string)
+	return ok
+}
+
+var x int
+
+func g(t *T) {
+	if t.F() || true {
+		if t.F() {
+			x = 0
+		}
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15141.go b/gcc/testsuite/go.test/test/fixedbugs/issue15141.go
new file mode 100644
index 00000000000..752f530273c
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15141.go
@@ -0,0 +1,33 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+func main() {
+	a := f(1, 99)
+	b := g(0xFFFFFFe, 98)
+	c := h(0xFFFFFFe, 98)
+	println(a[1], b[1], c[1], a[0xFFFFFFe], b[0xFFFFFFe], c[0xFFFFFFe])
+}
+
+//go:noinline
+func f(i, y int) (a [0xFFFFFFF]byte) {
+	a[i] = byte(y)
+	return
+}
+
+//go:noinline
+func g(i, y int) [0xFFFFFFF]byte {
+	var a [0xFFFFFFF]byte
+	a[i] = byte(y)
+	return a
+}
+
+//go:noinline
+func h(i, y int) (a [0xFFFFFFF]byte) {
+	a[i] = byte(y)
+	return a
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15175.go b/gcc/testsuite/go.test/test/fixedbugs/issue15175.go
new file mode 100644
index 00000000000..55a8f7d65ab
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15175.go
@@ -0,0 +1,66 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Make sure unsigned shift results get sign-extended correctly.
+package main
+
+import "fmt"
+
+func main() {
+	failed := false
+	a6 := uint8(253)
+	if got := a6 >> 0; got != 253 {
+		fmt.Printf("uint8(253)>>0 = %v, wanted 253\n", got)
+		failed = true
+	}
+	if got := f1(0, 2, 1, 0, 0, 1, true); got != 255 {
+		fmt.Printf("f1(...) = %v, wanted 255\n", got)
+		failed = true
+	}
+	if got := f2(1); got != 242 {
+		fmt.Printf("f2(...) = %v, wanted 242\n", got)
+		failed = true
+	}
+	if got := f3(false, 0, 0); got != 254 {
+		fmt.Printf("f3(...) = %v, wanted 254\n", got)
+		failed = true
+	}
+	if failed {
+		panic("bad")
+	}
+}
+
+func f1(a1 uint, a2 int8, a3 int8, a4 int8, a5 uint8, a6 int, a7 bool) uint8 {
+	a5--
+	a4 += (a2 << a1 << 2) | (a4 ^ a4<<(a1&a1)) - a3                              // int8
+	a6 -= a6 >> (2 + uint32(a2)>>3)                                              // int
+	a1 += a1                                                                     // uint
+	a3 *= a4 << (a1 | a1) << (uint16(3) >> 2 & (1 - 0) & (uint16(1) << a5 << 3)) // int8
+	a7 = a7 || ((a2 == a4) || (a7 && a7) || ((a5 == a5) || (a7 || a7)))          // bool
+	return a5 >> a1
+}
+
+func f2(a1 uint8) uint8 {
+	a1--
+	a1--
+	a1 -= a1 + (a1 << 1) - (a1*a1*a1)<<(2-0+(3|3)-1)                // uint8
+	v1 := 0 * ((2 * 1) ^ 1) & ((uint(0) >> a1) + (2+0)*(uint(2)+0)) // uint
+	_ = v1
+	return a1 >> (((2 ^ 2) >> (v1 | 2)) + 0)
+}
+
+func f3(a1 bool, a2 uint, a3 int64) uint8 {
+	a3--
+	v1 := 1 & (2 & 1 * (1 ^ 2) & (uint8(3*1) >> 0)) // uint8
+	_ = v1
+	v1 += v1 - (v1 >> a2) + (v1 << (a2 ^ a2) & v1) // uint8
+	v1 *= v1                                       // uint8
+	a3--
+	v1 += v1 & v1 // uint8
+	v1--
+	v1 = ((v1 << 0) | v1>>0) + v1 // uint8
+	return v1 >> 0
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15252.go b/gcc/testsuite/go.test/test/fixedbugs/issue15252.go
new file mode 100644
index 00000000000..370a885c7f5
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15252.go
@@ -0,0 +1,32 @@
+// run
+
+// Copyright 2016 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This test makes sure that we use all 64 bits of an
+// index, even on 32 bit machines.  It also tests that nacl
+// can compile 64 bit indexes loaded from ODOTPTR properly.
+
+package main
+
+type T struct {
+	i int64
+}
+
+func f(t *T) byte {
+	b := [2]byte{3, 4}
+	return b[t.i]
+}
+
+func main() {
+	t := &T{0x100000001}
+	defer func() {
+		r := recover()
+		if r == nil {
+			panic("panic wasn't recoverable")
+		}
+	}()
+	f(t)
+	panic("index didn't panic")
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15277.go b/gcc/testsuite/go.test/test/fixedbugs/issue15277.go
new file mode 100644
index 00000000000..af165f7a6b2
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15277.go
@@ -0,0 +1,40 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+// +build amd64
+
+package main
+
+import "runtime"
+
+type big [10 << 20]byte
+
+func f(x *big, start int64) {
+	if delta := inuse() - start; delta < 9<<20 {
+		println("after alloc: expected delta at least 9MB, got: ", delta)
+	}
+	runtime.KeepAlive(x)
+	x = nil
+	if delta := inuse() - start; delta > 1<<20 {
+		println("after drop: expected delta below 1MB, got: ", delta)
+	}
+	x = new(big)
+	if delta := inuse() - start; delta < 9<<20 {
+		println("second alloc: expected delta at least 9MB, got: ", delta)
+	}
+	runtime.KeepAlive(x)
+}
+
+func main() {
+	x := inuse()
+	f(new(big), x)
+}
+
+func inuse() int64 {
+	runtime.GC()
+	var st runtime.MemStats
+	runtime.ReadMemStats(&st)
+	return int64(st.Alloc)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15303.go b/gcc/testsuite/go.test/test/fixedbugs/issue15303.go
new file mode 100644
index 00000000000..c8dfa30dfbf
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15303.go
@@ -0,0 +1,24 @@
+// run
+
+// Copyright 2016 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Ensure that inlined struct/array comparisons have the right side-effects.
+
+package main
+
+import "os"
+
+func main() {
+	var x int
+	f := func() (r [4]int) {
+		x++
+		return
+	}
+	_ = f() == f()
+	if x != 2 {
+		println("f evaluated ", x, " times, want 2")
+		os.Exit(1)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15329.go b/gcc/testsuite/go.test/test/fixedbugs/issue15329.go
new file mode 100644
index 00000000000..30fbf137970
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15329.go
@@ -0,0 +1,79 @@
+// run
+
+// Copyright 2016 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Previously, cmd/compile would rewrite
+//
+//     check(unsafe.Pointer(testMeth(1).Pointer()), unsafe.Pointer(testMeth(2).Pointer()))
+//
+// to
+//
+//     var autotmp_1 uintptr = testMeth(1).Pointer()
+//     var autotmp_2 uintptr = testMeth(2).Pointer()
+//     check(unsafe.Pointer(autotmp_1), unsafe.Pointer(autotmp_2))
+//
+// However, that means autotmp_1 is the only reference to the int
+// variable containing the value "1", but it's not a pointer type,
+// so it was at risk of being garbage collected by the evaluation of
+// testMeth(2).Pointer(), even though package unsafe's documentation
+// says the original code was allowed.
+//
+// Now cmd/compile rewrites it to
+//
+//     var autotmp_1 unsafe.Pointer = unsafe.Pointer(testMeth(1).Pointer())
+//     var autotmp_2 unsafe.Pointer = unsafe.Pointer(testMeth(2).Pointer())
+//     check(autotmp_1, autotmp_2)
+//
+// to ensure the pointed-to variables are visible to the GC.
+
+package main
+
+import (
+	"fmt"
+	"reflect"
+	"runtime"
+	"unsafe"
+)
+
+func main() {
+	// Test all the different ways we can invoke reflect.Value.Pointer.
+
+	// Direct method invocation.
+	check(unsafe.Pointer(testMeth(1).Pointer()), unsafe.Pointer(testMeth(2).Pointer()))
+
+	// Invocation via method expression.
+	check(unsafe.Pointer(reflect.Value.Pointer(testMeth(1))), unsafe.Pointer(reflect.Value.Pointer(testMeth(2))))
+
+	// Invocation via interface.
+	check(unsafe.Pointer(testInter(1).Pointer()), unsafe.Pointer(testInter(2).Pointer()))
+
+	// Invocation via method value.
+	check(unsafe.Pointer(testFunc(1)()), unsafe.Pointer(testFunc(2)()))
+}
+
+func check(p, q unsafe.Pointer) {
+	a, b := *(*int)(p), *(*int)(q)
+	if a != 1 || b != 2 {
+		fmt.Printf("got %v, %v; expected 1, 2\n", a, b)
+	}
+}
+
+func testMeth(x int) reflect.Value {
+	// Force GC to run.
+	runtime.GC()
+	return reflect.ValueOf(&x)
+}
+
+type Pointerer interface {
+	Pointer() uintptr
+}
+
+func testInter(x int) Pointerer {
+	return testMeth(x)
+}
+
+func testFunc(x int) func() uintptr {
+	return testMeth(x).Pointer
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15439.go b/gcc/testsuite/go.test/test/fixedbugs/issue15439.go
new file mode 100644
index 00000000000..840a3c02a8b
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15439.go
@@ -0,0 +1,25 @@
+// run
+
+// Copyright 2016 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "reflect"
+
+func main() {
+	a := &struct{ x int }{}
+	b := &struct{ x int "" }{}
+
+	ta := reflect.TypeOf(a)
+	tb := reflect.TypeOf(b)
+
+	// Ensure cmd/compile treats absent and empty tags as equivalent.
+	a = b
+
+	// Ensure package reflect treats absent and empty tags as equivalent.
+	if !tb.AssignableTo(ta) {
+		panic("fail")
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15470.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue15470.dir/a.go
new file mode 100644
index 00000000000..1fcf3ea6e01
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15470.dir/a.go
@@ -0,0 +1,24 @@
+package a
+
+import "io"
+
+type T interface {
+	M0(_ int)
+	M1(x, _ int) // _ (blank) caused crash
+	M2() (x, _ int)
+}
+
+type S struct{}
+
+func (S) M0(_ int) {}
+func (S) M1(x, _ int) {}
+func (S) M2() (x, _ int) { return }
+func (_ S) M3() {}
+
+// Snippet from x/tools/godoc/analysis/analysis.go.
+// Offending code from #5470.
