Avoid tail call in c-c++-common/asan/strlen-overflow-1.c

	PR testsuite/63830
	* c-c++-common/asan/strlen-overflow-1.c (main): Avoid tail call.

From-SVN: r217417

gcc/testsuite/ChangeLog

+2014-11-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR testsuite/63830
+	* c-c++-common/asan/strlen-overflow-1.c (main): Avoid tail call.
+
 2014-11-12  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c/59708

gcc/testsuite/c-c++-common/asan/strlen-overflow-1.c

@@ -16,7 +16,7 @@ int main () {
   char *p = &a[0];
   asm ("" : "+r"(p));
   __asan_poison_memory_region ((char *)&a[1], 1);
-  return __builtin_strlen (a);
+  return __builtin_strlen (a) + 1;
 }
 
 /* { dg-output "READ of size 2 at 0x\[0-9a-f\]+ thread T0.*(\n|\r\n|\r)" } */