From: Richard Guenther <rguenther@suse.de>
Date: Wed, 16 Mar 2011 16:51:35 +0000 (+0000)
Subject: vla-1.c (main): Use result of f1 to avoid optimizing it away if promoted to const.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=51cdce9ab62efedcb0ea13ccce356b982be68d2a;p=gcc.git

vla-1.c (main): Use result of f1 to avoid optimizing it away if promoted to const.

2011-03-16  Richard Guenther  <rguenther@suse.de>

	* gcc.dg/guality/vla-1.c (main): Use result of f1 to avoid
	optimizing it away if promoted to const.

From-SVN: r171050
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index a9db0b7eb9d..c345d412ced 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2011-03-16  Richard Guenther  <rguenther@suse.de>
+
+	* gcc.dg/guality/vla-1.c (main): Use result of f1 to avoid
+	optimizing it away if promoted to const.
+
 2011-03-16  Richard Guenther  <rguenther@suse.de>
 
 	PR tree-optimization/48149
diff --git a/gcc/testsuite/gcc.dg/guality/vla-1.c b/gcc/testsuite/gcc.dg/guality/vla-1.c
index 2db1c29caa6..651465428ac 100644
--- a/gcc/testsuite/gcc.dg/guality/vla-1.c
+++ b/gcc/testsuite/gcc.dg/guality/vla-1.c
@@ -28,9 +28,10 @@ f2 (int i)
 int
 main ()
 {
+  volatile int j;
   int i = 5;
   asm volatile ("" : "=r" (i) : "0" (i));
-  f1 (i);
+  j = f1 (i);
   f2 (i);
   return 0;
 }