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! { dg-do run }
! { dg-options "-fbounds-check" }
! Test the fix for PR42783, in which a bogus array bounds violation
! with missing optional array argument.
!
! Contributed by Harald Anlauf <anlauf@gmx.de>
!
program gfcbug99
implicit none
character(len=8), parameter :: mnem_list(2) = "A"
call foo (mnem_list) ! This call succeeds
call foo () ! This call fails
contains
subroutine foo (mnem_list)
character(len=8) ,intent(in) ,optional :: mnem_list(:)
integer :: i,j
character(len=256) :: ml
ml = ''
j = 0
if (present (mnem_list)) then
do i = 1, size (mnem_list)
if (mnem_list(i) /= "") then
j = j + 1
if (j > len (ml)/8) call abort ()
ml((j-1)*8+1:(j-1)*8+8) = mnem_list(i)
end if
end do
end if
if (j > 0) print *, trim (ml(1:8))
end subroutine foo
end program gfcbug99
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