1 files changed, 198 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/gomp/nesting-1.c b/gcc/testsuite/gcc.dg/gomp/nesting-1.c
new file mode 100644
index 00000000000..6f27b907e6b
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/gomp/nesting-1.c
@@ -0,0 +1,198 @@
+/* { dg-do compile } */
+/* { dg-options "-fopenmp" } */
+
+void
+f1 (void)
+{
+  int i, j;
+  #pragma omp for
+  for (i = 0; i < 3; i++)
+    {
+      #pragma omp for		/* { dg-warning "may not be closely nested" } */
+      for (j = 0; j < 3; j++)
+	;
+      #pragma omp sections	/* { dg-warning "may not be closely nested" } */
+      {
+	;
+      #pragma omp section
+	;
+      }
+      #pragma omp single	/* { dg-warning "may not be closely nested" } */
+	;
+    #pragma omp master		/* { dg-warning "may not be closely nested" } */
+      ;
+      #pragma omp barrier	/* { dg-warning "may not be closely nested" } */
+    }
+  #pragma omp sections
+  {
+    #pragma omp for		/* { dg-warning "may not be closely nested" } */
+    for (j = 0; j < 3; j++)
+      ;
+    #pragma omp sections	/* { dg-warning "may not be closely nested" } */
+    {
+      ;
+    #pragma omp section
+      ;
+    }
+    #pragma omp single		/* { dg-warning "may not be closely nested" } */
+      ;
+    #pragma omp master		/* { dg-warning "may not be closely nested" } */
+      ;
+    #pragma omp section
+      ;
+  }
+  #pragma omp single
+  {
+    #pragma omp for		/* { dg-warning "may not be closely nested" } */
+    for (j = 0; j < 3; j++)
+      ;
+    #pragma omp sections	/* { dg-warning "may not be closely nested" } */
+    {
+      ;
+    #pragma omp section
+      ;
+    }
+    #pragma omp single		/* { dg-warning "may not be closely nested" } */
+      ;
+    #pragma omp master		/* { dg-warning "may not be closely nested" } */
+      ;
+    #pragma omp barrier		/* { dg-warning "may not be closely nested" } */
+  }
+  #pragma omp master
+  {
+    #pragma omp for		/* { dg-warning "may not be closely nested" } */
+    for (j = 0; j < 3; j++)
+      ;
+    #pragma omp sections	/* { dg-warning "may not be closely nested" } */
+    {
+      ;
+    #pragma omp section
+      ;
+    }
+    #pragma omp single		/* { dg-warning "may not be closely nested" } */
+      ;
+    #pragma omp master
+      ;
+    #pragma omp barrier		/* { dg-warning "may not be closely nested" } */
+  }
+  #pragma omp task
+  {
+    #pragma omp for		/* { dg-warning "may not be closely nested" } */
+    for (j = 0; j < 3; j++)
+      ;
+    #pragma omp sections	/* { dg-warning "may not be closely nested" } */
+    {
+      ;
+    #pragma omp section
+      ;
+    }
+    #pragma omp single		/* { dg-warning "may not be closely nested" } */
+      ;
+    #pragma omp master		/* { dg-warning "may not be closely nested" } */
+      ;
+    #pragma omp barrier		/* { dg-warning "may not be closely nested" } */
+  }
+  #pragma omp parallel
+  {
+    #pragma omp for
+    for (j = 0; j < 3; j++)
+      ;
+    #pragma omp sections
+    {
+      ;
+    #pragma omp section
+      ;
+    }
+    #pragma omp single
+      ;
+    #pragma omp master
+      ;
+    #pragma omp barrier
+  }
+}
+
+void
+f2 (void)
+{
+  int i, j;
+  #pragma omp ordered
+  {
+    #pragma omp for		/* { dg-warning "may not be closely nested" } */
+    for (j = 0; j < 3; j++)
+      ;
+    #pragma omp sections	/* { dg-warning "may not be closely nested" } */
+    {
+      ;
+    #pragma omp section
+      ;
+    }
+    #pragma omp single		/* { dg-warning "may not be closely nested" } */
+      ;
+    #pragma omp master
+      ;
+    #pragma omp barrier		/* { dg-warning "may not be closely nested" } */
+  }
+}
+
+void
+f3 (void)
+{
+  #pragma omp critical
+  {
+    #pragma omp ordered		/* { dg-warning "may not be closely nested" } */
+      ;
+  }
+}
+
+void
+f4 (void)
+{
+  #pragma omp task
+  {
+    #pragma omp ordered		/* { dg-warning "may not be closely nested" } */
+      ;
+  }
+}
+
+void
+f5 (void)
+{
+  int i;
+  #pragma omp for
+  for (i = 0; i < 10; i++)
+    {
+      #pragma omp ordered		/* { dg-warning "must be closely nested" } */
+	;
+    }
+  #pragma omp for ordered
+  for (i = 0; i < 10; i++)
+    {
+      #pragma omp ordered
+	;
+    }
+}
+
+void
+f6 (void)
+{
+  #pragma omp critical (foo)
+    #pragma omp critical (bar)
+      ;
+  #pragma omp critical
+    #pragma omp critical (baz)
+      ;
+}
+
+void
+f7 (void)
+{
+  #pragma omp critical (foo2)
+    #pragma omp critical
+      ;
+  #pragma omp critical (bar)
+    #pragma omp critical (bar)		/* { dg-warning "may not be nested" } */
+      ;
+  #pragma omp critical
+    #pragma omp critical		/* { dg-warning "may not be nested" } */
+      ;
+}