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authorBen Cheng <bccheng@google.com>2013-03-28 11:14:20 -0700
committerBen Cheng <bccheng@google.com>2013-03-28 12:40:33 -0700
commitaf0c51ac87ab2a87caa03fa108f0d164987a2764 (patch)
tree4b8b470f7c5b69642fdab8d0aa1fbc148d02196b /gcc-4.8/gcc/testsuite/gcc.dg/pr36508.c
parentd87cae247d39ebf4f5a6bf25c932a14d2fdb9384 (diff)
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[GCC 4.8] Initial check-in of GCC 4.8.0
Change-Id: I0719d8a6d0f69b367a6ab6f10eb75622dbf12771
Diffstat (limited to 'gcc-4.8/gcc/testsuite/gcc.dg/pr36508.c')
-rw-r--r--gcc-4.8/gcc/testsuite/gcc.dg/pr36508.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/testsuite/gcc.dg/pr36508.c b/gcc-4.8/gcc/testsuite/gcc.dg/pr36508.c
new file mode 100644
index 000000000..304899236
--- /dev/null
+++ b/gcc-4.8/gcc/testsuite/gcc.dg/pr36508.c
@@ -0,0 +1,29 @@
+/* PR tree-optimization/36508 */
+/* { dg-do compile } */
+/* { dg-options "-O -ftree-pre" } */
+
+void
+foo (short *sp)
+{
+ int k;
+ k = 1;
+#define SP0 *sp++ = 1;
+ while (1)
+ {
+ if (k > 6)
+ break;
+ SP0
+ k++;
+ }
+ k = 1;
+ while (1)
+ {
+ if (k > 6)
+ break;
+ SP0
+ k++;
+ }
+#define SP1 SP0 SP0 SP0 SP0 SP0 SP0 SP0 SP0 SP0 SP0 SP0
+#define SP2 SP1 SP1 SP1 SP1 SP1 SP1 SP1 SP1 SP1 SP1 SP1
+ SP2
+}