llvm-project/clang/test/OpenMP/target_messages.cpp

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// RUN: %clang_cc1 -verify -fopenmp -std=c++11 -o - %s
// RUN: not %clang_cc1 -fopenmp -std=c++11 -fopenmp-targets=aaa-bbb-ccc-ddd -o - %s 2>&1 | FileCheck %s
// RUN: %clang_cc1 -verify -fopenmp-simd -std=c++11 -o - %s
// CHECK: error: OpenMP target is invalid: 'aaa-bbb-ccc-ddd'
// RUN: not %clang_cc1 -fopenmp -std=c++11 -triple nvptx64-nvidia-cuda -o - %s 2>&1 | FileCheck --check-prefix CHECK-UNSUPPORTED-HOST-TARGET %s
// RUN: not %clang_cc1 -fopenmp -std=c++11 -triple nvptx-nvidia-cuda -o - %s 2>&1 | FileCheck --check-prefix CHECK-UNSUPPORTED-HOST-TARGET %s
// CHECK-UNSUPPORTED-HOST-TARGET: error: The target '{{nvptx64-nvidia-cuda|nvptx-nvidia-cuda}}' is not a supported OpenMP host target.
// RUN: not %clang_cc1 -fopenmp -std=c++11 -fopenmp-targets=hexagon-linux-gnu -o - %s 2>&1 | FileCheck --check-prefix CHECK-UNSUPPORTED-DEVICE-TARGET %s
// CHECK-UNSUPPORTED-DEVICE-TARGET: OpenMP target is invalid: 'hexagon-linux-gnu'
// RUN: not %clang_cc1 -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path 1111.bc -o - 2>&1 | FileCheck --check-prefix NO-HOST-BC %s
// NO-HOST-BC: The provided host compiler IR file '1111.bc' is required to generate code for OpenMP target regions but cannot be found.
// RUN: %clang_cc1 -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm-bc %s -o %t-ppc-host.bc -DREGION_HOST
// RUN: not %clang_cc1 -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - -DREGION_DEVICE 2>&1 | FileCheck %s --check-prefix NO-REGION
// NO-REGION: Offloading entry for target region is incorrect: either the address or the ID is invalid.
// NO-REGION-NOT: Offloading entry for target region is incorrect: either the address or the ID is invalid.
#if defined(REGION_HOST) || defined(REGION_DEVICE)
void foo() {
#ifdef REGION_HOST
#pragma omp target
;
#endif
#ifdef REGION_DEVICE
#pragma omp target
;
#endif
}
#pragma omp declare target to(foo)
void bar() {
#ifdef REGION_HOST
#pragma omp target
;
#endif
#ifdef REGION_DEVICE
#pragma omp target
;
#endif
}
#else
void foo() {
}
class S {
public:
void zee() {
#pragma omp target map(this[:2]) // expected-note {{expected length on mapping of 'this' array section expression to be '1'}} // expected-error {{invalid 'this' expression on 'map' clause}}
int a;
#pragma omp target map(this[1:1]) // expected-note {{expected lower bound on mapping of 'this' array section expression to be '0' or not specified}} // expected-error {{invalid 'this' expression on 'map' clause}}
int b;
#pragma omp target map(this[1]) // expected-note {{expected 'this' subscript expression on map clause to be 'this[0]'}} // expected-error {{invalid 'this' expression on 'map' clause}}
int c;
}
};
#pragma omp target // expected-error {{unexpected OpenMP directive '#pragma omp target'}}
int main(int argc, char **argv) {
#pragma omp target { // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
foo();
#pragma omp target ( // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
foo();
#pragma omp target [ // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
foo();
#pragma omp target ] // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
foo();
#pragma omp target ) // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
foo();
#pragma omp target } // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
foo();
#pragma omp target
foo();
// expected-warning@+1 {{extra tokens at the end of '#pragma omp target' are ignored}}
#pragma omp target unknown()
foo();
L1:
foo();
#pragma omp target
;
#pragma omp target
{
goto L1; // expected-error {{use of undeclared label 'L1'}}
argc++;
}
for (int i = 0; i < 10; ++i) {
switch(argc) {
case (0):
#pragma omp target
{
foo();
break; // expected-error {{'break' statement not in loop or switch statement}}
continue; // expected-error {{'continue' statement not in loop statement}}
}
default:
break;
}
}
goto L2; // expected-error {{use of undeclared label 'L2'}}
#pragma omp target
L2:
foo();
#pragma omp target
{
return 1; // expected-error {{cannot return from OpenMP region}}
}
[[]] // expected-error {{an attribute list cannot appear here}}
#pragma omp target
for (int n = 0; n < 100; ++n) {}
return 0;
}
#endif