flang/test/Lower/CUDA/cuda-pointer.cuf

! RUN: bbc -emit-hlfir -fcuda %s -o - | FileCheck %s

! Test lowering of CUDA pointers.

module mod1

integer, device, pointer :: x(:)

contains

subroutine allocate_pointer
  real, device, pointer :: pr(:)
  allocate(pr(10))
end 

! CHECK-LABEL: func.func @_QMmod1Pallocate_pointer()
! CHECK-COUNT-2: fir.embox %{{.*}} {allocator_idx = 2 : i32} : (!fir.ptr<!fir.array<?xf32>>, !fir.shape<1>) -> !fir.box<!fir.ptr<!fir.array<?xf32>>>

subroutine c_f_pointer_sync
  use iso_c_binding
  use, intrinsic :: __fortran_builtins, only: c_devptr => __builtin_c_devptr
  type(c_devptr) :: cd1
  integer, parameter :: N = 2000
  call c_f_pointer(cd1, x, (/ 2000 /))
end 

! CHECK-LABEL: func.func @_QMmod1Pc_f_pointer_sync()
! CHECK: %[[ADDR_X:.*]] = fir.address_of(@_QMmod1Ex) : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>
! CHECK: %[[CONV:.*]] = fir.convert %[[ADDR_X]] : (!fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>) -> !fir.llvm_ptr<i8>
! CHECK: fir.call @_FortranACUFSyncGlobalDescriptor(%[[CONV]], %{{.*}}, %{{.*}}) fastmath<contract> : (!fir.llvm_ptr<i8>, !fir.ref<i8>, i32) -> ()

end module