1 files changed, 45 insertions, 0 deletions
diff --git a/openmp/runtime/test/lock/omp_test_lock.c b/openmp/runtime/test/lock/omp_test_lock.c
new file mode 100644
index 00000000000..dcaae0fca6a
--- /dev/null
+++ b/openmp/runtime/test/lock/omp_test_lock.c
@@ -0,0 +1,45 @@
+// RUN: %libomp-compile-and-run
+#include <stdio.h>
+#include "omp_testsuite.h"
+
+omp_lock_t lck;
+
+int test_omp_test_lock()
+{
+  int nr_threads_in_single = 0;
+  int result = 0;
+  int nr_iterations = 0;
+  int i;
+
+  omp_init_lock (&lck);
+  #pragma omp parallel shared(lck)  
+  {
+    #pragma omp for
+    for (i = 0; i < LOOPCOUNT; i++) {
+      while (!omp_test_lock (&lck))
+      {};
+      #pragma omp flush
+      nr_threads_in_single++;
+      #pragma omp flush       
+      nr_iterations++;
+      nr_threads_in_single--;
+      result = result + nr_threads_in_single;
+      omp_unset_lock (&lck);
+    }
+  }
+  omp_destroy_lock(&lck);
+  return ((result == 0) && (nr_iterations == LOOPCOUNT));
+}
+
+int main()
+{
+  int i;
+  int num_failed=0;
+
+  for(i = 0; i < REPETITIONS; i++) {
+    if(!test_omp_test_lock()) {
+      num_failed++;
+    }
+  }
+  return num_failed;
+}