--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libgomp/testsuite/libgomp.c/reduction-4.c	Fri Jul 17 14:47:48 2009 +0900
@@ -0,0 +1,36 @@
+#include <omp.h>
+#include <stdlib.h>
+
+int
+main (void)
+{
+  int i = 0, j = 0, k = 0, l = 0;
+#pragma omp parallel num_threads(4) reduction(-:i) reduction(|:k) \
+		     reduction(^:l)
+  {
+    if (i != 0 || k != 0 || l != 0)
+#pragma omp atomic
+      j |= 1;
+  
+    if (omp_get_num_threads () != 4)
+#pragma omp atomic
+      j |= 2;
+
+    i = omp_get_thread_num ();
+    k = 1 << (2 * i);
+    l = 0xea << (3 * i);
+  }
+
+  if (j & 1)
+    abort ();
+  if ((j & 2) == 0)
+    {
+      if (i != (0 + 1 + 2 + 3))
+	abort ();
+      if (k != 0x55)
+	abort ();
+      if (l != 0x1e93a)
+	abort ();
+    }
+  return 0;
+}