barrier_ast_print.cpp revision 4967a710c84587c654b56c828382219c3937dacb 
1// RUN: %clang_cc1 -verify -fopenmp -ast-print %s | FileCheck %s
2// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -emit-pch -o %t %s
3// RUN: %clang_cc1 -fopenmp -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s
4// expected-no-diagnostics
5
6#ifndef HEADER
7#define HEADER
8
9void foo() {}
10
11template <class T>
12T tmain(T argc) {
13  static T a;
14#pragma omp barrier
15  switch (argc) {
16  case 0:
17#pragma omp barrier
18    break;
19  default:
20#pragma omp barrier
21#pragma omp barrier
22    break;
23  }
24  return a + argc;
25}
26// CHECK:      static int a;
27// CHECK-NEXT: #pragma omp barrier
28// CHECK:      static char a;
29// CHECK-NEXT: #pragma omp barrier
30// CHECK:      static T a;
31// CHECK-NEXT: #pragma omp barrier
32// CHECK-NEXT: switch (argc) {
33// CHECK-NEXT: case 0:
34// CHECK-NEXT: #pragma omp barrier
35// CHECK-NEXT: break;
36// CHECK-NEXT: default:
37// CHECK-NEXT: #pragma omp barrier
38// CHECK-NEXT: #pragma omp barrier
39// CHECK-NEXT: break;
40// CHECK-NEXT: }
41
42int main(int argc, char **argv) {
43  static int a;
44// CHECK: static int a;
45#pragma omp barrier
46  // CHECK-NEXT: #pragma omp barrier
47  switch (argc) {
48  case 0:
49#pragma omp barrier
50#pragma omp barrier
51    break;
52  default:
53#pragma omp barrier
54    break;
55  }
56// CHECK-NEXT: switch (argc) {
57// CHECK-NEXT: case 0:
58// CHECK-NEXT: #pragma omp barrier
59// CHECK-NEXT: #pragma omp barrier
60// CHECK-NEXT: break;
61// CHECK-NEXT: default:
62// CHECK-NEXT: #pragma omp barrier
63// CHECK-NEXT: break;
64// CHECK-NEXT: }
65  return tmain(argc) + tmain(argv[0][0]) + a;
66}
67
68#endif
69