Add gcc.dg/parloops-exit-first-loop-alt-4.c

2015-06-13  Tom de Vries  <tom@codesourcery.com>

	* gcc.dg/parloops-exit-first-loop-alt-4.c: New test.

	* testsuite/libgomp.c/parloops-exit-first-loop-alt-4.c: New test.

git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@224453 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 33 insertions, 0 deletions

diff --git a/libgomp/testsuite/libgomp.c/parloops-exit-first-loop-alt-4.c b/libgomp/testsuite/libgomp.c/parloops-exit-first-loop-alt-4.c
new file mode 100644
index 00000000000..1beae3eb11c
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c/parloops-exit-first-loop-alt-4.c
@@ -0,0 +1,33 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -ftree-parallelize-loops=2" } */
+
+/* Constant bound, reduction.  */
+
+#define N 4000
+
+unsigned int *a;
+
+unsigned int
+f (void)
+{
+  int i;
+  unsigned int sum = 1;
+
+  for (i = 0; i < N; ++i)
+    sum += a[i];
+
+  return sum;
+}
+
+int
+main (void)
+{
+  unsigned int res;
+  unsigned int array[N];
+  int i;
+  for (i = 0; i < N; ++i)
+    array[i] = i % 7;
+  a = &array[0];
+  res = f ();
+  return !(res == 11995);
+}