Imported gcc-4.4.3

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

diff --git a/libgomp/testsuite/libgomp.c/lock-1.c b/libgomp/testsuite/libgomp.c/lock-1.c
new file mode 100644 (file)
index 0000000..e09645d
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c/lock-1.c
@@ -0,0 +1,31 @@
+#include <omp.h>
+#include <stdlib.h>
+
+int
+main (void)
+{
+  int l = 0;
+  omp_nest_lock_t lock;
+  omp_init_nest_lock (&lock);
+  if (omp_test_nest_lock (&lock) != 1)
+    abort ();
+  if (omp_test_nest_lock (&lock) != 2)
+    abort ();
+#pragma omp parallel if (0) reduction (+:l)
+  {
+    /* In OpenMP 2.5 this was supposed to return 3,
+       but in OpenMP 3.0 the parallel region has a different
+       task and omp_*_lock_t are owned by tasks, not by threads.  */
+    if (omp_test_nest_lock (&lock) != 0)
+      l++;
+  }
+  if (l)
+    abort ();
+  if (omp_test_nest_lock (&lock) != 3)
+    abort ();
+  omp_unset_nest_lock (&lock);
+  omp_unset_nest_lock (&lock);
+  omp_unset_nest_lock (&lock);
+  omp_destroy_nest_lock (&lock);
+  return 0;
+}