c_f_pointer_shape_test.f90

来自「用于进行gcc测试」· F90 代码 · 共 20 行

! { dg-do compile }
! verify that the compiler catches the error in the call to c_f_pointer 
! because it is missing the required SHAPE parameter.  the SHAPE parameter 
! is optional, in general, but must exist if given a fortran pointer 
! to a non-zero rank object.  --Rickett, 09.26.06
module c_f_pointer_shape_test
contains
  subroutine test_0(myAssumedArray, cPtr)
    use, intrinsic :: iso_c_binding
    integer, dimension(*) :: myAssumedArray
    integer, dimension(:), pointer :: myArrayPtr
    integer, dimension(1:2), target :: myArray
    type(c_ptr), value :: cPtr
    
    myArrayPtr => myArray
    call c_f_pointer(cPtr, myArrayPtr) ! { dg-error "Missing SHAPE parameter" }
  end subroutine test_0
end module c_f_pointer_shape_test