[PATCH] Fix PR61741 testcase

[Richard Biener]

Noticed by David, applied as obvious (stupid C language!).

Richard.

2014-07-10  Richard Biener  <rguent...@suse.de>

        PR c-family/61741
        * c-c++-common/torture/pr61741.c: Use signed char.

Index: gcc/testsuite/c-c++-common/torture/pr61741.c
===================================================================
--- gcc/testsuite/c-c++-common/torture/pr61741.c        (revision 212428)
+++ gcc/testsuite/c-c++-common/torture/pr61741.c        (working copy)
@@ -5,7 +5,7 @@ int a = 1, b;
 void
 foo (void)
 {
-  char c = 0;
+  signed char c = 0;
   for (; a; a--)
     for (; c >= 0; c++);
   if (!c)