+type Link interface {
+	Start() int
+	End() int
+	Write(w io.Writer, _ int, start bool) // _ (blank) caused crash
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15470.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue15470.dir/b.go
new file mode 100644
index 00000000000..863ee9f5221
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15470.dir/b.go
@@ -0,0 +1,3 @@
+package b
+
+import _ "./a" // must not fail
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15470.go b/gcc/testsuite/go.test/test/fixedbugs/issue15470.go
new file mode 100644
index 00000000000..22b48fe2573
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15470.go
@@ -0,0 +1,10 @@
+// compiledir
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 15470: Make sure special-case signatures can
+// be exported and imported w/o problems.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15514.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue15514.dir/a.go
new file mode 100644
index 00000000000..663303b863f
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15514.dir/a.go
@@ -0,0 +1,7 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+type A struct{ _ int32 }
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15514.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue15514.dir/b.go
new file mode 100644
index 00000000000..f0750d3a443
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15514.dir/b.go
@@ -0,0 +1,7 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package b
+
+func B() (_ struct{ _ int32 }) { return }
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15514.dir/c.go b/gcc/testsuite/go.test/test/fixedbugs/issue15514.dir/c.go
new file mode 100644
index 00000000000..dc2ef5bed52
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15514.dir/c.go
@@ -0,0 +1,10 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package c
+
+import "./a"
+import "./b"
+
+var _ a.A = b.B() // ERROR "cannot use b\.B|incompatible type"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15514.go b/gcc/testsuite/go.test/test/fixedbugs/issue15514.go
new file mode 100644
index 00000000000..626f7ad699e
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15514.go
@@ -0,0 +1,7 @@
+// errorcheckdir
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15528.go b/gcc/testsuite/go.test/test/fixedbugs/issue15528.go
new file mode 100644
index 00000000000..b1f9dfbb5cc
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15528.go
@@ -0,0 +1,131 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"fmt"
+	"io"
+	"os"
+	"reflect"
+	"unsafe"
+)
+
+type RWS struct{}
+
+func (x *RWS) Read(p []byte) (n int, err error)                   { return }
+func (x *RWS) Write(p []byte) (n int, err error)                  { return }
+func (x *RWS) Seek(offset int64, whence int) (n int64, err error) { return }
+func (x *RWS) String() string                                     { return "rws" }
+
+func makeRWS() io.ReadWriteSeeker { return &RWS{} }
+func makeStringer() fmt.Stringer  { return &RWS{} }
+
+// Test correct construction of static empty interface values
+var efaces = [...]struct {
+	x interface{}
+	s string
+}{
+	{nil, "<nil> <nil>"},
+	{1, "int 1"},
+	{int(1), "int 1"},
+	{Int(int(2)), "main.Int Int=2"},
+	{int(Int(3)), "int 3"},
+	{[1]int{2}, "[1]int [2]"},
+	{io.Reader(io.ReadWriter(io.ReadWriteSeeker(nil))), "<nil> <nil>"},
+	{io.Reader(io.ReadWriter(io.ReadWriteSeeker(&RWS{}))), "*main.RWS rws"},
+	{makeRWS(), "*main.RWS rws"},
+	{map[string]string{"here": "there"}, "map[string]string map[here:there]"},
+	{chan bool(nil), "chan bool <nil>"},
+	{unsafe.Pointer(uintptr(0)), "unsafe.Pointer <nil>"},
+	{(*byte)(nil), "*uint8 <nil>"},
+	{io.Writer((*os.File)(nil)), "*os.File <nil>"},
+	{(interface{})(io.Writer((*os.File)(nil))), "*os.File <nil>"},
+	{fmt.Stringer(Strunger(((*Int)(nil)))), "*main.Int <nil>"},
+}
+
+type Int int
+
+func (i Int) String() string { return fmt.Sprintf("Int=%d", i) }
+func (i Int) Strung()        {}
+
+type Strunger interface {
+	fmt.Stringer
+	Strung()
+}
+
+// Test correct construction of static non-empty interface values
+var ifaces = [...]struct {
+	x fmt.Stringer
+	s string
+}{
+	{nil, "<nil> <nil> %!s(<nil>)"},
+	{Int(3), "main.Int 3 Int=3"},
+	{Int(int(Int(4))), "main.Int 4 Int=4"},
+	{Strunger(Int(5)), "main.Int 5 Int=5"},
+	{makeStringer(), "*main.RWS &main.RWS{} rws"},
+	{fmt.Stringer(nil), "<nil> <nil> %!s(<nil>)"},
+	{(*RWS)(nil), "*main.RWS (*main.RWS)(nil) rws"},
+}
+
+// Test correct handling of direct interface values
+var (
+	one  int         = 1
+	iptr interface{} = &one
+	clos int
+	f    interface{} = func() { clos++ }
+	deep interface{} = [1]struct{ a *[2]byte }{{a: &[2]byte{'z', 'w'}}}
+	ch   interface{} = make(chan bool, 1)
+)
+
+func main() {
+	var fail bool
+	for i, test := range efaces {
+		s := fmt.Sprintf("%[1]T %[1]v", test.x)
+		if s != test.s {
+			fmt.Printf("eface(%d)=%q want %q\n", i, s, test.s)
+			fail = true
+		}
+	}
+
+	for i, test := range ifaces {
+		s := fmt.Sprintf("%[1]T %#[1]v %[1]s", test.x)
+		if s != test.s {
+			fmt.Printf("iface(%d)=%q want %q\n", i, s, test.s)
+			fail = true
+		}
+	}
+
+	if got := *(iptr.(*int)); got != 1 {
+		fmt.Printf("bad int ptr %d\n", got)
+		fail = true
+	}
+
+	f.(func())()
+	f.(func())()
+	f.(func())()
+	if clos != 3 {
+		fmt.Printf("bad closure exec %d\n", clos)
+		fail = true
+	}
+
+	if !reflect.DeepEqual(*(deep.([1]struct{ a *[2]byte })[0].a), [2]byte{'z', 'w'}) {
+		fmt.Printf("bad deep directiface\n")
+		fail = true
+	}
+
+	cc := ch.(chan bool)
+	cc <- true
+	if got := <-cc; !got {
+		fmt.Printf("bad chan\n")
+		fail = true
+	}
+
+	if fail {
+		fmt.Println("BUG")
+		os.Exit(1)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15548.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue15548.dir/a.go
new file mode 100644
index 00000000000..3c593fc0f6a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15548.dir/a.go
@@ -0,0 +1,17 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+type I0 interface {
+	I1
+}
+
+type T struct {
+	I1
+}
+
+type I1 interface {
+	M(*T) // removing * makes crash go away
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15548.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue15548.dir/b.go
new file mode 100644
index 00000000000..b46f5adfddb
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15548.dir/b.go
@@ -0,0 +1,9 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package b
+
+import "./a"
+
+var X a.T
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15548.dir/c.go b/gcc/testsuite/go.test/test/fixedbugs/issue15548.dir/c.go
new file mode 100644
index 00000000000..6d3f3be53ec
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15548.dir/c.go
@@ -0,0 +1,10 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package c
+
+import (
+	_ "./b"
+	_ "./a"
+)
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15548.go b/gcc/testsuite/go.test/test/fixedbugs/issue15548.go
new file mode 100644
index 00000000000..4d2844dbb93
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15548.go
@@ -0,0 +1,7 @@
+// compiledir
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15550.go b/gcc/testsuite/go.test/test/fixedbugs/issue15550.go
new file mode 100644
index 00000000000..f2853fc48b5
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15550.go
@@ -0,0 +1,28 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "unsafe"
+
+const (
+	_ = unsafe.Sizeof(func() int {
+		const (
+			_ = 1
+			_
+			_
+		)
+		return 0
+	}())
+
+	y = iota
+)
+
+func main() {
+	if y != 1 {
+		panic(y)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15572.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue15572.dir/a.go
new file mode 100644
index 00000000000..13566014304
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15572.dir/a.go
@@ -0,0 +1,40 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+type T struct {
+}
+
+func F() []T {
+	return []T{T{}}
+}
+
+func Fi() []T {
+	return []T{{}} // element with implicit composite literal type
+}
+
+func Fp() []*T {
+	return []*T{&T{}}
+}
+
+func Fip() []*T {
+	return []*T{{}} // element with implicit composite literal type
+}
+
+func Gp() map[int]*T {
+	return map[int]*T{0: &T{}}
+}
+
+func Gip() map[int]*T {
+	return map[int]*T{0: {}} // element with implicit composite literal type
+}
+
+func Hp() map[*T]int {
+	return map[*T]int{&T{}: 0}
+}
+
+func Hip() map[*T]int {
+	return map[*T]int{{}: 0} // key with implicit composite literal type
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15572.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue15572.dir/b.go
new file mode 100644
index 00000000000..355accc8805
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15572.dir/b.go
@@ -0,0 +1,27 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package b
+
+import "./a"
+
+func F() {
+	a.F()
+	a.Fi()
+}
+
+func Fp() {
+	a.Fp()
+	a.Fip()
+}
+
+func Gp() {
+	a.Gp()
+	a.Gip()
+}
+
+func Hp() {
+	a.Hp()
+	a.Hip()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15572.go b/gcc/testsuite/go.test/test/fixedbugs/issue15572.go
new file mode 100644
index 00000000000..cf77778f664
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15572.go
@@ -0,0 +1,11 @@
+// compiledir
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test that exporting composite literals with implicit
+// types doesn't crash the typechecker when running over
+// inlined function bodies containing such literals.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15585.go b/gcc/testsuite/go.test/test/fixedbugs/issue15585.go
new file mode 100644
index 00000000000..79eb13f90db
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15585.go
@@ -0,0 +1,45 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package bug
+
+func example(n int) (rc int) {
+	var cc, ll, pp, rr [27]int
+	for q0 := 0; q0 < n-2; q0++ {
+		for q1 := q0 + 2; q1 < n; q1++ {
+			var c, d, l, p, r int
+			b0 := 1 << uint(q0)
+			b1 := 1 << uint(q1)
+			l = ((b0 << 1) | b1) << 1
+			c = b0 | b1 | (-1 << uint(n))
+			r = ((b0 >> 1) | b1) >> 1
+		E:
+			if c != -1 {
+				p = ^(l | c | r)
+			} else {
+				rc++
+				goto R
+			}
+		L:
+			if p != 0 {
+				lsb := p & -p
+				p &^= lsb
+				ll[d], cc[d], rr[d], pp[d] = l, c, r, p
+				l, c, r = (l|lsb)<<1, c|lsb, (r|lsb)>>1
+				d++
+				goto E
+			}
+		R:
+			d--
+			if d >= 0 {
+				l, c, r, p = ll[d], cc[d], rr[d], pp[d]
+				goto L
+			}
+		}
+	}
+	rc <<= 1
+	return
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15602.go b/gcc/testsuite/go.test/test/fixedbugs/issue15602.go
new file mode 100644
index 00000000000..badf8133c52
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15602.go
@@ -0,0 +1,11 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+func f(i interface{}) {
+	i, _ = i.(error)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15604.go b/gcc/testsuite/go.test/test/fixedbugs/issue15604.go
new file mode 100644
index 00000000000..4dc0b0b0541
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15604.go
@@ -0,0 +1,17 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package bug
+
+import "os"
+
+func f(err error) {
+	var ok bool
+	if err, ok = err.(*os.PathError); ok {
+		if err == os.ErrNotExist {
+		}
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/call.go b/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/call.go
new file mode 100644
index 00000000000..41a489cebd4
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/call.go
@@ -0,0 +1,7 @@
+// +build !amd64,!386
+
+package main
+
+func jump() {
+	target()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/call_386.s b/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/call_386.s
new file mode 100644
index 00000000000..751084c485b
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/call_386.s
@@ -0,0 +1,8 @@
+#include "textflag.h"
+
+DATA ·pointer(SB)/4, $·target(SB)
+GLOBL ·pointer(SB),RODATA,$4
+
+TEXT ·jump(SB),NOSPLIT,$4
+        CALL *·pointer(SB)
+        RET
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/call_amd64.s b/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/call_amd64.s
new file mode 100644
index 00000000000..09fbe5dfc4a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/call_amd64.s
@@ -0,0 +1,8 @@
+#include "textflag.h"
+
+DATA ·pointer(SB)/8, $·target(SB)
+GLOBL ·pointer(SB),RODATA,$8
+
+TEXT ·jump(SB),NOSPLIT,$8
+        CALL *·pointer(SB)
+        RET
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/call_decl.go b/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/call_decl.go
new file mode 100644
index 00000000000..d9c5a4e9f0f
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/call_decl.go
@@ -0,0 +1,5 @@
+// +build amd64 386
+
+package main
+
+func jump()
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/main.go b/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/main.go
new file mode 100644
index 00000000000..4855e31e5ed
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15609.dir/main.go
@@ -0,0 +1,14 @@
+package main
+
+var called bool
+
+func target() {
+	called = true
+}
+
+func main() {
+	jump()
+	if !called {
+		panic("target not called")
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15646.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue15646.dir/a.go
new file mode 100644
index 00000000000..842f19685fd
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15646.dir/a.go
@@ -0,0 +1,23 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+type T struct{}
+
+func (T) m() string {
+	return "m"
+}
+
+func (*T) mp() string {
+	return "mp"
+}
+
+func F() func(T) string {
+	return T.m // method expression
+}
+
+func Fp() func(*T) string {
+	return (*T).mp // method expression
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15646.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue15646.dir/b.go
new file mode 100644
index 00000000000..3d011ba3019
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15646.dir/b.go
@@ -0,0 +1,16 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "./a" // import must succeed
+
+func main() {
+	if a.F()(a.T{}) != "m" {
+		panic(0)
+	}
+	if a.Fp()(nil) != "mp" {
+		panic(1)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15646.go b/gcc/testsuite/go.test/test/fixedbugs/issue15646.go
new file mode 100644
index 00000000000..cd4ba9d4e52
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15646.go
@@ -0,0 +1,9 @@
+// rundir
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test that method expressions are correctly encoded
+// in binary export data and can be imported again.
+package ignore
\ No newline at end of file
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15722.go b/gcc/testsuite/go.test/test/fixedbugs/issue15722.go
new file mode 100644
index 00000000000..dec54587f6b
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15722.go
@@ -0,0 +1,21 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Checks to make sure that the compiler can catch a specific invalid
+// method type expression. NB: gccgo and gc have slightly different
+// error messages, hence the generic test for 'method' and not something
+// more specific.
+
+package issue15722
+
+type T int
+type P *T
+
+func (T) t() {}
+
+func _(p P) {
+	P.t(p) // ERROR "method"
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15733.go b/gcc/testsuite/go.test/test/fixedbugs/issue15733.go
new file mode 100644
index 00000000000..8f609e634dd
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15733.go
@@ -0,0 +1,23 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+type S struct {
+	a [1 << 16]byte
+}
+
+func f1() {
+	p := &S{}
+	_ = p
+}
+
+type T [1 << 16]byte
+
+func f2() {
+	p := &T{}
+	_ = p
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15838.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue15838.dir/a.go
new file mode 100644
index 00000000000..15b7f1dcfa8
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15838.dir/a.go
@@ -0,0 +1,61 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+func F1() {
+L:
+	goto L
+}
+
+func F2() {
+L:
+	for {
+		break L
+	}
+}
+
+func F3() {
+L:
+	for {
+		continue L
+	}
+}
+
+func F4() {
+	switch {
+	case true:
+		fallthrough
+	default:
+	}
+}
+
+type T struct{}
+
+func (T) M1() {
+L:
+	goto L
+}
+
+func (T) M2() {
+L:
+	for {
+		break L
+	}
+}
+
+func (T) M3() {
+L:
+	for {
+		continue L
+	}
+}
+
+func (T) M4() {
+	switch {
+	case true:
+		fallthrough
+	default:
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15838.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue15838.dir/b.go
new file mode 100644
index 00000000000..9fd6efc33c9
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15838.dir/b.go
@@ -0,0 +1,9 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package b
+
+import "./a"
+
+type T struct{ a.T }
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15838.go b/gcc/testsuite/go.test/test/fixedbugs/issue15838.go
new file mode 100644
index 00000000000..fb1c64d1ac1
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15838.go
@@ -0,0 +1,12 @@
+// compiledir
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test cases for issue #15838, and related failures.
