re PR tree-optimization/81573 (wrong code at -O3 on x86_64-linux-gnu)

2017-07-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81573
	* gcc.dg/torture/pr81573.c: Explicitely use signed char.

From-SVN: r250650

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 40f9501afb8cc63329130a534a67319b6f773900..0fa0da85deba0281c17bae1d2f4b2b8827425189 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2017-07-28  Richard Biener  <rguenther@suse.de>
+
+       PR tree-optimization/81573
+       * gcc.dg/torture/pr81573.c: Explicitely use signed char.
+
 2017-07-27  Peter Bergner  <bergner@vnet.ibm.com>
 
        * g++.dg/pr69667.C: Remove option -mlra.

diff --git a/gcc/testsuite/gcc.dg/torture/pr81573.c b/gcc/testsuite/gcc.dg/torture/pr81573.c
index 3f0904aa5ea90b3d8bc1fab77a01568d6ca95aae..3930c56386b0d8a5568df7f6e66655ec12040ac6 100644 (file)
--- a/gcc/testsuite/gcc.dg/torture/pr81573.c
+++ b/gcc/testsuite/gcc.dg/torture/pr81573.c
@@ -1,7 +1,7 @@
 /* { dg-do run } */
 
 int a = 1, *c = &a, d;
-char b;
+signed char b;
 
 int main ()
 {