"'%0' region encountered before requires directive with '%1' clause">;
def note_omp_requires_encountered_directive : Note <
"'%0' previously encountered here">;
+def err_omp_device_ancestor_without_requires_reverse_offload : Error <
+ "Device clause with ancestor device-modifier used without specifying 'requires reverse_offload'">;
def err_omp_invalid_scope : Error <
"'#pragma omp %0' directive must appear only in file scope">;
def note_omp_invalid_length_on_this_ptr_mapping : Note <
if (ErrorFound)
return nullptr;
+ // OpenMP 5.0 [2.12.5, Restrictions]
+ // In case of ancestor device-modifier, a requires directive with
+ // the reverse_offload clause must be specified.
+ if (Modifier == OMPC_DEVICE_ancestor) {
+ if (!DSAStack->hasRequiresDeclWithClause<OMPReverseOffloadClause>()) {
+ targetDiag(
+ StartLoc,
+ diag::err_omp_device_ancestor_without_requires_reverse_offload);
+ ErrorFound = true;
+ }
+ }
+
OpenMPDirectiveKind DKind = DSAStack->getCurrentDirective();
OpenMPDirectiveKind CaptureRegion =
getOpenMPCaptureRegionForClause(DKind, OMPC_device, LangOpts.OpenMP);
// RUN: %clang_cc1 -DOMP5 -verify -fopenmp-simd -fopenmp-version=50 -ast-print %s | FileCheck %s --check-prefix OMP5
// RUN: %clang_cc1 -DOMP5 -fopenmp-simd -fopenmp-version=50 -x c++ -std=c++11 -emit-pch -o %t %s
// RUN: %clang_cc1 -DOMP5 -fopenmp-simd -fopenmp-version=50 -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s --check-prefix OMP5
-
+#pragma omp requires reverse_offload
typedef void **omp_allocator_handle_t;
extern const omp_allocator_handle_t omp_null_allocator;
extern const omp_allocator_handle_t omp_default_mem_alloc;
--- /dev/null
+// RUN: %clang_cc1 -triple=x86_64 -verify -fopenmp -fopenmp-targets=x86_64 -x c++ -fexceptions -fcxx-exceptions %s
+// RUN: %clang_cc1 -triple=x86_64 -verify -fopenmp-simd -fopenmp-targets=x86_64 -x c++ -fexceptions -fcxx-exceptions %s
+
+void bar() {
+#pragma omp target device(ancestor : 1) // expected-error {{Device clause with ancestor device-modifier used without specifying 'requires reverse_offload'}}
+ ;
+}
// expected-no-diagnostics
#ifndef HEADER
#define HEADER
-
+#pragma omp requires reverse_offload
void foo(int n) {
// CHECK: [[N:%.+]] = load i32, i32* [[N_ADDR:%.+]],