aboutsummaryrefslogtreecommitdiff
path: root/libgomp/testsuite/libgomp.oacc-c-c++-common/kernels-loop-collapse.c
diff options
context:
space:
mode:
Diffstat (limited to 'libgomp/testsuite/libgomp.oacc-c-c++-common/kernels-loop-collapse.c')
-rw-r--r--libgomp/testsuite/libgomp.oacc-c-c++-common/kernels-loop-collapse.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.oacc-c-c++-common/kernels-loop-collapse.c b/libgomp/testsuite/libgomp.oacc-c-c++-common/kernels-loop-collapse.c
new file mode 100644
index 00000000000..f7f04cb9ed5
--- /dev/null
+++ b/libgomp/testsuite/libgomp.oacc-c-c++-common/kernels-loop-collapse.c
@@ -0,0 +1,40 @@
+/* { dg-do run } */
+/* { dg-additional-options "-ftree-parallelize-loops=32" } */
+
+#include <stdlib.h>
+
+#define N 100
+
+int a[N][N];
+
+void __attribute__((noinline, noclone))
+foo (int m, int n)
+{
+ int i, j;
+ #pragma acc kernels
+ {
+#pragma acc loop collapse(2)
+ for (i = 0; i < m; i++)
+ for (j = 0; j < n; j++)
+ a[i][j] = 1;
+ }
+}
+
+int
+main (void)
+{
+ int i, j;
+
+ for (i = 0; i < N; i++)
+ for (j = 0; j < N; j++)
+ a[i][j] = 0;
+
+ foo (N, N);
+
+ for (i = 0; i < N; i++)
+ for (j = 0; j < N; j++)
+ if (a[i][j] != 1)
+ abort ();
+
+ return 0;
+}