+// Make sure the importer correctly sets up nodes for
+// label decls, goto, continue, break, and fallthrough
+// statements.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15895.go b/gcc/testsuite/go.test/test/fixedbugs/issue15895.go
new file mode 100644
index 00000000000..3ef295c03ea
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15895.go
@@ -0,0 +1,27 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// func bad used to fail to compile.
+
+package p
+
+type A [1]int
+
+func bad(x A) {
+	switch x {
+	case A([1]int{1}):
+	case A([1]int{1}):
+	}
+}
+
+func good(x A) {
+	y := A([1]int{1})
+	z := A([1]int{1})
+	switch x {
+	case y:
+	case z:
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15898.go b/gcc/testsuite/go.test/test/fixedbugs/issue15898.go
new file mode 100644
index 00000000000..94369f93450
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15898.go
@@ -0,0 +1,18 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+func f(e interface{}) {
+	switch e.(type) {
+	case nil, nil: // ERROR "multiple nil cases in type switch|duplicate type in switch"
+	}
+
+	switch e.(type) {
+	case nil:
+	case nil: // ERROR "multiple nil cases in type switch|duplicate type in switch"
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15902.go b/gcc/testsuite/go.test/test/fixedbugs/issue15902.go
new file mode 100644
index 00000000000..9511a220edb
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15902.go
@@ -0,0 +1,27 @@
+// run
+
+// Copyright 2016 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This test makes sure we don't use 4-byte unaligned writes
+// to zero memory on architectures that don't support them.
+
+package main
+
+type T struct {
+	a byte
+	b [10]byte
+}
+
+//go:noinline
+func f(t *T) {
+	// t will be aligned, so &t.b won't be.
+	t.b = [10]byte{}
+}
+
+var t T
+
+func main() {
+	f(&t)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15920.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue15920.dir/a.go
new file mode 100644
index 00000000000..15f92355f73
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15920.dir/a.go
@@ -0,0 +1,9 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+type Error error
+
+func F() Error { return nil }
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15920.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue15920.dir/b.go
new file mode 100644
index 00000000000..0a36c5c6ab8
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15920.dir/b.go
@@ -0,0 +1,7 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package b
+
+import _ "./a"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15920.go b/gcc/testsuite/go.test/test/fixedbugs/issue15920.go
new file mode 100644
index 00000000000..4d2844dbb93
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15920.go
@@ -0,0 +1,7 @@
+// compiledir
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15926.go b/gcc/testsuite/go.test/test/fixedbugs/issue15926.go
new file mode 100644
index 00000000000..76e25eb640a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15926.go
@@ -0,0 +1,20 @@
+// build
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 15926: linker was adding .def to the end of symbols, causing
+// a name collision with a method actually named def.
+
+package main
+
+type S struct{}
+
+func (s S) def() {}
+
+var I = S.def
+
+func main() {
+    I(S{})
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15961.go b/gcc/testsuite/go.test/test/fixedbugs/issue15961.go
new file mode 100644
index 00000000000..db3d6623780
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15961.go
@@ -0,0 +1,21 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package y
+
+type symSet []int
+
+//go:noinline
+func (s symSet) len() (r int) {
+	return 0
+}
+
+func f(m map[int]symSet) {
+	var symSet []int
+	for _, x := range symSet {
+		m[x] = nil
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15988.go b/gcc/testsuite/go.test/test/fixedbugs/issue15988.go
new file mode 100644
index 00000000000..2bed2a9c305
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15988.go
@@ -0,0 +1,14 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+func f(p, q []int) {
+	p = append(q, 5)
+	sink = &p
+}
+
+var sink *[]int
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15992.go b/gcc/testsuite/go.test/test/fixedbugs/issue15992.go
new file mode 100644
index 00000000000..cda5527c67e
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15992.go
@@ -0,0 +1,38 @@
+// run
+
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"fmt"
+)
+
+func f(a []byte) ([]byte, []byte) {
+	return a, []byte("abc")
+}
+
+func g(a []byte) ([]byte, string) {
+	return a, "abc"
+}
+
+func h(m map[int]int) (map[int]int, int) {
+	return m, 0
+}
+
+func main() {
+	a := []byte{1, 2, 3}
+	n := copy(f(a))
+	fmt.Println(n, a)
+
+	b := []byte{1, 2, 3}
+	n = copy(g(b))
+	fmt.Println(n, b)
+
+	m := map[int]int{0: 0}
+	fmt.Println(len(m))
+	delete(h(m))
+	fmt.Println(len(m))
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue15992.out b/gcc/testsuite/go.test/test/fixedbugs/issue15992.out
new file mode 100644
index 00000000000..e0011e3edb9
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue15992.out
@@ -0,0 +1,4 @@
+3 [97 98 99]
+3 [97 98 99]
+1
+0
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16016.go b/gcc/testsuite/go.test/test/fixedbugs/issue16016.go
new file mode 100644
index 00000000000..e738e1dba0e
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16016.go
@@ -0,0 +1,35 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "time"
+
+type T struct{}
+
+func (*T) Foo(vals []interface{}) {
+	switch v := vals[0].(type) {
+	case string:
+		_ = v
+	}
+}
+
+type R struct{ *T }
+
+type Q interface {
+	Foo([]interface{})
+}
+
+func main() {
+	var q Q = &R{&T{}}
+	for i := 0; i < 10000; i++ {
+		go func() {
+			defer q.Foo([]interface{}{"meow"})
+			time.Sleep(100 * time.Millisecond)
+		}()
+	}
+	time.Sleep(1 * time.Second)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16037_run.go b/gcc/testsuite/go.test/test/fixedbugs/issue16037_run.go
new file mode 100644
index 00000000000..d05e3f7f314
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16037_run.go
@@ -0,0 +1,70 @@
+// +build !nacl,!js,!android
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"html/template"
+	"io/ioutil"
+	"log"
+	"os"
+	"os/exec"
+	"path/filepath"
+)
+
+var tmpl = template.Must(template.New("main").Parse(`
+package main
+
+type T struct {
+    {{range .Names}}
+	{{.Name}} *string
+	{{end}}
+}
+
+{{range .Names}}
+func (t *T) Get{{.Name}}() string {
+	if t.{{.Name}} == nil {
+		return ""
+	}
+	return *t.{{.Name}}
+}
+{{end}}
+
+func main() {}
+`))
+
+func main() {
+	const n = 5000
+
+	type Name struct{ Name string }
+	var t struct{ Names []Name }
+	for i := 0; i < n; i++ {
+		t.Names = append(t.Names, Name{Name: fmt.Sprintf("H%06X", i)})
+	}
+
+	buf := new(bytes.Buffer)
+	if err := tmpl.Execute(buf, t); err != nil {
+		log.Fatal(err)
+	}
+
+	dir, err := ioutil.TempDir("", "issue16037-")
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer os.RemoveAll(dir)
+	path := filepath.Join(dir, "ridiculous_number_of_fields.go")
+	if err := ioutil.WriteFile(path, buf.Bytes(), 0664); err != nil {
+		log.Fatal(err)
+	}
+
+	out, err := exec.Command("go", "build", "-o="+filepath.Join(dir, "out"), path).CombinedOutput()
+	if err != nil {
+		log.Fatalf("build failed: %v\n%s", err, out)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16095.go b/gcc/testsuite/go.test/test/fixedbugs/issue16095.go
new file mode 100644
index 00000000000..864b4b7c7cf
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16095.go
@@ -0,0 +1,104 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"fmt"
+	"runtime"
+)
+
+var sink *[20]byte
+
+func f() (x [20]byte) {
+	// Initialize x.
+	for i := range x {
+		x[i] = byte(i)
+	}
+
+	// Force x to be allocated on the heap.
+	sink = &x
+	sink = nil
+
+	// Go to deferreturn after the panic below.
+	defer func() {
+		recover()
+	}()
+
+	// This call collects the heap-allocated version of x (oops!)
+	runtime.GC()
+
+	// Allocate that same object again and clobber it.
+	y := new([20]byte)
+	for i := 0; i < 20; i++ {
+		y[i] = 99
+	}
+	// Make sure y is heap allocated.
+	sink = y
+
+	panic(nil)
+
+	// After the recover we reach the deferreturn, which
+	// copies the heap version of x back to the stack.
+	// It gets the pointer to x from a stack slot that was
+	// not marked as live during the call to runtime.GC().
+}
+
+var sinkint int
+
+func g(p *int) (x [20]byte) {
+	// Initialize x.
+	for i := range x {
+		x[i] = byte(i)
+	}
+
+	// Force x to be allocated on the heap.
+	sink = &x
+	sink = nil
+
+	// Go to deferreturn after the panic below.
+	defer func() {
+		recover()
+	}()
+
+	// This call collects the heap-allocated version of x (oops!)
+	runtime.GC()
+
+	// Allocate that same object again and clobber it.
+	y := new([20]byte)
+	for i := 0; i < 20; i++ {
+		y[i] = 99
+	}
+	// Make sure y is heap allocated.
+	sink = y
+
+	// panic with a non-call (with no fallthrough)
+	for {
+		sinkint = *p
+	}
+
+	// After the recover we reach the deferreturn, which
+	// copies the heap version of x back to the stack.
+	// It gets the pointer to x from a stack slot that was
+	// not marked as live during the call to runtime.GC().
+}
+
+func main() {
+	x := f()
+	for i, v := range x {
+		if v != byte(i) {
+			fmt.Printf("%v\n", x)
+			panic("bad f")
+		}
+	}
+	x = g(nil)
+	for i, v := range x {
+		if v != byte(i) {
+			fmt.Printf("%v\n", x)
+			panic("bad g")
+		}
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16130.go b/gcc/testsuite/go.test/test/fixedbugs/issue16130.go
new file mode 100644
index 00000000000..c4e3ffd33db
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16130.go
@@ -0,0 +1,43 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test that an interface conversion error panics with an "interface
+// conversion" run-time error. It was (incorrectly) panicking with a
+// "nil pointer dereference."
+
+package main
+
+import (
+	"fmt"
+	"runtime"
+	"strings"
+)
+
+type I interface {
+	Get() int
+}
+
+func main() {
+	defer func() {
+		r := recover()
+		if r == nil {
+			panic("expected panic")
+		}
+		re, ok := r.(runtime.Error)
+		if !ok {
+			panic(fmt.Sprintf("got %T, expected runtime.Error", r))
+		}
+		if !strings.Contains(re.Error(), "interface conversion") {
+			panic(fmt.Sprintf("got %q, expected interface conversion error", re.Error()))
+		}
+	}()
+	e := (interface{})(0)
+	if _, ok := e.(I); ok {
+		panic("unexpected interface conversion success")
+	}
+	fmt.Println(e.(I))
+	panic("unexpected interface conversion success")
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16133.dir/a1.go b/gcc/testsuite/go.test/test/fixedbugs/issue16133.dir/a1.go
new file mode 100644
index 00000000000..497cccf3633
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16133.dir/a1.go
@@ -0,0 +1,7 @@
+package a
+
+type X string
+
+func NewX() X {
+	return ""
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16133.dir/a2.go b/gcc/testsuite/go.test/test/fixedbugs/issue16133.dir/a2.go
new file mode 100644
index 00000000000..497cccf3633
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16133.dir/a2.go
@@ -0,0 +1,7 @@
+package a
+
+type X string
+
+func NewX() X {
+	return ""
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16133.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue16133.dir/b.go
new file mode 100644
index 00000000000..be1bebf889e
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16133.dir/b.go
@@ -0,0 +1,7 @@
+package b
+
+import "./a2"
+
+type T struct {
+	X a.X
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16133.dir/c.go b/gcc/testsuite/go.test/test/fixedbugs/issue16133.dir/c.go
new file mode 100644
index 00000000000..b25fe5a9ddb
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16133.dir/c.go
@@ -0,0 +1,10 @@
+package p
+
+import (
+	"./a1"
+	"./b"
+)
+
+var _ = b.T{
+	X: a.NewX(), // ERROR `cannot use "a1"\.NewX\(\)`
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16193.go b/gcc/testsuite/go.test/test/fixedbugs/issue16193.go
new file mode 100644
index 00000000000..eada62de9ae
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16193.go
@@ -0,0 +1,27 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// The compiler used the name "glob" as the function holding a global
+// function literal, colliding with an actual function named "glob".
