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! { dg-do compile }
!
! PR fortran/33818
!
subroutine ExportZMX(lu)
implicit none
integer :: lu
interface
function LowerCase(str)
character(*),intent(in) :: str
character(len(str)) :: LowerCase
end function LowerCase
end interface
character(*),parameter :: UNAME(1:1)=(/'XXX'/)
write(lu,'(a)') 'UNIT '//UpperCase(UNAME(1))
write(lu,'(a)') 'Unit '//LowerCase(UNAME(1))
entry ExportSEQ(lu)
contains
function UpperCase(str) result(res)
character(*),intent(in) :: str
character(len(str)) res
res=str
end function
end
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