clang/test/OpenMP/metadirective_messages.cpp

   1 // RUN: %clang_cc1 -triple=x86_64-pc-linux-gnu -verify -fopenmp -x c++ -std=c++14 -fexceptions -fcxx-exceptions %s
   2
   3 // RUN: %clang_cc1 -triple=x86_64-pc-linux-gnu -verify -fopenmp-simd -x c++ -std=c++14 -fexceptions -fcxx-exceptions %s
   4
   5 void foo() {
   6 #pragma omp metadirective // expected-error {{expected expression}}
   7   ;
   8 #pragma omp metadirective when() // expected-error {{expected valid context selector in when clause}} expected-error {{expected expression}} expected-warning {{expected identifier or string literal describing a context set; set skipped}} expected-note {{context set options are: 'construct' 'device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}}
   9   ;
  10 #pragma omp metadirective when(device{}) // expected-warning {{expected '=' after the context set name "device"; '=' assumed}} expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'kind' 'arch' 'isa'}} expected-note {{the ignored selector spans until here}} expected-error {{expected valid context selector in when clause}} expected-error {{expected expression}}
  11   ;
  12 #pragma omp metadirective when(device{arch(nvptx)}) // expected-error {{missing ':' in when clause}} expected-error {{expected expression}} expected-warning {{expected '=' after the context set name "device"; '=' assumed}}
  13   ;
  14 #pragma omp metadirective when(device{arch(nvptx)}: ) default() // expected-warning {{expected '=' after the context set name "device"; '=' assumed}}
  15   ;
  16 #pragma omp metadirective when(device = {arch(nvptx)} : ) default(xyz) // expected-error {{expected an OpenMP directive}} expected-error {{use of undeclared identifier 'xyz'}}
  17   ;
  18 #pragma omp metadirective when(device = {arch(nvptx)} : parallel default() // expected-error {{expected ',' or ')' in 'when' clause}} expected-error {{expected expression}}
  19   ;
  20 #pragma omp metadirective when(device = {isa("some-unsupported-feature")} : parallel) default(single) // expected-warning {{isa trait 'some-unsupported-feature' is not known to the current target; verify the spelling or consider restricting the context selector with the 'arch' selector further}}
  21   ;
  22 }