+
+package main
+
+func glob() {
+	func() {
+	}()
+}
+
+var c1 = func() {
+}
+
+var c2 = func() {
+}
+
+func main() {
+	glob()
+	c1()
+	c2()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16249.go b/gcc/testsuite/go.test/test/fixedbugs/issue16249.go
new file mode 100644
index 00000000000..723d5d9fa6c
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16249.go
@@ -0,0 +1,58 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Liveness calculations were wrong for a result parameter pushed onto
+// the heap in a function that used defer.  Program would crash with
+//     runtime: bad pointer in frame main.A at 0xc4201e6838: 0x1
+
+package main
+
+import "errors"
+
+var sink interface{}
+
+//go:noinline
+func f(err *error) {
+	if err != nil {
+		sink = err
+	}
+}
+
+//go:noinline
+func A(n, m int64) (res int64, err error) {
+	defer f(&err) // output parameter's address escapes to a defer.
+	if n < 0 {
+		err = errors.New("No negative")
+		return
+	}
+	if n <= 1 {
+		res = n
+		return
+	}
+	res = B(m) // This call to B drizzles a little junk on the stack.
+	res, err = A(n-1, m)
+	res++
+	return
+}
+
+// B does a little bit of recursion dribbling not-zero onto the stack.
+//go:noinline
+func B(n int64) (res int64) {
+	if n <= 1 { // Prefer to leave a 1 on the stack.
+		return n
+	}
+	return 1 + B(n-1)
+}
+
+func main() {
+	x, e := A(0, 0)
+	for j := 0; j < 4; j++ { // j controls amount of B's stack dribble
+		for i := 0; i < 1000; i++ { // try more and more recursion until stack growth occurs in newobject in prologue
+			x, e = A(int64(i), int64(j))
+		}
+	}
+	_, _ = x, e
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16306.go b/gcc/testsuite/go.test/test/fixedbugs/issue16306.go
new file mode 100644
index 00000000000..d29a75a6044
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16306.go
@@ -0,0 +1,15 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "unsafe"
+
+var x = unsafe.Pointer(uintptr(0))
+
+func main() {
+	_ = map[unsafe.Pointer]int{unsafe.Pointer(uintptr(0)): 0}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16317.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue16317.dir/a.go
new file mode 100644
index 00000000000..3a1b7e021d3
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16317.dir/a.go
@@ -0,0 +1,11 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+import "unsafe"
+
+func ConstUnsafePointer() unsafe.Pointer {
+	return unsafe.Pointer(uintptr(0))
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16317.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue16317.dir/b.go
new file mode 100644
index 00000000000..b81391866b2
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16317.dir/b.go
@@ -0,0 +1,11 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "./a"
+
+func main() {
+	_ = a.ConstUnsafePointer()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16317.go b/gcc/testsuite/go.test/test/fixedbugs/issue16317.go
new file mode 100644
index 00000000000..b3376bbbd7e
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16317.go
@@ -0,0 +1,10 @@
+// compiledir
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 16317: cmd/compile: internal compiler error:
+//              unhandled OCONV INT -> TUNSAFEPTR
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16331.go b/gcc/testsuite/go.test/test/fixedbugs/issue16331.go
new file mode 100644
index 00000000000..665e7fc0fd6
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16331.go
@@ -0,0 +1,48 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Perform tracebackdefers with a deferred reflection method.
+
+package main
+
+import "reflect"
+
+type T struct{}
+
+func (T) M() {
+}
+
+func F(args []reflect.Value) (results []reflect.Value) {
+	return nil
+}
+
+func main() {
+	done := make(chan bool)
+	go func() {
+		// Test reflect.makeFuncStub.
+		t := reflect.TypeOf((func())(nil))
+		f := reflect.MakeFunc(t, F).Interface().(func())
+		defer f()
+		growstack(10000)
+		done <- true
+	}()
+	<-done
+	go func() {
+		// Test reflect.methodValueCall.
+		f := reflect.ValueOf(T{}).Method(0).Interface().(func())
+		defer f()
+		growstack(10000)
+		done <- true
+	}()
+	<-done
+}
+
+func growstack(x int) {
+	if x == 0 {
+		return
+	}
+	growstack(x - 1)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16369.go b/gcc/testsuite/go.test/test/fixedbugs/issue16369.go
new file mode 100644
index 00000000000..e97f4a0e110
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16369.go
@@ -0,0 +1,13 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+type T interface {
+	M(interface {
+		T
+	})
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16428.go b/gcc/testsuite/go.test/test/fixedbugs/issue16428.go
new file mode 100644
index 00000000000..5696d186c77
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16428.go
@@ -0,0 +1,12 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+var (
+	b = [...]byte("abc") // ERROR "outside of array literal"
+	s = len(b)
+)
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16439.go b/gcc/testsuite/go.test/test/fixedbugs/issue16439.go
new file mode 100644
index 00000000000..704b6b15a61
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16439.go
@@ -0,0 +1,18 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+var a []int = []int{1: 1}
+var b []int = []int{-1: 1} // ERROR "must be non-negative integer constant|index expression is negative"
+
+var c []int = []int{2.0: 2}
+var d []int = []int{-2.0: 2} // ERROR "must be non-negative integer constant|index expression is negative"
+
+var e []int = []int{3 + 0i: 3}
+var f []int = []int{3i: 3} // ERROR "truncated to integer|index expression is not integer constant"
+
+var g []int = []int{"a": 4} // ERROR "must be non-negative integer constant|index expression is not integer constant"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16515.go b/gcc/testsuite/go.test/test/fixedbugs/issue16515.go
new file mode 100644
index 00000000000..6b674363838
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16515.go
@@ -0,0 +1,53 @@
+// run
+
+// Copyright 2016 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// issue 16515: spilled Duff-adjusted address may be invalid
+
+package main
+
+import "runtime"
+
+type T [62]int // DUFFZERO with non-zero adjustment on AMD64
+
+var sink interface{}
+
+//go:noinline
+func zero(x *T) {
+	// Two DUFFZEROs on the same address with a function call in between.
+	// Duff-adjusted address will be spilled and loaded
+
+	*x = T{} // DUFFZERO
+	runtime.GC()
+	(*x)[0] = 1
+	g()      // call a function with large frame, trigger a stack move
+	*x = T{} // DUFFZERO again
+}
+
+//go:noinline
+// a function with large frame
+func g() {
+	var x [1000]int
+	_ = x
+}
+
+func main() {
+	var s struct { a T; b [8192-62]int } // allocate 64K, hopefully it's in a new span and a few bytes before it is garbage
+	sink = &s // force heap allocation
+	s.a[0] = 2
+	zero(&s.a)
+	if s.a[0] != 0 {
+		println("s.a[0] =", s.a[0])
+		panic("zeroing failed")
+	}
+
+	var a T // on stack
+	a[0] = 2
+	zero(&a)
+	if a[0] != 0 {
+		println("a[0] =", a[0])
+		panic("zeroing failed")
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16616.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue16616.dir/a.go
new file mode 100644
index 00000000000..0ffdbbe2681
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16616.dir/a.go
@@ -0,0 +1,7 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+type V struct{ i int }
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16616.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue16616.dir/b.go
new file mode 100644
index 00000000000..4f238b9a258
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16616.dir/b.go
@@ -0,0 +1,14 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package b
+
+import "./a"
+
+var V struct{ i int }
+
+var U struct {
+	a.V
+	j int
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16616.dir/issue16616.go b/gcc/testsuite/go.test/test/fixedbugs/issue16616.dir/issue16616.go
new file mode 100644
index 00000000000..0bfadb8c745
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16616.dir/issue16616.go
@@ -0,0 +1,26 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"reflect"
+
+	_ "./a"
+	"./b"
+)
+
+var V struct{ i int }
+
+func main() {
+	if got := reflect.ValueOf(b.V).Type().Field(0).PkgPath; got != "b" {
+		panic(`PkgPath=` + got + ` for first field of b.V, want "b"`)
+	}
+	if got := reflect.ValueOf(V).Type().Field(0).PkgPath; got != "main" {
+		panic(`PkgPath=` + got + ` for first field of V, want "main"`)
+	}
+	if got := reflect.ValueOf(b.U).Type().Field(0).PkgPath; got != "b" {
+		panic(`PkgPath=` + got + ` for first field of b.U, want "b"`)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16616.go b/gcc/testsuite/go.test/test/fixedbugs/issue16616.go
new file mode 100644
index 00000000000..a7d6ac095e5
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16616.go
@@ -0,0 +1,9 @@
+// compiledir
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Tests that unexported fields of unnamed types have different PkgPath values.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16733.go b/gcc/testsuite/go.test/test/fixedbugs/issue16733.go
new file mode 100644
index 00000000000..850b042b621
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16733.go
@@ -0,0 +1,16 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 16733: don't fold constant factors into a multiply
+// beyond the capacity of a MULQ instruction (32 bits).
+
+package p
+
+func f(n int64) int64 {
+	n *= 1000000
+	n *= 1000000
+	return n
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16741.go b/gcc/testsuite/go.test/test/fixedbugs/issue16741.go
new file mode 100644
index 00000000000..9946062df77
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16741.go
@@ -0,0 +1,17 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Make sure CSE of multi-output opcodes works correctly
+// with select0/1 operations.
+
+package main
+
+func div(d, r int64) int64 {
+	if m := d % r; m > 0 {
+		return d/r + 1
+	}
+	return d / r
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16760.go b/gcc/testsuite/go.test/test/fixedbugs/issue16760.go
new file mode 100644
index 00000000000..d0e08b5ead2
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16760.go
@@ -0,0 +1,42 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Make sure we don't start marshaling (writing to the stack)
+// arguments until those arguments are evaluated and known
+// not to unconditinally panic. If they unconditionally panic,
+// we write some args but never do the call. That messes up
+// the logic which decides how big the argout section needs to be.
+
+package main
+
+type W interface {
+	Write([]byte)
+}
+
+type F func(W)
+
+func foo(f F) {
+	defer func() {
+		if r := recover(); r != nil {
+			usestack(1000)
+		}
+	}()
+	f(nil)
+}
+
+func main() {
+	foo(func(w W) {
+		var x []string
+		w.Write([]byte(x[5]))
+	})
+}
+
+func usestack(n int) {
+	if n == 0 {
+		return
+	}
+	usestack(n - 1)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16804.go b/gcc/testsuite/go.test/test/fixedbugs/issue16804.go
new file mode 100644
index 00000000000..46dd4a33ccb
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16804.go
@@ -0,0 +1,16 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 16804: internal error for math.Sqrt as statement
+//              rather than expression
+
+package main
+
+import "math"
+
+func sqrt() {
+	math.Sqrt(2.0)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16948.go b/gcc/testsuite/go.test/test/fixedbugs/issue16948.go
new file mode 100644
index 00000000000..c9860248961
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16948.go
@@ -0,0 +1,34 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// issue 16948: make sure intrinsified atomic ops won't
+// confuse the scheduler.
+
+package main
+
+import "sync/atomic"
+
+func main() {
+	f()
+}
+
+var x int32
+
+type T [10]int
+var sink *T
+
+func f() (t T) {
+	atomic.AddInt32(&x, 1)
+	g(42, 42, 42, 42, 42, &t) // use int values that is invalid pointer to smash the stack slot of return value of runtime.newobject
+	return
+}
+
+//go:noinline
+func g(a, b, c, d, e int, p *T) {
+	var t [10000]int // a large stack frame to trigger stack growing
+	_ = t
+	sink = p // force p (in caller) heap allocated
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue16985.go b/gcc/testsuite/go.test/test/fixedbugs/issue16985.go
new file mode 100644
index 00000000000..0cb0dae51c4
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue16985.go
@@ -0,0 +1,37 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// issue 16985: intrinsified AMD64 atomic ops should clobber flags
+
+package main
+
+import "sync/atomic"
+
+var count uint32
+
+func main() {
+	buffer := []byte("T")
+	for i := 0; i < len(buffer); {
+		atomic.AddUint32(&count, 1)
+		_ = buffer[i]
+		i++
+		i++
+	}
+
+	for i := 0; i < len(buffer); {
+		atomic.CompareAndSwapUint32(&count, 0, 1)
+		_ = buffer[i]
+		i++
+		i++
+	}
+
+	for i := 0; i < len(buffer); {
+		atomic.SwapUint32(&count, 1)
+		_ = buffer[i]
+		i++
+		i++
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17005.go b/gcc/testsuite/go.test/test/fixedbugs/issue17005.go
new file mode 100644
index 00000000000..e539519b6f5
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17005.go
@@ -0,0 +1,46 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This tickles (a version of) the PPC64 back end to
+// emit a BVS instruction.
+
+package foo
+
+type Flag int
+
+const (
+	Identity  Flag = iota - 2 // H is the identity matrix; no rotation is needed.
+	Rescaling                 // H specifies rescaling.
