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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/loop-7.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/loop-7.c b/gcc-4.9/gcc/testsuite/gcc.dg/loop-7.c
new file mode 100644
index 000000000..0457add9c
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/loop-7.c
@@ -0,0 +1,16 @@
+/* PR rtl-optimization/31360 */
+
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-options "-O1 -fdump-rtl-loop2_invariant" } */
+
+void f(int *a)
+{
+ int i;
+ for (i = 0;i<100;i++)
+ a[i] = 0;
+}
+
+/* Load of 0 is moved out of the loop. */
+/* { dg-final { scan-rtl-dump-times "Decided" 1 "loop2_invariant" } } */
+/* { dg-final { cleanup-rtl-dump "loop2_invariant" } } */
+