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[flang][cuda] Call runtime initialize for derived type with device components #157914

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Merged
merged 1 commit into from
Sep 10, 2025
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[flang][cuda] Call runtime initialize for derived type with device components #157914

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3 changes: 2 additions & 1 deletion flang/lib/Lower/ConvertVariable.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -842,7 +842,8 @@ void Fortran::lower::defaultInitializeAtRuntime(
Fortran::semantics::DeclTypeSpec::Category::TypeDerived &&
!mlir::isa<fir::SequenceType>(symTy) &&
!sym.test(Fortran::semantics::Symbol::Flag::OmpPrivate) &&
!sym.test(Fortran::semantics::Symbol::Flag::OmpFirstPrivate)) {
!sym.test(Fortran::semantics::Symbol::Flag::OmpFirstPrivate) &&
!Fortran::semantics::HasCUDAComponent(sym)) {
std::string globalName = fir::NameUniquer::doGenerated(
(converter.mangleName(*declTy->AsDerived()) + fir::kNameSeparator +
fir::kDerivedTypeInitSuffix)
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8 changes: 8 additions & 0 deletions flang/test/Lower/CUDA/cuda-allocatable-device.cuf
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Expand Up @@ -12,3 +12,11 @@ end module
! CHECK-LABEL: fir.global linkonce_odr @_QMmE.c.device_array
! CHECK: fir.insert_value %{{.*}}, %c6{{.*}}, ["genre"
! CHECK: fir.insert_value %{{.*}}, %c5{{.*}}, ["genre"

program main
use m
type(device_array) :: local
end

! CHECK-LABEL: func.func @_QQmain()
! CHECK: fir.call @_FortranAInitialize