+)
+
+type DrotmParams struct {
+	Flag
+}
+
+func Drotmg(d1, d2, x1, y1 float64) (p DrotmParams, rd1, rd2, rx1 float64) {
+
+	const (
+		gam    = 4.0
+		gamsq  = 16.0
+		rgamsq = 5e-8
+	)
+
+	if d1 < 0 {
+		p.Flag = Rescaling
+		return
+	}
+
+	for rd1 <= rgamsq || rd1 >= gamsq {
+		if rd1 <= rgamsq {
+			rd1 *= gam * gam
+			rx1 /= gam
+		} else {
+			rd1 /= gam * gam
+			rx1 *= gam
+		}
+	}
+	return
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17111.go b/gcc/testsuite/go.test/test/fixedbugs/issue17111.go
new file mode 100644
index 00000000000..05284a785f5
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17111.go
@@ -0,0 +1,16 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+type I int
+
+var (
+	i int
+	x = I(i)
+
+	e interface{} = x
+)
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17194.go b/gcc/testsuite/go.test/test/fixedbugs/issue17194.go
new file mode 100644
index 00000000000..0594e1cbdc1
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17194.go
@@ -0,0 +1,17 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package foo
+
+func f(x []interface{}) (err error) {
+	for _, d := range x {
+		_, ok := d.(*int)
+		if ok {
+			return
+		}
+	}
+	return
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17270.go b/gcc/testsuite/go.test/test/fixedbugs/issue17270.go
new file mode 100644
index 00000000000..5c009b58dfb
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17270.go
@@ -0,0 +1,11 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+import "unsafe"
+
+const _ = (unsafe.Sizeof)(0)
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17328.go b/gcc/testsuite/go.test/test/fixedbugs/issue17328.go
new file mode 100644
index 00000000000..ef60edbd426
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17328.go
@@ -0,0 +1,13 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+func main() {
+	i := 0
+	for ; ; i++) { // ERROR "unexpected \), expecting { after for clause|expected .*{.*|expected .*;.*"
+	}
+} // GCCGO_ERROR "expected declaration"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17381.go b/gcc/testsuite/go.test/test/fixedbugs/issue17381.go
new file mode 100644
index 00000000000..be63633e7fb
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17381.go
@@ -0,0 +1,54 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// issue 17381: make sure leave function with non-empty frame
+// saves link register, so that traceback will work.
+
+package main
+
+import (
+	"runtime"
+	"unsafe"
+)
+
+func main() {
+	defer func() {
+		if recover() == nil {
+			panic("did not panic")
+		}
+		pcs := make([]uintptr, 20)
+		n := runtime.Callers(1, pcs)
+		for _, pc := range pcs[:n] {
+			if runtime.FuncForPC(pc).Name() == "main.main" {
+				return
+			}
+		}
+		panic("cannot find main.main in backtrace")
+	}()
+
+	prep()
+	f() // should panic
+}
+
+func funcPC(f interface{}) uintptr {
+	var ptr uintptr
+	return **(**uintptr)(unsafe.Pointer(uintptr(unsafe.Pointer(&f)) + unsafe.Sizeof(ptr)))
+}
+
+//go:noinline
+func f() {
+	var t [1]int // non-empty frame
+	*(*int)(nil) = t[0]
+}
+
+var p = funcPC(runtime.GC) + 8
+
+//go:noinline
+func prep() {
+	// put some garbage on stack
+	var x = [20]uintptr{p, p, p, p, p, p, p, p, p, p, p, p, p, p, p, p, p, p, p, p}
+	_ = x
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17551.go b/gcc/testsuite/go.test/test/fixedbugs/issue17551.go
new file mode 100644
index 00000000000..b8751ab42dc
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17551.go
@@ -0,0 +1,21 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 17551: inrange optimization failed to preserve type information.
+
+package main
+
+import "fmt"
+
+func main() {
+	_, x := X()
+	fmt.Printf("x = %v\n", x)
+}
+
+func X() (i int, ok bool) {
+	ii := int(1)
+	return ii, 0 <= ii && ii <= 0x7fffffff
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17588.go b/gcc/testsuite/go.test/test/fixedbugs/issue17588.go
new file mode 100644
index 00000000000..0e3a14ef7c4
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17588.go
@@ -0,0 +1,20 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 17588: internal compiler error in typecheckclosure()
+// because in case of Func.Nname.Type == nil, Decldepth
+// is not initialized in typecheckfunc(). This test
+// produces that case.
+
+package p
+
+type F func(b T)  // ERROR "T is not a type|expected type"
+
+func T(fn F) {
+    func() {
+        fn(nil)  // If Decldepth is not initialized properly, typecheckclosure() Fatals here.
+    }()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17596.go b/gcc/testsuite/go.test/test/fixedbugs/issue17596.go
new file mode 100644
index 00000000000..7398292d434
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17596.go
@@ -0,0 +1,19 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package foo
+
+type T interface {
+	foo()
+}
+
+func f() (T, int)
+
+func g(v interface{}) (interface{}, int) {
+	var x int
+	v, x = f()
+	return v, x
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17631.go b/gcc/testsuite/go.test/test/fixedbugs/issue17631.go
new file mode 100644
index 00000000000..b820b2d5a75
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17631.go
@@ -0,0 +1,22 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "time"
+
+func main() {
+	_ = struct {
+		about      string
+		before     map[string]uint
+		update     map[string]int
+		updateTime time.Time
+		expect     map[string]int
+	}{
+		about:   "this one",
+		updates: map[string]int{"gopher": 10}, // ERROR "unknown field 'updates' in struct literal of type|unknown field .*updates.* in .*unnamed struct.*"
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17640.go b/gcc/testsuite/go.test/test/fixedbugs/issue17640.go
new file mode 100644
index 00000000000..a311521829a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17640.go
@@ -0,0 +1,28 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "fmt"
+
+var results string
+
+type TwoInts struct {
+	x, y int
+}
+
+func f(x int) int { results = results + fmt.Sprintf("_%d", x); return x }
+
+func main() {
+	_ = [19]int{1: f(1), 0: f(0), 2: f(2), 6, 7}
+	_ = [2]int{1: f(4), 0: f(3)}
+	_ = TwoInts{y: f(6), x: f(5)}
+	_ = map[int]int{f(f(9) + 1): f(8), 0: f(7), f(22): -1}
+	if results != "_1_0_2_4_3_6_5_9_10_8_7_22" {
+		fmt.Printf("unexpected: %s\n", results)
+		panic("fail")
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17645.go b/gcc/testsuite/go.test/test/fixedbugs/issue17645.go
new file mode 100644
index 00000000000..bb34e4ee97a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17645.go
@@ -0,0 +1,16 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+type Foo struct {
+	X int
+}
+
+func main() {
+	var s []int
+	var _ string = append(s, Foo{""}) // ERROR "cannot use .. \(type untyped string\) as type int in field value|incompatible type" "cannot use Foo{...} \(type Foo\) as type int in append" "cannot use append\(s\, Foo{...}\) \(type \[\]int\) as type string in assignment"
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17710.go b/gcc/testsuite/go.test/test/fixedbugs/issue17710.go
new file mode 100644
index 00000000000..2843458c611
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17710.go
@@ -0,0 +1,13 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "runtime"
+
+func f(x interface{}) {
+	runtime.KeepAlive(x)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17752.go b/gcc/testsuite/go.test/test/fixedbugs/issue17752.go
new file mode 100644
index 00000000000..83283ad6605
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17752.go
@@ -0,0 +1,20 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+func f(m map[string]int) int {
+	return m["a"]
+}
+
+func g(m map[[8]string]int) int {
+	return m[[8]string{"a", "a", "a", "a", "a", "a", "a", "a"}]
+}
+
+func main() {
+	m := map[[8]string]int{}
+	g(m)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17758.go b/gcc/testsuite/go.test/test/fixedbugs/issue17758.go
new file mode 100644
index 00000000000..8e40f9db733
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17758.go
@@ -0,0 +1,17 @@
+// errorcheck
+
+// Copyright 2020 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+func foo() {
+	_ = func() {}
+}
+
+func foo() { // ERROR "foo redeclared in this block|redefinition of .*foo.*"
+	_ = func() {}
+}
+
+func main() {}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue17918.go b/gcc/testsuite/go.test/test/fixedbugs/issue17918.go
new file mode 100644
index 00000000000..88ede6f7b71
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue17918.go
@@ -0,0 +1,41 @@
+// compile
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 17918: slice out-of-bounds in ssa/cse
+
+package dead
+
+import (
+	"fmt"
+	"time"
+)
+
+var (
+	units = []struct {
+		divisor time.Duration
+		unit    rune
+	}{
+		{1000000, 's'},
+		{60, 'm'},
+		{60, 'h'},
+		{24, 'd'},
+		{7, 'w'},
+	}
+)
+
+func foobar(d time.Duration) string {
+	d /= time.Microsecond
+	unit := 'u'
+
+	for _, f := range units {
+		if d%f.divisor != 0 {
+			break
+		}
+		d /= f.divisor
+		unit = f.unit
+	}
+	return fmt.Sprintf("%d%c", d, unit)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18089.go b/gcc/testsuite/go.test/test/fixedbugs/issue18089.go
new file mode 100644
index 00000000000..fe5c1d48306
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18089.go
@@ -0,0 +1,19 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package foo
+
+type T struct {
+	x int
+	_ int
+}
+
+func main() {
+	_ = T{0, 0}
+
+	x := T{1, 1}
+	_ = x
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18092.go b/gcc/testsuite/go.test/test/fixedbugs/issue18092.go
new file mode 100644
index 00000000000..a0f7eddda5a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18092.go
@@ -0,0 +1,15 @@
+// errorcheck
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+func _() {
+	var ch chan bool
+	select {
+	default:
+	case <-ch { // GCCGO_ERROR "expected colon"
+	}           // GC_ERROR "expecting :"
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18231.go b/gcc/testsuite/go.test/test/fixedbugs/issue18231.go
new file mode 100644
index 00000000000..77473040526
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18231.go
@@ -0,0 +1,20 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test that error message for composite literals with
+// missing type is at the right place.
+
+package p
+
+type T struct {
+	f map[string]string
+}
+
+var _ = T{
+	f: {                // ERROR "missing type in composite literal|may only omit types within"
+		"a": "b",
+	},
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18393.go b/gcc/testsuite/go.test/test/fixedbugs/issue18393.go
new file mode 100644
index 00000000000..454392721f0
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18393.go
@@ -0,0 +1,24 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test that compiler directives are ignored if they
+// don't start at the beginning of the line.
+
+package p
+
+//line issue18393.go:20
+import 42 // error on line 20
+
+
+/* //line not at start of line: ignored */ //line issue18393.go:30
+var x     // error on line 24, not 30
+
+
+// ERROR "import path must be a string"
+
+
+
+// ERROR "syntax error: unexpected newline, expecting type|expected type"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18410.go b/gcc/testsuite/go.test/test/fixedbugs/issue18410.go
new file mode 100644
index 00000000000..e9c6f862eba
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18410.go
@@ -0,0 +1,40 @@
+// run
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This checks partially initialized structure literals
+// used to create value.method functions have their
+// non-initialized fields properly zeroed/nil'd
+
+package main
+
+type X struct {
+	A, B, C *int
+}
+
+//go:noinline
+func (t X) Print() {
+	if t.B != nil {
+		panic("t.B must be nil")
+	}
+}
+
+//go:noinline
+func caller(f func()) {
+	f()
+}
+
+//go:noinline
+func test() {
+	var i, j int
+	x := X{A: &i, C: &j}
+	caller(func() { X{A: &i, C: &j}.Print() })
+	caller(X{A: &i, C: &j}.Print)
+	caller(x.Print)
+}
+
+func main() {
+	test()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18419.dir/other.go b/gcc/testsuite/go.test/test/fixedbugs/issue18419.dir/other.go
new file mode 100644
index 00000000000..27243d297bf
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18419.dir/other.go
@@ -0,0 +1,11 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package other
+
+type Exported struct {
+	Member int
+}
+
+func (e *Exported) member() int { return 1 }
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18419.dir/test.go b/gcc/testsuite/go.test/test/fixedbugs/issue18419.dir/test.go
new file mode 100644
index 00000000000..da9639dd72e
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18419.dir/test.go
@@ -0,0 +1,15 @@
+// errorcheck -0 -m -l
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "./other"
+
+func InMyCode(e *other.Exported) {
+	e.member() // ERROR "e\.member undefined .cannot refer to unexported field or method other\.\(\*Exported\)\.member.|unexported field or method"
+}
+
+func main() {}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18419.go b/gcc/testsuite/go.test/test/fixedbugs/issue18419.go
new file mode 100644
index 00000000000..25544efd9b9
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18419.go
@@ -0,0 +1,7 @@
+// errorcheckdir
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18595.go b/gcc/testsuite/go.test/test/fixedbugs/issue18595.go
new file mode 100644
index 00000000000..d6f07b30e2f
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18595.go
@@ -0,0 +1,53 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This test makes sure that itabs are unique.
+// More explicitly, we require that only one itab structure exists for the pair of
+// a given compile-time interface type and underlying concrete type.
+// Ensuring this invariant enables fixes for 18492 (improve type switch code).
