Imported gcc-4.4.3

[msp430-gcc.git] / libgomp / testsuite / libgomp.c / parallel-1.c

diff --git a/libgomp/testsuite/libgomp.c/parallel-1.c b/libgomp/testsuite/libgomp.c/parallel-1.c
new file mode 100644 (file)
index 0000000..031f5bf
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c/parallel-1.c
@@ -0,0 +1,48 @@
+/* Trivial test of thread startup.  */
+
+#include <omp.h>
+#include <string.h>
+#include <assert.h>
+#include "libgomp_g.h"
+
+
+static int nthr;
+static int saw[4];
+
+static void function(void *dummy)
+{
+  int iam = omp_get_thread_num ();
+
+  if (iam == 0)
+    nthr = omp_get_num_threads ();
+
+  saw[iam] = 1;
+}
+
+int main()
+{
+  omp_set_dynamic (0);
+
+  GOMP_parallel_start (function, NULL, 2);
+  function (NULL);
+  GOMP_parallel_end ();
+
+  assert (nthr == 2);
+  assert (saw[0] != 0);
+  assert (saw[1] != 0);
+  assert (saw[2] == 0);
+
+  memset (saw, 0, sizeof (saw));
+  
+  GOMP_parallel_start (function, NULL, 3);
+  function (NULL);
+  GOMP_parallel_end ();
+
+  assert (nthr == 3);
+  assert (saw[0] != 0);
+  assert (saw[1] != 0);
+  assert (saw[2] != 0);
+  assert (saw[3] == 0);
+
+  return 0;
+}