clang/test/OpenMP/taskgroup_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 -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 -verify %s -ast-print | FileCheck %s
   8 // expected-no-diagnostics
   9
  10 #ifndef HEADER
  11 #define HEADER
  12
  13 void foo() {}
  14
  15 struct S1 {
  16   S1(): a(0) {}
  17   S1(int v) : a(v) {}
  18   int a;
  19   typedef int type;
  20   S1& operator +(const S1&);
  21   S1& operator *(const S1&);
  22   S1& operator &&(const S1&);
  23   S1& operator ^(const S1&);
  24 };
  25
  26 template <typename T>
  27 class S7 : public T {
  28 protected:
  29   T a;
  30   T b[100];
  31   S7() : a(0) {}
  32
  33 public:
  34   S7(typename T::type v) : a(v) {
  35 #pragma omp taskgroup task_reduction(+ : a) task_reduction(*: b[:])
  36     for (int k = 0; k < a.a; ++k)
  37       ++this->a.a;
  38   }
  39   S7 &operator=(S7 &s) {
  40 #pragma omp taskgroup task_reduction(&& : this->a) task_reduction(^: b[s.a.a])
  41     for (int k = 0; k < s.a.a; ++k)
  42       ++s.a.a;
  43     return *this;
  44   }
  45 };
  46
  47 // CHECK: #pragma omp taskgroup task_reduction(+: this->a) task_reduction(*: this->b[:])
  48 // CHECK: #pragma omp taskgroup task_reduction(&&: this->a) task_reduction(^: this->b[s.a.a])
  49 // CHECK: #pragma omp taskgroup task_reduction(+: this->a) task_reduction(*: this->b[:])
  50
  51 class S8 : public S7<S1> {
  52   S8() {}
  53
  54 public:
  55   S8(int v) : S7<S1>(v){
  56 #pragma omp taskgroup task_reduction(^ : S7 < S1 > ::a) task_reduction(+ : S7 < S1 > ::b[ : S7 < S1 > ::a.a])
  57     for (int k = 0; k < a.a; ++k)
  58       ++this->a.a;
  59   }
  60   S8 &operator=(S8 &s) {
  61 #pragma omp taskgroup task_reduction(* : this->a) task_reduction(&&:this->b[a.a:])
  62     for (int k = 0; k < s.a.a; ++k)
  63       ++s.a.a;
  64     return *this;
  65   }
  66 };
  67
  68 // CHECK: #pragma omp taskgroup task_reduction(^: this->S7<S1>::a) task_reduction(+: this->S7<S1>::b[:this->S7<S1>::a.a])
  69 // CHECK: #pragma omp taskgroup task_reduction(*: this->a) task_reduction(&&: this->b[this->a.a:])
  70
  71 int main (int argc, char **argv) {
  72   int b = argc, c, d, e, f, g;
  73   static int a;
  74 // CHECK: static int a;
  75 #pragma omp taskgroup
  76   a=2;
  77 // CHECK-NEXT: #pragma omp taskgroup{{$}}
  78 // CHECK-NEXT: a = 2;
  79 // CHECK-NEXT: ++a;
  80   ++a;
  81 #pragma omp taskgroup task_reduction(min: a)
  82   foo();
  83 // CHECK-NEXT: #pragma omp taskgroup task_reduction(min: a)
  84 // CHECK-NEXT: foo();
  85 // CHECK-NEXT: return 0;
  86   return 0;
  87 }
  88
  89 #endif