+
+package main
+
+type I interface {
+	M()
+}
+type J interface {
+	M()
+}
+
+type T struct{}
+
+func (*T) M() {}
+
+func main() {
+	test1()
+	test2()
+}
+
+func test1() {
+	t := new(T)
+	var i1, i2 I
+	var j interface {
+		M()
+	}
+	i1 = t
+	j = t
+	i2 = j
+	if i1 != i2 {
+		panic("interfaces not equal")
+	}
+}
+
+func test2() {
+	t := new(T)
+	i1 := (I)(t)
+	i2 := (I)((interface {
+		M()
+	})((J)(t)))
+	if i1 != i2 {
+		panic("interfaces not equal")
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18636.go b/gcc/testsuite/go.test/test/fixedbugs/issue18636.go
new file mode 100644
index 00000000000..2704fc46ee9
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18636.go
@@ -0,0 +1,27 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "runtime/debug"
+
+type Foo struct {
+	A [1 << 20]byte
+	B string
+}
+
+func run(c chan bool) {
+	f := new(Foo)
+	*f = Foo{B: "hello"}
+	c <- true
+}
+
+func main() {
+	debug.SetMaxStack(1 << 16)
+	c := make(chan bool)
+	go run(c)
+	<-c
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18640.go b/gcc/testsuite/go.test/test/fixedbugs/issue18640.go
new file mode 100644
index 00000000000..091bbe596b2
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18640.go
@@ -0,0 +1,46 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+type (
+	a = b
+	b struct {
+		*a
+	}
+)
+
+type (
+	c struct {
+		*d
+	}
+	d = c
+)
+
+// The compiler cannot handle these cases. Disabled for now.
+// See issue #25838.
+/*
+type (
+	e = f
+	f = g
+	g = []h
+	h i
+	i = j
+	j = e
+)
+
+type (
+	a1 struct{ *b1 }
+	b1 = c1
+	c1 struct{ *b1 }
+)
+
+type (
+	a2 struct{ b2 }
+	b2 = c2
+	c2 struct{ *b2 }
+)
+*/
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18655.go b/gcc/testsuite/go.test/test/fixedbugs/issue18655.go
new file mode 100644
index 00000000000..13762f1a94b
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18655.go
@@ -0,0 +1,22 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+type T struct{}
+type A = T
+type B = T
+
+func (T) m() {}
+func (T) m() {} // ERROR "redeclared|redefinition"
+func (A) m() {} // ERROR "redeclared|redefinition"
+func (A) m() {} // ERROR "redeclared|redefinition"
+func (B) m() {} // ERROR "redeclared|redefinition"
+func (B) m() {} // ERROR "redeclared|redefinition"
+
+func (*T) m() {} // ERROR "redeclared|redefinition"
+func (*A) m() {} // ERROR "redeclared|redefinition"
+func (*B) m() {} // ERROR "redeclared|redefinition"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18661.go b/gcc/testsuite/go.test/test/fixedbugs/issue18661.go
new file mode 100644
index 00000000000..e64a771a83d
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18661.go
@@ -0,0 +1,39 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"fmt"
+	"os"
+)
+
+var (
+	e interface{}
+	s = struct{ a *int }{}
+	b = e == s
+)
+
+func test(obj interface{}) {
+	if obj != struct{ a *string }{} {
+	}
+}
+
+var x int
+
+func f() [2]string {
+	x++
+	return [2]string{"abc", "def"}
+}
+
+func main() {
+	var e interface{} = [2]string{"abc", "def"}
+	_ = e == f()
+	if x != 1 {
+		fmt.Println("x=", x)
+		os.Exit(1)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18725.go b/gcc/testsuite/go.test/test/fixedbugs/issue18725.go
new file mode 100644
index 00000000000..c632dbad639
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18725.go
@@ -0,0 +1,24 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "os"
+
+func panicWhenNot(cond bool) {
+	if cond {
+		os.Exit(0)
+	} else {
+		panic("nilcheck elim failed")
+	}
+}
+
+func main() {
+	e := (*string)(nil)
+	panicWhenNot(e == e)
+	// Should never reach this line.
+	panicWhenNot(*e == *e)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18808.go b/gcc/testsuite/go.test/test/fixedbugs/issue18808.go
new file mode 100644
index 00000000000..c98386ee784
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18808.go
@@ -0,0 +1,63 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+const lim = 0x80000000
+
+//go:noinline
+func eq(x uint32) {
+	if x == lim {
+		return
+	}
+	panic("x == lim returned false")
+}
+
+//go:noinline
+func neq(x uint32) {
+	if x != lim {
+		panic("x != lim returned true")
+	}
+}
+
+//go:noinline
+func gt(x uint32) {
+	if x > lim {
+		return
+	}
+	panic("x > lim returned false")
+}
+
+//go:noinline
+func gte(x uint32) {
+	if x >= lim {
+		return
+	}
+	panic("x >= lim returned false")
+}
+
+//go:noinline
+func lt(x uint32) {
+	if x < lim {
+		panic("x < lim returned true")
+	}
+}
+
+//go:noinline
+func lte(x uint32) {
+	if x <= lim {
+		panic("x <= lim returned true")
+	}
+}
+
+func main() {
+	eq(lim)
+	neq(lim)
+	gt(lim+1)
+	gte(lim+1)
+	lt(lim+1)
+	lte(lim+1)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18906.go b/gcc/testsuite/go.test/test/fixedbugs/issue18906.go
new file mode 100644
index 00000000000..544400be258
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18906.go
@@ -0,0 +1,36 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+//go:noinline
+func f(x int) {
+}
+
+//go:noinline
+func val() int8 {
+	return -1
+}
+
+var (
+	array = [257]int{}
+	slice = array[1:]
+)
+
+func init() {
+	for i := range array {
+		array[i] = i - 1
+	}
+}
+
+func main() {
+	x := val()
+	y := int(uint8(x))
+	f(y) // try and force y to be calculated and spilled
+	if slice[y] != 255 {
+		panic("incorrect value")
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18915.go b/gcc/testsuite/go.test/test/fixedbugs/issue18915.go
new file mode 100644
index 00000000000..22f97c6b62b
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18915.go
@@ -0,0 +1,21 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Make sure error message for invalid conditions
+// or tags are consistent with earlier Go versions.
+
+package p
+
+func _() {
+	if a := 10 { // ERROR "cannot use a := 10 as value|expected .*;|declared but not used"
+	}
+
+	for b := 10 { // ERROR "cannot use b := 10 as value|parse error|declared but not used"
+	}
+
+	switch c := 10 { // ERROR "cannot use c := 10 as value|expected .*;|declared but not used"
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue18994.go b/gcc/testsuite/go.test/test/fixedbugs/issue18994.go
new file mode 100644
index 00000000000..aa307139f53
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue18994.go
@@ -0,0 +1,22 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 18994: SSA didn't handle DOT STRUCTLIT for zero-valued
+// STRUCTLIT.
+
+package main
+
+// large struct - not SSA-able
+type T struct {
+	a, b, c, d, e, f, g, h int
+}
+
+func main() {
+	x := T{}.a
+	if x != 0 {
+		panic("FAIL")
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19012.go b/gcc/testsuite/go.test/test/fixedbugs/issue19012.go
new file mode 100644
index 00000000000..158618aa27e
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19012.go
@@ -0,0 +1,25 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 19012: if we have any unknown type at a call site,
+// we must ensure that we return to the user a suppressed
+// error message saying instead of including <T> in
+// the message.
+
+package main
+
+func f(x int, y uint) {
+	if true {
+		return "a" > 10 // ERROR "^too many arguments to return$|return with value in function with no return|mismatched types"
+	}
+	return "gopher" == true, 10 // ERROR "^too many arguments to return$|return with value in function with no return|mismatched types"
+}
+
+func main() {
+	f(2, 3 < "x", 10) // ERROR "too many arguments|invalid operation|incompatible type"
+
+	f(10, 10, "a") // ERROR "too many arguments"
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19028.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue19028.dir/a.go
new file mode 100644
index 00000000000..361251d7505
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19028.dir/a.go
@@ -0,0 +1,9 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package reflect
+
+import "reflect"
+
+type Type reflect.Type
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19028.dir/main.go b/gcc/testsuite/go.test/test/fixedbugs/issue19028.dir/main.go
new file mode 100644
index 00000000000..e2ee7b8ca1d
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19028.dir/main.go
@@ -0,0 +1,26 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+        "reflect"
+        fake "./a" // 2nd package with name "reflect"
+)
+
+type T struct {
+        _ fake.Type
+}
+
+func (T) f()            {}
+func (T) G() (_ int)    { return }
+func (T) H() (_, _ int) { return }
+
+func main() {
+        var x T
+        typ := reflect.TypeOf(x)
+        for i := 0; i < typ.NumMethod(); i++ {
+                _ = typ.Method(i) // must not crash
+        }
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19028.go b/gcc/testsuite/go.test/test/fixedbugs/issue19028.go
new file mode 100644
index 00000000000..8d934d2d671
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19028.go
@@ -0,0 +1,13 @@
+// rundir
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This test failed when the compiler didn't use the
+// correct code to identify the type reflect.Method.
+// The failing code relied on Type.String() which had
+// formatting that depended on whether a package (in
+// this case "reflect") was imported more than once.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19040.go b/gcc/testsuite/go.test/test/fixedbugs/issue19040.go
new file mode 100644
index 00000000000..67881df6243
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19040.go
@@ -0,0 +1,36 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Check the text of the panic that comes from
+// a nil pointer passed to automatically generated method wrapper.
+
+package main
+
+import "fmt"
+
+type T int
+
+type I interface {
+	F()
+}
+
+func (t T) F() {}
+
+var (
+	t *T
+	i I = t
+)
+
+func main() {
+	defer func() {
+		got := recover().(error).Error()
+		want := "value method main.T.F called using nil *T pointer"
+		if got != want {
+			fmt.Printf("panicwrap error text:\n\t%q\nwant:\n\t%q\n", got, want)
+		}
+	}()
+	i.F()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19056.go b/gcc/testsuite/go.test/test/fixedbugs/issue19056.go
new file mode 100644
index 00000000000..d279eaa3cf6
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19056.go
@@ -0,0 +1,9 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+var _ = ... . // ERROR "unexpected ...|expected operand|expected .*;"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19078.go b/gcc/testsuite/go.test/test/fixedbugs/issue19078.go
new file mode 100644
index 00000000000..b19e8749d7a
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19078.go
@@ -0,0 +1,42 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 19078: liveness & zero-initialization of results
+// when there is a defer.
+package main
+
+import "unsafe"
+
+func main() {
+	// Construct an invalid pointer.  We do this by
+	// making a pointer which points to the unused space
+	// between the last 48-byte object in a span and the
+	// end of the span (there are 32 unused bytes there).
+	p := new([48]byte)              // make a 48-byte object
+	sink = &p                       // escape it, so it allocates for real
+	u := uintptr(unsafe.Pointer(p)) // get its address
+	u = u >> 13 << 13               // round down to page size
+	u += 1<<13 - 1                  // add almost a page
+
+	for i := 0; i < 1000000; i++ {
+		_ = identity(u)         // installs u at return slot
+		_ = liveReturnSlot(nil) // incorrectly marks return slot as live
+	}
+}
+
+//go:noinline
+func liveReturnSlot(x *int) *int {
+	defer func() {}() // causes return slot to be marked live
+	sink = &x         // causes x to be moved to the heap, triggering allocation
+	return x
+}
+
+//go:noinline
+func identity(x uintptr) uintptr {
+	return x
+}
+
+var sink interface{}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19084.go b/gcc/testsuite/go.test/test/fixedbugs/issue19084.go
new file mode 100644
index 00000000000..ba5306320b5
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19084.go
@@ -0,0 +1,17 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 19084: SSA doesn't handle CONVNOP STRUCTLIT
+
+package p
+
+type T struct {
+	a, b, c, d, e, f, g, h int // big, not SSA-able
+}
+
+func f() {
+	_ = T(T{})
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19137.go b/gcc/testsuite/go.test/test/fixedbugs/issue19137.go
new file mode 100644
index 00000000000..0539a850ca6
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19137.go
@@ -0,0 +1,51 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 19137: folding address into load/store causes
+// odd offset on ARM64.
+
+package p
+
+type T struct {
+	p *int
+	a [2]byte
+	b [6]byte // not 4-byte aligned
+}
+
+func f(b [6]byte) T {
+	var x [1000]int // a large stack frame
+	_ = x
+	return T{b: b}
+}
+
+// Arg symbol's base address may be not at an aligned offset to
+// SP. Folding arg's address into load/store may cause odd offset.
+func move(a, b [20]byte) [20]byte {
+	var x [1000]int // a large stack frame
+	_ = x
+	return b // b is not 8-byte aligned to SP
+}
+func zero() ([20]byte, [20]byte) {
+	var x [1000]int // a large stack frame
+	_ = x
+	return [20]byte{}, [20]byte{} // the second return value is not 8-byte aligned to SP
+}
+
+// Issue 21992: unaligned offset between 256 and 504 and handled
+// incorrectly.
