clang/test/OpenMP/amdgcn_ldbl_check.cpp

   1 // REQUIRES: amdgpu-registered-target
   2
   3 // RUN: %clang_cc1 -triple x86_64-mingw64 -emit-llvm-bc -target-cpu x86-64 -fopenmp -fopenmp-targets=amdgcn-amd-amdhsa -o %t.bc -x c++ %s
   4 // RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -aux-triple x86_64-mingw64 -fsyntax-only -target-cpu gfx900 -fopenmp -fopenmp-is-target-device -fopenmp-host-ir-file-path %t.bc -x c++ %s
   5 // expected-no-diagnostics
   6
   7 void print(double);
   8
   9 constexpr double operator"" _X (long double a)
  10 {
  11         return (double)a;
  12 }
  13
  14 int main()
  15 {
  16         auto a = 1._X;
  17   print(a);
  18 #pragma omp target map(tofrom: a)
  19         {
  20 #pragma omp teams num_teams(1) thread_limit(4)
  21                 {
  22                         a += 1._X;
  23                 }
  24         }
  25   print(a);
  26         return 0;
  27 }