clang/test/OpenMP/declare_variant.cpp

   1 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -fopenmp -verify %s
   2
   3 namespace {
   4 // TODO this must be fixed. This warning shouldn't be generated.
   5 // expected-warning@+1{{function '(anonymous namespace)::bar' has internal linkage but is not defined}}
   6 void bar();
   7 } // namespace
   8
   9 #pragma omp begin declare variant match(user = {condition(1)})
  10 void bar() {
  11 }
  12 #pragma omp end declare variant
  13
  14 // expected-warning@+1{{function 'baz' has internal linkage but is not defined}}
  15 static void baz();
  16 #pragma omp begin declare variant match(device = {kind(nohost)})
  17 static void baz() {}
  18 #pragma omp end declare variant
  19
  20 #pragma omp begin declare variant match(device = {kind(host)})
  21 static void foo() {}
  22 #pragma omp end declare variant
  23
  24 int main() {
  25   foo();
  26   // expected-note@+1{{used here}}
  27   baz();
  28   // expected-note@+1{{used here}}
  29   bar();
  30
  31   return 0;
  32 }