clang/test/OpenMP/for_ast_print_cxx20.cpp

   1 // RUN: %clang_cc1 -verify -fopenmp --std=c++20 -ast-print %s -Wsign-conversion | FileCheck %s
   2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++20 -emit-pch -o %t %s
   3 // RUN: %clang_cc1 -fopenmp -std=c++20 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s
   4
   5 // RUN: %clang_cc1 -verify -fopenmp-simd --std=c++20 -ast-print %s -Wsign-conversion | FileCheck %s
   6 // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++20 -emit-pch -o %t %s
   7 // RUN: %clang_cc1 -fopenmp-simd -std=c++20 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s
   8 // expected-no-diagnostics
   9
  10 #ifndef HEADER
  11 #define HEADER
  12
  13 template <typename T> class iterator {
  14 public:
  15   T &operator*() const;
  16   iterator &operator++();
  17 };
  18 template <typename T>
  19 bool operator==(const iterator<T> &, const iterator<T> &);
  20 template <typename T>
  21 unsigned long operator-(const iterator<T> &, const iterator<T> &);
  22 template <typename T>
  23 iterator<T> operator+(const iterator<T> &, unsigned long);
  24 class vector {
  25 public:
  26   vector();
  27   iterator<int> begin();
  28   iterator<int> end();
  29 };
  30 // CHECK: void foo() {
  31 void foo() {
  32 // CHECK-NEXT: vector vec;
  33   vector vec;
  34 // CHECK-NEXT: #pragma omp for
  35 #pragma omp for
  36 // CHECK-NEXT: for (int i : vec)
  37   for (int i : vec)
  38     ;
  39 }
  40 #endif