+type T2 struct {
+	a [257]byte
+	// fields below are not 8-, 4-, 2-byte aligned
+	b [8]byte
+	c [4]byte
+	d [2]byte
+}
+
+func f2(x *T2) {
+	x.b = [8]byte{}
+	x.c = [4]byte{}
+	x.d = [2]byte{}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19182.go b/gcc/testsuite/go.test/test/fixedbugs/issue19182.go
new file mode 100644
index 00000000000..e1f3ffb4749
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19182.go
@@ -0,0 +1,37 @@
+// run
+// +build !js
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"fmt"
+	"runtime"
+	"sync/atomic"
+	"time"
+)
+
+var a uint64 = 0
+
+func main() {
+	runtime.GOMAXPROCS(2) // With just 1, infinite loop never yields
+
+	go func() {
+		for {
+			atomic.AddUint64(&a, uint64(1))
+		}
+	}()
+
+	time.Sleep(10 * time.Millisecond) // Short sleep is enough in passing case
+	i, val := 0, atomic.LoadUint64(&a)
+	for ; val == 0 && i < 100; val, i = atomic.LoadUint64(&a), i+1 {
+		time.Sleep(100 * time.Millisecond)
+	}
+	if val == 0 {
+		fmt.Printf("Failed to observe atomic increment after %d tries\n", i)
+	}
+
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19201.go b/gcc/testsuite/go.test/test/fixedbugs/issue19201.go
new file mode 100644
index 00000000000..e370d55df15
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19201.go
@@ -0,0 +1,52 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"encoding/binary"
+)
+
+var (
+	ch1 = make(chan int)
+	ch2 = make(chan int)
+
+	bin  = []byte("a\000\000\001")
+	want = binary.BigEndian.Uint32(bin)
+
+	c consumer = noopConsumer{}
+)
+
+type msg struct {
+	code uint32
+}
+
+type consumer interface {
+	consume(msg)
+}
+
+type noopConsumer struct{}
+
+func (noopConsumer) consume(msg) {}
+
+func init() {
+	close(ch1)
+}
+
+func main() {
+	var m msg
+	m.code = binary.BigEndian.Uint32(bin)
+
+	select {
+	case <-ch1:
+		c.consume(m)
+		if m.code != want {
+			// can not use m.code here, or it will work
+			panic("BigEndian read failed")
+		}
+	case <-ch2:
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19217.go b/gcc/testsuite/go.test/test/fixedbugs/issue19217.go
new file mode 100644
index 00000000000..96794064a40
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19217.go
@@ -0,0 +1,39 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package foo
+
+import (
+	"encoding/binary"
+)
+
+type DbBuilder struct {
+	arr []int
+}
+
+func (bld *DbBuilder) Finish() error {
+	defer bld.Finish()
+
+	var hash []byte
+	for _, ixw := range bld.arr {
+		for {
+			if ixw != 0 {
+				panic("ixw != 0")
+			}
+			ixw--
+		insertOne:
+			for {
+				for i := 0; i < 1; i++ {
+					if binary.LittleEndian.Uint16(hash[i:]) == 0 {
+						break insertOne
+					}
+				}
+			}
+		}
+	}
+
+	return nil
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19275.go b/gcc/testsuite/go.test/test/fixedbugs/issue19275.go
new file mode 100644
index 00000000000..f7e64fc9aec
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19275.go
@@ -0,0 +1,72 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"fmt"
+)
+
+type PI struct {
+	Enabled bool
+}
+
+type SI struct {
+	M map[string]*PI
+}
+
+//go:noinline
+func (s *SI) test(name string) (*int, error) {
+	n := new(int)
+	*n = 99
+	if err := addUpdate(n, s.M[name].Enabled, "enabled"); err != nil { // this was miscompiled
+		return nil, fmt.Errorf(" error adding update for enable flag %t : %s",
+			s.M[name].Enabled, err)
+	}
+	return n, nil
+}
+
+//go:noinline
+func addUpdate(n *int, in interface{}, s ...string) error {
+	if *n != 99 {
+		println("FAIL, *n should be 99, not", *n)
+	}
+	return nil
+}
+
+func main1() {
+	s := &SI{make(map[string]*PI)}
+	s.M["dog"] = &PI{}
+	s.test("dog")
+}
+
+//go:noinline
+func g(b *byte, i interface{}) error {
+	if *b != 17 {
+		println("FAIL, *b should be 17, not", *b)
+	}
+	return nil
+}
+
+//go:noinline
+func f(x *byte, m map[string]*bool) {
+	if err := g(x, *m["hello"]); err != nil { // this was miscompiled
+		return
+	}
+}
+
+func main2() {
+	m := make(map[string]*bool)
+	x := false
+	m["hello"] = &x
+	b := byte(17)
+	f(&b, m)
+}
+
+func main() {
+	main2()
+	main1()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19323.go b/gcc/testsuite/go.test/test/fixedbugs/issue19323.go
new file mode 100644
index 00000000000..71365e10dd3
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19323.go
@@ -0,0 +1,19 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+func g() {}
+
+func f() {
+	g()[:] // ERROR "g.. used as value|attempt to slice object that is not"
+}
+
+func g2() ([]byte, []byte) { return nil, nil }
+
+func f2() {
+	g2()[:] // ERROR "multiple-value g2.. in single-value context|attempt to slice object that is not"
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19359.go b/gcc/testsuite/go.test/test/fixedbugs/issue19359.go
new file mode 100644
index 00000000000..cc3ecc84f61
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19359.go
@@ -0,0 +1,91 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "fmt"
+
+func set(m map[interface{}]interface{}, key interface{}) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("set failed: %v", r)
+		}
+	}()
+	m[key] = nil
+	return nil
+}
+
+func del(m map[interface{}]interface{}, key interface{}) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("del failed: %v", r)
+		}
+	}()
+	delete(m, key)
+	return nil
+}
+
+func addInt(m map[interface{}]int, key interface{}) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("addInt failed: %v", r)
+		}
+	}()
+	m[key] += 2018
+	return nil
+}
+
+func addStr(m map[interface{}]string, key interface{}) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("addStr failed: %v", r)
+		}
+	}()
+	m[key] += "hello, go"
+	return nil
+}
+
+func appendInt(m map[interface{}][]int, key interface{}) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("appendInt failed: %v", r)
+		}
+	}()
+	m[key] = append(m[key], 2018)
+	return nil
+}
+
+func appendStr(m map[interface{}][]string, key interface{}) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("addStr failed: %v", r)
+		}
+	}()
+	m[key] = append(m[key], "hello, go")
+	return nil
+}
+
+func main() {
+	m := make(map[interface{}]interface{})
+	set(m, []int{1, 2, 3})
+	set(m, "abc") // used to throw
+	del(m, []int{1, 2, 3})
+	del(m, "abc") // used to throw
+
+	mi := make(map[interface{}]int)
+	addInt(mi, []int{1, 2, 3})
+	addInt(mi, "abc") // used to throw
+
+	ms := make(map[interface{}]string)
+	addStr(ms, []int{1, 2, 3})
+	addStr(ms, "abc") // used to throw
+
+	mia := make(map[interface{}][]int)
+	appendInt(mia, []int{1, 2, 3})
+
+	msa := make(map[interface{}][]string)
+	appendStr(msa, "abc") // used to throw
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19482.go b/gcc/testsuite/go.test/test/fixedbugs/issue19482.go
new file mode 100644
index 00000000000..4c2c19ec9d9
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19482.go
@@ -0,0 +1,34 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Compiler rejected initialization of structs to composite literals
+// in a non-static setting (e.g. in a function)
+// when the struct contained a field named _.
+
+package p
+
+type T struct {
+	_ string
+}
+
+func ok() {
+	var x = T{"check"}
+	_ = x
+	_ = T{"et"}
+}
+
+var (
+	y = T{"stare"}
+	w = T{_: "look"} // ERROR "invalid field name _ in struct initializer|expected struct field name"
+	_ = T{"page"}
+	_ = T{_: "out"} // ERROR "invalid field name _ in struct initializer|expected struct field name"
+)
+
+func bad() {
+	var z = T{_: "verse"} // ERROR "invalid field name _ in struct initializer|expected struct field name"
+	_ = z
+	_ = T{_: "itinerary"} // ERROR "invalid field name _ in struct initializer|expected struct field name"
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19507.dir/div_arm.s b/gcc/testsuite/go.test/test/fixedbugs/issue19507.dir/div_arm.s
new file mode 100644
index 00000000000..0bc33e92ce2
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19507.dir/div_arm.s
@@ -0,0 +1,12 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+TEXT ·f(SB),0,$0-8
+	MOVW	x+0(FP), R1
+	MOVW	x+4(FP), R2
+	DIVU	R1, R2
+	DIV	R1, R2
+	MODU	R1, R2
+	MOD	R1, R2
+	RET
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19507.dir/main.go b/gcc/testsuite/go.test/test/fixedbugs/issue19507.dir/main.go
new file mode 100644
index 00000000000..c115556f91d
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19507.dir/main.go
@@ -0,0 +1,16 @@
+// +build arm
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Make sure we can compile assembly with DIV and MOD in it.
+// They get rewritten to runtime calls on GOARM=5.
+
+package main
+
+func f(x, y uint32)
+
+func main() {
+	f(5, 8)
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19507.go b/gcc/testsuite/go.test/test/fixedbugs/issue19507.go
new file mode 100644
index 00000000000..543e17e50b2
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19507.go
@@ -0,0 +1,8 @@
+// +build arm
+// builddir
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package ignored
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19515.go b/gcc/testsuite/go.test/test/fixedbugs/issue19515.go
new file mode 100644
index 00000000000..a1605bec963
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19515.go
@@ -0,0 +1,51 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 19515: compiler panics on spilling int128 constant.
+
+package x
+
+type VScrollPanel struct {
+	x, y int
+}
+
+type Color struct {
+	R, G, B, A float32
+}
+
+func maxF(a, b float32) float32 {
+	if a > b {
+		return 0
+	}
+	return 1
+}
+
+type TransformMatrix [6]float32
+
+type Paint struct {
+	xform      TransformMatrix
+	feather    float32
+	innerColor Color
+	outerColor Color
+}
+
+func BoxGradient(x, y, w, h, f float32, iColor, oColor Color) Paint {
+	return Paint{
+		xform:      TransformMatrix{9, 0, 0, 0, x, y},
+		feather:    maxF(1.0, f),
+		innerColor: iColor,
+		outerColor: oColor,
+	}
+}
+
+func (v *VScrollPanel) Draw() {
+	x := float32(v.x)
+	y := float32(v.y)
+
+	BoxGradient(x+x-2, y-1, 0, 0, 0, Color{}, Color{})
+	BoxGradient(x+y-2, y-1, 0, 0, 0, Color{}, Color{})
+}
+
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19548.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue19548.dir/a.go
new file mode 100644
index 00000000000..3b7cd4b0e23
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19548.dir/a.go
@@ -0,0 +1,26 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+type Mode uint
+
+func (m Mode) String() string { return "mode string" }
+func (m *Mode) Addr() *Mode   { return m }
+
+type Stringer interface {
+	String() string
+}
+
+var global Stringer
+var m Mode
+
+func init() {
+	// force compilation of the (*Mode).String() wrapper
+	global = &m
+}
+
+func String() string {
+	return global.String() + Mode(0).String()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19548.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue19548.dir/b.go
new file mode 100644
index 00000000000..e5e807f43de
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19548.dir/b.go
@@ -0,0 +1,24 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "./a"
+
+type Value interface {
+	a.Stringer
+	Addr() *a.Mode
+}
+
+var global a.Mode
+
+func f() int {
+	var v Value
+	v = &global
+	return int(v.String()[0])
+}
+
+func main() {
+	f()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19548.go b/gcc/testsuite/go.test/test/fixedbugs/issue19548.go
new file mode 100644
index 00000000000..e0e769338a5
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19548.go
@@ -0,0 +1,9 @@
+// rundir
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test that interface wrappers can be compiled successfully
+// in multiple translation units.
+package ignore
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19555.go b/gcc/testsuite/go.test/test/fixedbugs/issue19555.go
new file mode 100644
index 00000000000..53b2ebde51e
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19555.go
@@ -0,0 +1,36 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+type NodeLink struct{}
+
+// A role our end of NodeLink is intended to play
+type LinkRole int64
+
+const (
+	LinkServer LinkRole = iota // link created as server
+	LinkClient                 // link created as client
+
+	// for testing:
+	linkNoRecvSend LinkRole = 1 << 16 // do not spawn serveRecv & serveSend
+	linkFlagsMask  LinkRole = (1<<32 - 1) << 16
+)
+
+func NewNodeLink(role LinkRole) *NodeLink {
+	var nextConnId uint32
+	switch role &^ linkFlagsMask {
+	case LinkServer:
+		nextConnId = 0 // all initiated by us connId will be even
+	case LinkClient:
+		nextConnId = 1 // ----//---- odd
+	default:
+		panic("invalid conn role")
+	}
+
+	_ = nextConnId
+	return nil
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19632.go b/gcc/testsuite/go.test/test/fixedbugs/issue19632.go
new file mode 100644
index 00000000000..41cb1ffa1de
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19632.go
@@ -0,0 +1,21 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Check that we don't crash due to "lost track of variable in
+// liveness" errors against unused variables.
