1 files changed, 61 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.c/pr42942.c b/libgomp/testsuite/libgomp.c/pr42942.c
new file mode 100644
index 000000000..5d5785245
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c/pr42942.c
@@ -0,0 +1,61 @@
+/* PR libgomp/42942 */
+/* { dg-do run } */
+
+#include <omp.h>
+#include <stdlib.h>
+
+int
+main (void)
+{
+  int e = 0;
+  omp_set_dynamic (0);
+  omp_set_nested (1);
+  omp_set_max_active_levels (1);
+  if (omp_get_max_active_levels () != 1)
+    abort ();
+#pragma omp parallel num_threads(2) reduction(|:e)
+  if (!omp_in_parallel ()
+      || omp_get_num_threads () != 2)
+    e = 1;
+  else
+#pragma omp parallel num_threads(2) reduction(|:e)
+    if (!omp_in_parallel ()
+	|| omp_get_num_threads () != 1)
+      e = 1;
+  if (e)
+    abort ();
+  omp_set_max_active_levels (0);
+  if (omp_get_max_active_levels () != 0)
+    abort ();
+#pragma omp parallel num_threads(2) reduction(|:e)
+  if (omp_in_parallel ()
+      || omp_get_num_threads () != 1)
+    e = 1;
+  else
+#pragma omp parallel num_threads(2) reduction(|:e)
+    if (omp_in_parallel ()
+	|| omp_get_num_threads () != 1)
+      e = 1;
+  if (e)
+    abort ();
+  omp_set_max_active_levels (2);
+  if (omp_get_max_active_levels () != 2)
+    abort ();
+#pragma omp parallel num_threads(2) reduction(|:e)
+  if (!omp_in_parallel ()
+      || omp_get_num_threads () != 2)
+    e = 1;
+  else
+#pragma omp parallel num_threads(2) reduction(|:e)
+    if (!omp_in_parallel ()
+	|| omp_get_num_threads () != 2)
+      e = 1;
+    else
+#pragma omp parallel num_threads(2) reduction(|:e)
+      if (!omp_in_parallel ()
+	  || omp_get_num_threads () != 1)
+	e = 1;
+  if (e)
+    abort ();
+  return 0;
+}