From 906c376300b029f2b5e23dcca65f49dfc47c3908 Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Fri, 15 Feb 2019 08:51:38 +0100
Subject: [PATCH] opts-1.c: New test.

	* c-c++-common/ubsan/opts-1.c: New test.
	* c-c++-common/ubsan/opts-2.c: New test.
	* c-c++-common/ubsan/opts-3.c: New test.
	* c-c++-common/ubsan/opts-4.c: New test.

From-SVN: r268929
---
 gcc/testsuite/ChangeLog                   |  7 ++++++
 gcc/testsuite/c-c++-common/ubsan/opts-1.c | 23 +++++++++++++++++++
 gcc/testsuite/c-c++-common/ubsan/opts-2.c | 23 +++++++++++++++++++
 gcc/testsuite/c-c++-common/ubsan/opts-3.c | 23 +++++++++++++++++++
 gcc/testsuite/c-c++-common/ubsan/opts-4.c | 27 +++++++++++++++++++++++
 5 files changed, 103 insertions(+)
 create mode 100644 gcc/testsuite/c-c++-common/ubsan/opts-1.c
 create mode 100644 gcc/testsuite/c-c++-common/ubsan/opts-2.c
 create mode 100644 gcc/testsuite/c-c++-common/ubsan/opts-3.c
 create mode 100644 gcc/testsuite/c-c++-common/ubsan/opts-4.c

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 6b5b422f668..1223b68adf5 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,10 @@
+2019-02-15  Jakub Jelinek  <jakub@redhat.com>
+
+	* c-c++-common/ubsan/opts-1.c: New test.
+	* c-c++-common/ubsan/opts-2.c: New test.
+	* c-c++-common/ubsan/opts-3.c: New test.
+	* c-c++-common/ubsan/opts-4.c: New test.
+
 2019-02-15  Richard Biener  <rguenther@suse.de>
 	    Jakub Jelinek  <jakub@redhat.com>
 
diff --git a/gcc/testsuite/c-c++-common/ubsan/opts-1.c b/gcc/testsuite/c-c++-common/ubsan/opts-1.c
new file mode 100644
index 00000000000..0483b09cc41
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/ubsan/opts-1.c
@@ -0,0 +1,23 @@
+/* { dg-do compile } */
+/* { dg-options "-fsanitize=undefined -fsanitize=shift -fsanitize=float-divide-by-zero -fdump-tree-optimized" } */
+/* { dg-skip-if "" { *-*-* } { "-flto -fno-fat-lto-objects" } } */
+/* { dg-final { scan-tree-dump-times "__ubsan_handle_divrem_overflow" 2 "optimized" } } */
+/* { dg-final { scan-tree-dump-times "__ubsan_handle_shift_out_of_bounds" 1 "optimized" } } */
+
+int
+foo (int x, int y)
+{
+  return x / y;
+}
+
+int
+bar (int x, int y)
+{
+  return x << y;
+}
+
+float
+baz (float x, float y)
+{
+  return x / y;
+}
diff --git a/gcc/testsuite/c-c++-common/ubsan/opts-2.c b/gcc/testsuite/c-c++-common/ubsan/opts-2.c
new file mode 100644
index 00000000000..89f5e4cf68e
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/ubsan/opts-2.c
@@ -0,0 +1,23 @@
+/* { dg-do compile } */
+/* { dg-options "-fsanitize=undefined -fno-sanitize=shift -fsanitize=float-divide-by-zero -fdump-tree-optimized" } */
+/* { dg-skip-if "" { *-*-* } { "-flto -fno-fat-lto-objects" } } */
+/* { dg-final { scan-tree-dump-times "__ubsan_handle_divrem_overflow" 2 "optimized" } } */
+/* { dg-final { scan-tree-dump-not "__ubsan_handle_shift_out_of_bounds" "optimized" } } */
+
+int
+foo (int x, int y)
+{
+  return x / y;
+}
+
+int
+bar (int x, int y)
+{
+  return x << y;
+}
+
+float
+baz (float x, float y)
+{
+  return x / y;
+}
diff --git a/gcc/testsuite/c-c++-common/ubsan/opts-3.c b/gcc/testsuite/c-c++-common/ubsan/opts-3.c
new file mode 100644
index 00000000000..7ec51478c5a
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/ubsan/opts-3.c
@@ -0,0 +1,23 @@
+/* { dg-do compile } */
+/* { dg-options "-fsanitize=undefined -fno-sanitize=shift -fno-sanitize=float-divide-by-zero -fdump-tree-optimized" } */
+/* { dg-skip-if "" { *-*-* } { "-flto -fno-fat-lto-objects" } } */
+/* { dg-final { scan-tree-dump-times "__ubsan_handle_divrem_overflow" 1 "optimized" } } */
+/* { dg-final { scan-tree-dump-not "__ubsan_handle_shift_out_of_bounds" "optimized" } } */
+
+int
+foo (int x, int y)
+{
+  return x / y;
+}
+
+int
+bar (int x, int y)
+{
+  return x << y;
+}
+
+float
+baz (float x, float y)
+{
+  return x / y;
+}
diff --git a/gcc/testsuite/c-c++-common/ubsan/opts-4.c b/gcc/testsuite/c-c++-common/ubsan/opts-4.c
new file mode 100644
index 00000000000..dfe3e6b7a70
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/ubsan/opts-4.c
@@ -0,0 +1,27 @@
+/* { dg-do compile } */
+/* { dg-options "-fsanitize=undefined -fno-sanitize-recover=integer-divide-by-zero -fno-sanitize-recover=shift -fdump-tree-optimized" } */
+/* { dg-skip-if "" { *-*-* } { "-flto -fno-fat-lto-objects" } } */
+/* { dg-final { scan-tree-dump-times "__ubsan_handle_divrem_overflow_abort" 1 "optimized" } } */
+/* { dg-final { scan-tree-dump-times "__ubsan_handle_shift_out_of_bounds_abort" 1 "optimized" } } */
+/* { dg-final { scan-tree-dump-times "__ubsan_handle_type_mismatch_v1" 1 "optimized" } } */
+/* { dg-final { scan-tree-dump-not "__ubsan_handle_type_mismatch_v1_abort" "optimized" } } */
+
+int
+foo (int x, int y)
+{
+  return x / y;
+}
+
+int
+bar (int x, int y)
+{
+  return x << y;
+}
+
+enum E { E0, E1, E2, E3 };
+
+enum E
+baz (enum E *x)
+{
+  return *x;
+}
-- 
2.30.2