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! Test unpack0 for character arrays.

! { dg-do run }

program main

  implicit none

  integer, parameter :: n1 = 3, n2 = 4, nv = 10, slen = 9

  character (len = slen), dimension (n1, n2) :: field

  character (len = slen), dimension (nv) :: vector

  logical, dimension (n1, n2) :: mask

  integer :: i1, i2, i

  do i2 = 1, n2

    do i1 = 1, n1

      field (i1, i2) = 'abc'(i1:i1) // 'defg'(i2:i2) // 'cantrip'

    end do

  end do

  mask (1, :) = (/ .true., .false., .true., .true. /)

  mask (2, :) = (/ .true., .false., .false., .false. /)

  mask (3, :) = (/ .false., .true., .true., .true. /)

  do i = 1, nv

    vector (i) = 'crespo' // '0123456789'(i:i)

  end do

  call test (unpack (vector, mask, field))

contains

  subroutine test (a)

    character (len = slen), dimension (:, :) :: a

    if (size (a, 1) .ne. n1) call abort

    if (size (a, 2) .ne. n2) call abort

    i = 0

    do i2 = 1, n2

      do i1 = 1, n1

        if (mask (i1, i2)) then

          i = i + 1

          if (a (i1, i2) .ne. vector (i)) call abort

        else

          if (a (i1, i2) .ne. field (i1, i2)) call abort

        end if

      end do

    end do

  end subroutine test

end program main