gcc/testsuite/gfortran.dg/pr32599.f03

! { dg-do compile }
! { dg-options "-std=f2003" }
!
! PR fortran/32599
! Verifies that character string arguments to a bind(c) procedure have length
! 1, or no len is specified. Note that the C interop extensions in F2008 allow
! string arguments of length greater than one to be passed to a C descriptor.
!
module pr32599
  interface
     subroutine destroy(path) BIND(C) ! { dg-error "Fortran 2018: Assumed-length character dummy argument 'path' at .1. of procedure .destroy. with BIND\\(C\\) attribute" }
       use iso_c_binding
       implicit none
       character(len=*,kind=c_char), intent(IN) :: path
     end subroutine destroy

     subroutine create(path) BIND(C) ! { dg-error "Character dummy argument 'path' at .1. must be of constant length of one or assumed length, unless it has assumed shape or assumed rank, as procedure 'create' has the BIND\\(C\\) attribute" }
       use iso_c_binding
       implicit none
       character(len=5,kind=c_char), intent(IN) :: path
     end subroutine create

     ! This should be valid.
     subroutine create1(path) BIND(C)
       use iso_c_binding
       implicit none
       character(len=1,kind=c_char), intent(IN) :: path
     end subroutine create1

     ! This should be valid.
     subroutine create2(path) BIND(C)
       use iso_c_binding
       implicit none
       character(kind=c_char), intent(IN) :: path
     end subroutine create2

     ! This should be valid.
     subroutine create3(path) BIND(C)
       use iso_c_binding
       implicit none
       character(kind=c_char), dimension(*), intent(IN) :: path
     end subroutine create3
  end interface
end module pr32599