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-rw-r--r--libgomp/testsuite/libgomp.c/reduction-1.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.c/reduction-1.c b/libgomp/testsuite/libgomp.c/reduction-1.c
new file mode 100644
index 000000000..665163af0
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c/reduction-1.c
@@ -0,0 +1,36 @@
+#include <omp.h>
+#include <stdlib.h>
+
+int
+main (void)
+{
+ int i = 0, j = 0, k = ~0;
+ double d = 1.0;
+#pragma omp parallel num_threads(4) reduction(+:i) reduction(*:d) reduction(&:k)
+ {
+ if (i != 0 || d != 1.0 || k != ~0)
+#pragma omp atomic
+ j |= 1;
+
+ if (omp_get_num_threads () != 4)
+#pragma omp atomic
+ j |= 2;
+
+ i = omp_get_thread_num ();
+ d = i + 1;
+ k = ~(1 << (2 * i));
+ }
+
+ if (j & 1)
+ abort ();
+ if ((j & 2) == 0)
+ {
+ if (i != (0 + 1 + 2 + 3))
+ abort ();
+ if (d != (1.0 * 2.0 * 3.0 * 4.0))
+ abort ();
+ if (k != (~0 ^ 0x55))
+ abort ();
+ }
+ return 0;
+}