! Test eoshift3 for character arrays.
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! Test eoshift3 for character arrays.
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! { dg-do run }
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! { dg-do run }
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program main
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program main
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implicit none
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implicit none
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integer, parameter :: n1 = 2, n2 = 5, n3 = 4, slen = 3
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integer, parameter :: n1 = 2, n2 = 5, n3 = 4, slen = 3
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character (len = slen), dimension (n1, n2, n3) :: a
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character (len = slen), dimension (n1, n2, n3) :: a
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character (len = slen), dimension (n1, n3) :: filler
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character (len = slen), dimension (n1, n3) :: filler
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integer (kind = 1), dimension (n1, n3) :: shift1
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integer (kind = 1), dimension (n1, n3) :: shift1
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integer (kind = 2), dimension (n1, n3) :: shift2
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integer (kind = 2), dimension (n1, n3) :: shift2
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integer (kind = 4), dimension (n1, n3) :: shift3
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integer (kind = 4), dimension (n1, n3) :: shift3
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integer (kind = 8), dimension (n1, n3) :: shift4
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integer (kind = 8), dimension (n1, n3) :: shift4
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integer :: i1, i2, i3
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integer :: i1, i2, i3
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filler (1, :) = (/ 'tic', 'tac', 'toe', 'tip' /)
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filler (1, :) = (/ 'tic', 'tac', 'toe', 'tip' /)
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filler (2, :) = (/ 'zzz', 'yyy', 'xxx', 'www' /)
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filler (2, :) = (/ 'zzz', 'yyy', 'xxx', 'www' /)
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shift1 (1, :) = (/ 1, 3, 2, 2 /)
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shift1 (1, :) = (/ 1, 3, 2, 2 /)
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shift1 (2, :) = (/ 2, 1, 1, 3 /)
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shift1 (2, :) = (/ 2, 1, 1, 3 /)
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shift2 = shift1
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shift2 = shift1
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shift3 = shift1
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shift3 = shift1
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shift4 = shift1
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shift4 = shift1
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do i3 = 1, n3
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do i3 = 1, n3
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do i2 = 1, n2
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do i2 = 1, n2
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do i1 = 1, n1
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do i1 = 1, n1
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a (i1, i2, i3) = 'ab'(i1:i1) // 'cdefg'(i2:i2) // 'hijk'(i3:i3)
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a (i1, i2, i3) = 'ab'(i1:i1) // 'cdefg'(i2:i2) // 'hijk'(i3:i3)
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end do
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end do
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end do
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end do
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end do
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end do
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call test (eoshift (a, shift1, filler, 2), .true.)
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call test (eoshift (a, shift1, filler, 2), .true.)
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call test (eoshift (a, shift2, filler, 2), .true.)
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call test (eoshift (a, shift2, filler, 2), .true.)
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call test (eoshift (a, shift3, filler, 2), .true.)
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call test (eoshift (a, shift3, filler, 2), .true.)
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call test (eoshift (a, shift4, filler, 2), .true.)
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call test (eoshift (a, shift4, filler, 2), .true.)
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call test (eoshift (a, shift1, dim = 2), .false.)
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call test (eoshift (a, shift1, dim = 2), .false.)
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call test (eoshift (a, shift2, dim = 2), .false.)
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call test (eoshift (a, shift2, dim = 2), .false.)
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call test (eoshift (a, shift3, dim = 2), .false.)
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call test (eoshift (a, shift3, dim = 2), .false.)
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call test (eoshift (a, shift4, dim = 2), .false.)
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call test (eoshift (a, shift4, dim = 2), .false.)
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contains
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contains
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subroutine test (b, has_filler)
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subroutine test (b, has_filler)
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character (len = slen), dimension (n1, n2, n3) :: b
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character (len = slen), dimension (n1, n2, n3) :: b
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logical :: has_filler
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logical :: has_filler
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integer :: i2p
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integer :: i2p
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do i3 = 1, n3
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do i3 = 1, n3
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do i2 = 1, n2
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do i2 = 1, n2
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do i1 = 1, n1
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do i1 = 1, n1
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i2p = i2 + shift1 (i1, i3)
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i2p = i2 + shift1 (i1, i3)
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if (i2p .le. n2) then
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if (i2p .le. n2) then
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if (b (i1, i2, i3) .ne. a (i1, i2p, i3)) call abort
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if (b (i1, i2, i3) .ne. a (i1, i2p, i3)) call abort
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else if (has_filler) then
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else if (has_filler) then
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if (b (i1, i2, i3) .ne. filler (i1, i3)) call abort
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if (b (i1, i2, i3) .ne. filler (i1, i3)) call abort
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else
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else
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if (b (i1, i2, i3) .ne. '') call abort
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if (b (i1, i2, i3) .ne. '') call abort
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end if
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end if
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end do
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end do
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end do
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end do
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end do
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end do
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end subroutine test
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end subroutine test
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end program main
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end program main
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