clang/test/OpenMP/scan_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 template <class T>
  16 T tmain(T argc) {
  17   static T a;
  18 #pragma omp for reduction(inscan, +: a)
  19   for (int i = 0; i < 10; ++i) {
  20 #pragma omp scan inclusive(a)
  21   }
  22 #pragma omp parallel for reduction(inscan, +:a)
  23   for (int i = 0; i < 10; ++i) {
  24 #pragma omp scan inclusive(a)
  25   }
  26   return a + argc;
  27 }
  28 // CHECK:      static T a;
  29 // CHECK-NEXT: #pragma omp for reduction(inscan, +: a)
  30 // CHECK-NEXT: for (int i = 0; i < 10; ++i) {
  31 // CHECK-NEXT: #pragma omp scan inclusive(a){{$}}
  32
  33 // CHECK: #pragma omp parallel for reduction(inscan, +: a)
  34 // CHECK-NEXT: for (int i = 0; i < 10; ++i) {
  35 // CHECK-NEXT: #pragma omp scan inclusive(a){{$}}
  36
  37 // CHECK:      static int a;
  38 // CHECK-NEXT: #pragma omp for reduction(inscan, +: a)
  39 // CHECK-NEXT: for (int i = 0; i < 10; ++i) {
  40 // CHECK-NEXT: #pragma omp scan inclusive(a)
  41
  42 // CHECK: #pragma omp parallel for reduction(inscan, +: a)
  43 // CHECK-NEXT: for (int i = 0; i < 10; ++i) {
  44 // CHECK-NEXT: #pragma omp scan inclusive(a)
  45
  46 // CHECK:      static char a;
  47 // CHECK-NEXT: #pragma omp for reduction(inscan, +: a)
  48 // CHECK-NEXT: for (int i = 0; i < 10; ++i) {
  49 // CHECK-NEXT: #pragma omp scan inclusive(a)
  50
  51 // CHECK: #pragma omp parallel for reduction(inscan, +: a)
  52 // CHECK-NEXT: for (int i = 0; i < 10; ++i) {
  53 // CHECK-NEXT: #pragma omp scan inclusive(a)
  54
  55 int main(int argc, char **argv) {
  56   static int a;
  57 // CHECK: static int a;
  58 #pragma omp parallel
  59 #pragma omp for simd reduction(inscan, ^: a, argc)
  60   for (int i = 0; i < 10; ++i) {
  61 #pragma omp scan exclusive(a, argc)
  62   }
  63 // CHECK-NEXT: #pragma omp parallel
  64 // CHECK-NEXT: #pragma omp for simd reduction(inscan, ^: a,argc)
  65 // CHECK-NEXT: for (int i = 0; i < 10; ++i) {
  66 // CHECK-NEXT: #pragma omp scan exclusive(a,argc){{$}}
  67   return tmain(argc) + tmain(argv[0][0]) + a;
  68 }
  69
  70 #endif