llvm/clang/test/OpenMP/declare_target_nohost_variant_messages.cpp

// REQUIRES: amdgpu-registered-target

// RUN: %clang_cc1 -fopenmp -fopenmp-targets=amdgcn-amd-amdhsa -fopenmp-version=52 -triple powerpc64le-unknown-unknown -DVERBOSE_MODE=1 -verify=omp52 -fnoopenmp-use-tls -ferror-limit 100 -fopenmp-targets=amdgcn-amd-amdhsa -o - %s

void fun();
void host_function();
#pragma omp declare target enter(fun) device_type(nohost)
#pragma omp declare variant(host_function) match(device={kind(host)})
void fun() {}
void host_function() {}
void call_host_function() { fun(); }

void fun1();
void not_a_host_function();
#pragma omp declare target enter(fun1) device_type(nohost) // omp52-note {{marked as 'device_type(nohost)' here}}
#pragma omp declare variant(not_a_host_function) match(device={kind(host)}) // omp52-error {{function with 'device_type(nohost)' is not available on host}}
void fun1() {}
#pragma omp begin declare target device_type(nohost) // omp52-note {{marked as 'device_type(nohost)' here}}
void not_a_host_function() {}
#pragma omp end declare target
void failed_call_to_host_function() { fun1(); } // omp52-error {{function with 'device_type(nohost)' is not available on host}}

void fun2();
void host_function2();
#pragma omp declare target enter(fun2) device_type(nohost)
#pragma omp declare variant(host_function2) match(device={kind(host)})
void fun2() {}
#pragma omp begin declare target device_type(host)
void host_function2() {}
#pragma omp end declare target
void call_to_host_function() { fun2(); }