clang/test/OpenMP/critical_ast_print.cpp

   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
   5 // RUN: %clang_cc1 -verify -fopenmp-simd -ast-print %s | FileCheck %s
   6 // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -emit-pch -o %t %s
   7 // RUN: %clang_cc1 -fopenmp-simd -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s
   8 // expected-no-diagnostics
   9
  10 #ifndef HEADER
  11 #define HEADER
  12
  13 void foo() {}
  14
  15 // CHECK: template <typename T, int N> int tmain(T argc, char **argv)
  16 // CHECK: static int a;
  17 // CHECK-NEXT: #pragma omp critical{{$}}
  18 // CHECK-NEXT: a = argv[0][0];
  19 // CHECK-NEXT: ++a;
  20 // CHECK-NEXT: #pragma omp critical{{$}}
  21 // CHECK-NEXT: {
  22 // CHECK-NEXT: int b = 10;
  23 // CHECK-NEXT: T c = 100;
  24 // CHECK-NEXT: a = b + c;
  25 // CHECK-NEXT: }
  26 // CHECK-NEXT: #pragma omp critical (the_name) hint(N){{$}}
  27 // CHECK-NEXT: foo();
  28 // CHECK-NEXT: return N;
  29 // CHECK: template<> int tmain<int, 4>(int argc, char **argv)
  30 template <typename T, int N>
  31 int tmain(T argc, char **argv) {
  32   T b = argc, c, d, e, f, g;
  33   static int a;
  34 // CHECK: static int a;
  35 #pragma omp critical
  36   a = argv[0][0];
  37   ++a;
  38   // CHECK-NEXT: #pragma omp critical
  39   // CHECK-NEXT: a = argv[0][0];
  40   // CHECK-NEXT: ++a;
  41   // CHECK-NEXT: #pragma omp critical{{$}}
  42   // CHECK-NEXT: {
  43   // CHECK-NEXT: int b = 10;
  44   // CHECK-NEXT: int c = 100;
  45   // CHECK-NEXT: a = b + c;
  46   // CHECK-NEXT: }
  47 #pragma omp critical
  48   {
  49     int b = 10;
  50     T c = 100;
  51     a = b + c;
  52   }
  53 #pragma omp critical(the_name) hint(N)
  54   foo();
  55   // CHECK-NEXT: #pragma omp critical (the_name) hint(4)
  56   // CHECK-NEXT: foo();
  57   // CHECK-NEXT: return 4;
  58   return N;
  59 }
  60
  61 int main (int argc, char **argv) {
  62   int b = argc, c, d, e, f, g;
  63   static int a;
  64 // CHECK: static int a;
  65 #pragma omp critical
  66   a=2;
  67 // CHECK-NEXT: #pragma omp critical
  68 // CHECK-NEXT: a = 2;
  69 // CHECK-NEXT: ++a;
  70   ++a;
  71 #pragma omp critical  (the_name1) hint(23)
  72   foo();
  73 // CHECK-NEXT: #pragma omp critical (the_name1) hint(23)
  74 // CHECK-NEXT: foo();
  75 // CHECK-NEXT: return tmain<int, 4>(a, argv);
  76   return tmain<int, 4>(a, argv);
  77 }
  78
  79 #endif