46 lines
1.2 KiB
Fortran
46 lines
1.2 KiB
Fortran
! Test cshift1 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 = 3, n3 = 4, slen = 3
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character (len = slen), dimension (n1, n2, n3) :: a
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integer (kind = 1), dimension (2, 4) :: shift1
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integer (kind = 2), dimension (2, 4) :: shift2
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integer (kind = 4), dimension (2, 4) :: shift3
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integer (kind = 8), dimension (2, 4) :: shift4
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integer :: i1, i2, i3
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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) // 'cde'(i2:i2) // 'fghi'(i3:i3)
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end do
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end do
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end do
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shift1 (1, :) = (/ 4, 11, 19, 20 /)
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shift1 (2, :) = (/ 55, 5, 1, 2 /)
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shift2 = shift1
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shift3 = shift1
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shift4 = shift1
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call test (cshift (a, shift1, 2))
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call test (cshift (a, shift2, 2))
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call test (cshift (a, shift3, 2))
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call test (cshift (a, shift4, 2))
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contains
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subroutine test (b)
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character (len = slen), dimension (n1, n2, n3) :: b
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integer :: i2p
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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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i2p = mod (shift1 (i1, i3) + i2 - 1, n2) + 1
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if (b (i1, i2, i3) .ne. a (i1, i2p, i3)) call abort
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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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