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1 ! Test eoshift0 for character arrays.
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2 ! { dg-do run }
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3 program main
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4 implicit none
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5 integer, parameter :: n1 = 6, n2 = 5, n3 = 4, slen = 3
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6 character (len = slen), dimension (n1, n2, n3) :: a
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7 character (len = slen) :: filler
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8 integer (kind = 1) :: shift1 = 4
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9 integer (kind = 2) :: shift2 = 2
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10 integer (kind = 4) :: shift3 = 3
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11 integer (kind = 8) :: shift4 = 1
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12 integer :: i1, i2, i3
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13
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14 do i3 = 1, n3
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15 do i2 = 1, n2
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16 do i1 = 1, n1
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17 a (i1, i2, i3) = 'abcdef'(i1:i1) // 'ghijk'(i2:i2) // 'lmno'(i3:i3)
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18 end do
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19 end do
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20 end do
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21
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22 call test (eoshift (a, shift1, 'foo', 1), int (shift1), 0, 0, 'foo')
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23 call test (eoshift (a, shift2, 'foo', 2), 0, int (shift2), 0, 'foo')
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24 call test (eoshift (a, shift3, 'foo', 2), 0, int (shift3), 0, 'foo')
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25 call test (eoshift (a, shift4, 'foo', 3), 0, 0, int (shift4), 'foo')
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26
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27 filler = ''
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28 call test (eoshift (a, shift1, dim = 1), int (shift1), 0, 0, filler)
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29 call test (eoshift (a, shift2, dim = 2), 0, int (shift2), 0, filler)
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30 call test (eoshift (a, shift3, dim = 2), 0, int (shift3), 0, filler)
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31 call test (eoshift (a, shift4, dim = 3), 0, 0, int (shift4), filler)
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32 contains
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33 subroutine test (b, d1, d2, d3, filler)
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34 character (len = slen), dimension (n1, n2, n3) :: b
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35 character (len = slen) :: filler
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36 integer :: d1, d2, d3
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37
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38 do i3 = 1, n3
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39 do i2 = 1, n2
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40 do i1 = 1, n1
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41 if (i1 + d1 .gt. n1 .or. i2 + d2 .gt. n2 .or. i3 + d3 .gt. n3) then
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42 if (b (i1, i2, i3) .ne. filler) STOP 1
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43 else
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44 if (b (i1, i2, i3) .ne. a (i1 + d1, i2 + d2, i3 + d3)) STOP 2
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45 end if
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46 end do
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47 end do
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48 end do
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49 end subroutine test
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50 end program main
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