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55 lines
1.7 KiB
Fortran
55 lines
1.7 KiB
Fortran
! Test eoshift2 for character arrays.
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! { dg-do run }
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program main
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implicit none
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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, n3) :: filler
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integer (kind = 1) :: shift1 = 4
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integer (kind = 2) :: shift2 = 2
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integer (kind = 4) :: shift3 = 3
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integer (kind = 8) :: shift4 = 1
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integer :: i1, i2, i3
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filler (1, :) = (/ 'tic', 'tac', 'toe', 'tip' /)
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filler (2, :) = (/ 'zzz', 'yyy', 'xxx', 'www' /)
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do i3 = 1, n3
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do i2 = 1, n2
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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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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), int (shift1), .true.)
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call test (eoshift (a, shift2, filler, 2), int (shift2), .true.)
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call test (eoshift (a, shift3, filler, 2), int (shift3), .true.)
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call test (eoshift (a, shift4, filler, 2), int (shift4), .true.)
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call test (eoshift (a, shift1, dim = 2), int (shift1), .false.)
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call test (eoshift (a, shift2, dim = 2), int (shift2), .false.)
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call test (eoshift (a, shift3, dim = 2), int (shift3), .false.)
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call test (eoshift (a, shift4, dim = 2), int (shift4), .false.)
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contains
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subroutine test (b, d2, has_filler)
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character (len = slen), dimension (n1, n2, n3) :: b
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logical :: has_filler
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integer :: d2
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do i3 = 1, n3
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do i2 = 1, n2
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do i1 = 1, n1
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if (i2 + d2 .le. n2) then
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if (b (i1, i2, i3) .ne. a (i1, i2 + d2, i3)) STOP 1
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else if (has_filler) then
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if (b (i1, i2, i3) .ne. filler (i1, i3)) STOP 2
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else
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if (b (i1, i2, i3) .ne. '') STOP 3
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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 subroutine test
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end program main
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