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! { dg-do run }
! Tests the fix for PR38602, a regression caused by a modification
! to the nulling of INTENT_OUT dummies with allocatable components
! that caused a segfault with optional arguments.
!
! Contributed by David Kinniburgh <davidkinniburgh@yahoo.co.uk>
!
program test_iso
type ivs
character(LEN=1), dimension(:), allocatable :: chars
end type ivs
type(ivs) :: v_str
integer :: i
call foo(v_str, i)
if (v_str%chars(1) .ne. "a") call abort
if (i .ne. 0) call abort
call foo(flag = i)
if (i .ne. 1) call abort
contains
subroutine foo (arg, flag)
type(ivs), optional, intent(out) :: arg
integer :: flag
if (present(arg)) then
arg = ivs([(char(i+96), i = 1,10)])
flag = 0
else
flag = 1
end if
end subroutine
end
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