OpenMP: basic support for #pragma omp parallel

llvm-svn: 186647
diff --git a/clang/test/OpenMP/threadprivate_ast_print.cpp b/clang/test/OpenMP/threadprivate_ast_print.cpp
index deb829e..ddf4882 100644
--- a/clang/test/OpenMP/threadprivate_ast_print.cpp
+++ b/clang/test/OpenMP/threadprivate_ast_print.cpp
@@ -1,6 +1,11 @@
 // RUN: %clang_cc1 -verify -fopenmp -ast-print %s | FileCheck %s
+// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -emit-pch -o %t
+// RUN: %clang_cc1 -fopenmp -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print
 // expected-no-diagnostics
 
+#ifndef HEADER
+#define HEADER
+
 struct St{
  int a;
 };
@@ -41,3 +46,5 @@
   a=2;
   return (foo<int>());
 }
+
+#endif