+
+package p
+
+import "strings"
+
+// Minimized test case from github.com/mvdan/sh/syntax.
+func F() {
+	var _ = []string{
+		strings.Repeat("\n\n\t\t        \n", 10) +
+			"# " + strings.Repeat("foo bar ", 10) + "\n" +
+			strings.Repeat("longlit_", 10) + "\n",
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19658.go b/gcc/testsuite/go.test/test/fixedbugs/issue19658.go
new file mode 100644
index 00000000000..b2539629df0
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19658.go
@@ -0,0 +1,99 @@
+// +build !nacl,!js
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// ensure that panic(x) where x is a numeric type displays a readable number
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"os"
+	"os/exec"
+	"path/filepath"
+)
+
+const fn = `
+package main
+
+import  "errors"
+type S struct {
+
+}
+func (s S) String() string {
+	return "s-stringer"
+}
+func main() {
+ 	_ = errors.New
+  panic(%s(%s))
+}
+`
+
+func main() {
+	tempDir, err := ioutil.TempDir("", "")
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer os.RemoveAll(tempDir)
+	tmpFile := filepath.Join(tempDir, "tmp.go")
+
+	for _, tc := range []struct {
+		Type   string
+		Input  string
+		Expect string
+	}{{"", "nil", "panic: nil"},
+		{"errors.New", `"test"`, "panic: test"},
+		{"S", "S{}", "panic: s-stringer"},
+		{"byte", "8", "panic: 8"},
+		{"rune", "8", "panic: 8"},
+		{"int", "8", "panic: 8"},
+		{"int8", "8", "panic: 8"},
+		{"int16", "8", "panic: 8"},
+		{"int32", "8", "panic: 8"},
+		{"int64", "8", "panic: 8"},
+		{"uint", "8", "panic: 8"},
+		{"uint8", "8", "panic: 8"},
+		{"uint16", "8", "panic: 8"},
+		{"uint32", "8", "panic: 8"},
+		{"uint64", "8", "panic: 8"},
+		{"uintptr", "8", "panic: 8"},
+		{"bool", "true", "panic: true"},
+		{"complex64", "8 + 16i", "panic: (+8.000000e+000+1.600000e+001i)"},
+		{"complex128", "8+16i", "panic: (+8.000000e+000+1.600000e+001i)"},
+		{"string", `"test"`, "panic: test"}} {
+
+		b := bytes.Buffer{}
+		fmt.Fprintf(&b, fn, tc.Type, tc.Input)
+
+		err = ioutil.WriteFile(tmpFile, b.Bytes(), 0644)
+		if err != nil {
+			log.Fatal(err)
+		}
+
+		cmd := exec.Command("go", "run", tmpFile)
+		var buf bytes.Buffer
+		cmd.Stdout = &buf
+		cmd.Stderr = &buf
+		cmd.Env = os.Environ()
+		cmd.Run() // ignore err as we expect a panic
+
+		out := buf.Bytes()
+		panicIdx := bytes.Index(out, []byte("panic: "))
+		if panicIdx == -1 {
+			log.Fatalf("expected a panic in output for %s, got: %s", tc.Type, out)
+		}
+		eolIdx := bytes.IndexByte(out[panicIdx:], '\n') + panicIdx
+		if panicIdx == -1 {
+			log.Fatalf("expected a newline in output for %s after the panic, got: %s", tc.Type, out)
+		}
+		out = out[0:eolIdx]
+		if string(out) != tc.Expect {
+			log.Fatalf("expected '%s' for panic(%s(%s)), got %s", tc.Expect, tc.Type, tc.Input, out)
+		}
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19667.go b/gcc/testsuite/go.test/test/fixedbugs/issue19667.go
new file mode 100644
index 00000000000..e33e3504875
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19667.go
@@ -0,0 +1,13 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Make sure we don't crash when reporting this error.
+
+package p
+
+func f() {
+	if err := http.ListenAndServe( // GCCGO_ERROR "undefined name"
+} // ERROR "unexpected }, expecting expression|expected operand|missing .*\)|expected .*;|expected .*{"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19671.go b/gcc/testsuite/go.test/test/fixedbugs/issue19671.go
new file mode 100644
index 00000000000..475c3e0afc6
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19671.go
@@ -0,0 +1,16 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Used to crash when compiling assignments involving [0]T,
+// where T is not SSA-able.
+
+package a
+
+func f() {
+	var i int
+	arr := [0][2]int{}
+	arr[i][0] = 0
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19678.go b/gcc/testsuite/go.test/test/fixedbugs/issue19678.go
new file mode 100644
index 00000000000..81ef331ee65
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19678.go
@@ -0,0 +1,21 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Used to crash when compiling functions containing
+// forward refs in dead code.
+
+package p
+
+var f func(int)
+
+func g() {
+l1:
+	i := 0
+	goto l1
+l2:
+	f(i)
+	goto l2
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19679.go b/gcc/testsuite/go.test/test/fixedbugs/issue19679.go
new file mode 100644
index 00000000000..636b27ffef8
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19679.go
@@ -0,0 +1,38 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Used to crash when a type switch was present in dead code
+// in an inlineable function.
+
+package p
+
+func Then() {
+	var i interface{}
+	if false {
+		switch i.(type) {
+		}
+	}
+}
+
+func Else() {
+	var i interface{}
+	if true {
+		_ = i
+	} else {
+		switch i.(type) {
+		}
+	}
+}
+
+func Switch() {
+	var i interface{}
+	switch 5 {
+	case 3:
+		switch i.(type) {
+		}
+	case 5:
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19696.go b/gcc/testsuite/go.test/test/fixedbugs/issue19696.go
new file mode 100644
index 00000000000..4cb2789091c
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19696.go
@@ -0,0 +1,20 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Used to crash when compiling assignments involving [0]T,
+// where T is not SSA-able.
+
+package p
+
+type s struct {
+	a, b, c, d, e int
+}
+
+func f() {
+	var i int
+	arr := [0]s{}
+	arr[i].a++
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19699b.go b/gcc/testsuite/go.test/test/fixedbugs/issue19699b.go
new file mode 100644
index 00000000000..4afc0ca8330
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19699b.go
@@ -0,0 +1,14 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+func f() bool {
+	if false {
+	} else {
+		return true
+	}
+} // ERROR "missing return at end of function"
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19705.go b/gcc/testsuite/go.test/test/fixedbugs/issue19705.go
new file mode 100644
index 00000000000..6157945bbbc
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19705.go
@@ -0,0 +1,17 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+func f1() {
+	f2()
+}
+
+func f2() {
+	if false {
+		_ = func() {}
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19710.go b/gcc/testsuite/go.test/test/fixedbugs/issue19710.go
new file mode 100644
index 00000000000..c42ea7c2ced
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19710.go
@@ -0,0 +1,25 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 19710: mishandled defer delete(...)
+
+package main
+
+func main() {
+	if n := len(f()); n != 0 {
+		println("got", n, "want 0")
+		panic("bad defer delete")
+	}
+}
+
+func f() map[int]bool {
+	m := map[int]bool{}
+	for i := 0; i < 3; i++ {
+		m[i] = true
+		defer delete(m, i)
+	}
+	return m
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19743.go b/gcc/testsuite/go.test/test/fixedbugs/issue19743.go
new file mode 100644
index 00000000000..5089cc61d82
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19743.go
@@ -0,0 +1,31 @@
+// errorcheck -0 -m -l
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package foo
+
+// Escape analysis needs to treat the uintptr-typed reflect.*Header fields as pointers.
+
+import (
+	"reflect"
+	"unsafe"
+)
+
+type immutableBytes []byte
+
+// Bug was failure to leak param b.
+func toString(b immutableBytes) string { // ERROR "leaking param: b$"
+	var s string
+	if len(b) == 0 {
+		return s
+	}
+
+	strHeader := (*reflect.StringHeader)(unsafe.Pointer(&s))
+	strHeader.Data = (*reflect.SliceHeader)(unsafe.Pointer(&b)).Data
+
+	l := len(b)
+	strHeader.Len = l
+	return s
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19764.dir/a.go b/gcc/testsuite/go.test/test/fixedbugs/issue19764.dir/a.go
new file mode 100644
index 00000000000..64538e5bdf0
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19764.dir/a.go
@@ -0,0 +1,15 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package a
+
+type T struct{ _ int }
+func (t T) M() {}
+
+type I interface { M() }
+
+func F() {
+	var t I = &T{}
+	t.M() // call to the wrapper (*T).M
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19764.dir/b.go b/gcc/testsuite/go.test/test/fixedbugs/issue19764.dir/b.go
new file mode 100644
index 00000000000..d39f125f37c
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19764.dir/b.go
@@ -0,0 +1,13 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "./a"
+
+func main() {
+	var x a.I = &a.T{}
+	x.M() // call to the wrapper (*T).M
+	a.F() // make sure a.F is not dead, which also calls (*T).M inside package a
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19764.go b/gcc/testsuite/go.test/test/fixedbugs/issue19764.go
new file mode 100644
index 00000000000..26fb00be2d0
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19764.go
@@ -0,0 +1,10 @@
+// rundir
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 19764: test that the linker's trampoline insertion
+// pass is happy with direct calls to interface wrappers that
+// may be defined in multiple packages.
+package ignore
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19783.go b/gcc/testsuite/go.test/test/fixedbugs/issue19783.go
new file mode 100644
index 00000000000..8d6494eaa47
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19783.go
@@ -0,0 +1,18 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+func Spin() {
+l1:
+	for true {
+		goto l1
+	l2:
+		if true {
+			goto l2
+		}
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19799.go b/gcc/testsuite/go.test/test/fixedbugs/issue19799.go
new file mode 100644
index 00000000000..cb675d7b0d1
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19799.go
@@ -0,0 +1,71 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"os"
+	"runtime"
+)
+
+func foo(x int) int {
+	return x + 1
+}
+
+func test() {
+	defer func() {
+		if r := recover(); r != nil {
+			pcs := make([]uintptr, 10)
+			n := runtime.Callers(0, pcs)
+			pcs = pcs[:n]
+			frames := runtime.CallersFrames(pcs)
+			for {
+				f, more := frames.Next()
+				if f.Function == "main.foo" {
+					println("did not expect to see call to foo in stack trace")
+					os.Exit(1)
+				}
+				if !more {
+					break
+				}
+			}
+		}
+	}()
+	var v []int
+	foo(v[0])
+}
+
+func bar(x ...int) int {
+	return x[0] + 1
+}
+
+func testVariadic() {
+	defer func() {
+		if r := recover(); r != nil {
+			pcs := make([]uintptr, 10)
+			n := runtime.Callers(0, pcs)
+			pcs = pcs[:n]
+			frames := runtime.CallersFrames(pcs)
+			for {
+				f, more := frames.Next()
+				if f.Function == "main.bar" {
+					println("did not expect to see call to bar in stack trace")
+					os.Exit(1)
+				}
+				if !more {
+					break
+				}
+			}
+		}
+	}()
+	var v []int
+	bar(v[0])
+}
+
+func main() {
+	test()
+	testVariadic()
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19880.go b/gcc/testsuite/go.test/test/fixedbugs/issue19880.go
new file mode 100644
index 00000000000..3d83cf3a12c
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19880.go
@@ -0,0 +1,20 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+type T struct {
+	f [1]int
+}
+
+func a() {
+	_ = T // ERROR "type T is not an expression|invalid use of type"
+}
+
+func b() {
+	var v [len(T{}.f)]int // ok
+	_ = v
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19911.go b/gcc/testsuite/go.test/test/fixedbugs/issue19911.go
new file mode 100644
index 00000000000..af7f59814e1
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19911.go
@@ -0,0 +1,34 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"fmt"
+	"strings"
+)
+
+type ET struct{}
+
+func (*ET) Error() string { return "err" }
+
+func main() {
+	check("false", fmt.Sprintf("(*ET)(nil) == error(nil): %v", (*ET)(nil) == error(nil)))
+	check("true", fmt.Sprintf("(*ET)(nil) != error(nil): %v", (*ET)(nil) != error(nil)))
+
+	nilET := (*ET)(nil)
+	nilError := error(nil)
+
+	check("false", fmt.Sprintf("nilET == nilError: %v", nilET == nilError))
+	check("true", fmt.Sprintf("nilET != nilError: %v", nilET != nilError))
+}
+
+func check(want, gotfull string) {
+	got := gotfull[strings.Index(gotfull, ": ")+len(": "):]
+	if got != want {
+		panic("want " + want + " got " + got + " from " + gotfull)
+	}
+}
diff --git a/gcc/testsuite/go.test/test/fixedbugs/issue19977.go b/gcc/testsuite/go.test/test/fixedbugs/issue19977.go
new file mode 100644
index 00000000000..6e4a9cc422c
--- /dev/null
+++ b/gcc/testsuite/go.test/test/fixedbugs/issue19977.go
@@ -0,0 +1,16 @@
+// errorcheck
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 19977: multiple error messages when type switching on an undefined
+
+package foo
+
+func Foo() {
+	switch x := a.(type) { // ERROR "undefined: a|reference to undefined name .*a"
+	default:
+		_ = x
+	}
+}
-- 
2.30.2