From: Kugan Vivekanandarajah <kuganv@linaro.org>
Date: Sat, 21 May 2016 07:09:16 +0000 (+0000)
Subject: re PR tree-optimization/71179 (ice fold_convert_loc, at fold-const.c:2360)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=88aea79f3cd5933088c99f0ebe3e34285c2b201d;p=gcc.git

re PR tree-optimization/71179 (ice fold_convert_loc, at fold-const.c:2360)

gcc/testsuite/ChangeLog:

2016-05-21  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/71179
	* gcc.dg/tree-ssa/pr71179.c: New test.

gcc/ChangeLog:

2016-05-21  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/71179
	* tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
	VECTOR type.

From-SVN: r236554
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 8585175482a..eee44b27972 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2016-05-21  Kugan Vivekanandarajah  <kuganv@linaro.org>
+
+	PR middle-end/71179
+	* tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
+	VECTOR type.
+
 2016-05-20  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 70354d4e4be..3fc92f10d66 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2016-05-21  Kugan Vivekanandarajah  <kuganv@linaro.org>
+
+	PR middle-end/71179
+	* gcc.dg/tree-ssa/pr71179.c: New test.
+
 2016-05-20  Martin Sebor  <msebor@redhat.com>
 
 	PR c/71115
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr71179.c b/gcc/testsuite/gcc.dg/tree-ssa/pr71179.c
new file mode 100644
index 00000000000..885c643b927
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr71179.c
@@ -0,0 +1,10 @@
+
+/* { dg-do compile } */
+/* { dg-options "-O3 -ffast-math" } */
+
+typedef float __m128 __attribute__ ((__vector_size__ (16), __may_alias__));
+
+__m128 foo (__m128 a)
+{
+  return a + a;
+}
diff --git a/gcc/tree-ssa-reassoc.c b/gcc/tree-ssa-reassoc.c
index 81b89777af1..3c718e9b204 100644
--- a/gcc/tree-ssa-reassoc.c
+++ b/gcc/tree-ssa-reassoc.c
@@ -1769,7 +1769,8 @@ transform_add_to_multiply (gimple *stmt, vec<operand_entry *> *ops)
   bool changed = false;
 
   if (!INTEGRAL_TYPE_P (TREE_TYPE ((*ops)[0]->op))
-      && !flag_unsafe_math_optimizations)
+      && (!SCALAR_FLOAT_TYPE_P (TREE_TYPE ((*ops)[0]->op))
+	  || !flag_unsafe_math_optimizations))
     return false;
 
   /* Look for repeated operands.  */