| ! { dg-do run }
|
| ! Test the fix for PR38852 and PR39006 in which LBOUND did not work
|
| ! for some arrays with negative strides.
|
| !
|
| ! Contributed by Dick Hendrickson <dick.hendrickson@gmail.com>
|
| ! Clive Page <clivegpage@googlemail.com>
|
| ! and Mikael Morin <mikael.morin@tele2.fr>
|
| !
|
| program try_je0031
|
| integer ida(4)
|
| real dda(5,5,5,5,5)
|
| integer, parameter :: nx = 4, ny = 3
|
| interface
|
| SUBROUTINE PR38852(IDA,DDA,nf2,nf5,mf2)
|
| INTEGER IDA(4)
|
| REAL DDA(5,5,5,5,5)
|
| TARGET DDA
|
| END SUBROUTINE
|
| end interface
|
| integer :: array1(nx,ny), array2(nx,ny)
|
| data array2 / 1,2,3,4, 10,20,30,40, 100,200,300,400 /
|
| array1 = array2
|
| call PR38852(IDA,DDA,2,5,-2)
|
| call PR39006(array1, array2(:,ny:1:-1))
|
| call mikael ! http://gcc.gnu.org/ml/fortran/2009-01/msg00342.html
|
| contains
|
| subroutine PR39006(array1, array2)
|
| integer, intent(in) :: array1(:,:), array2(:,:)
|
| integer :: j
|
| do j = 1, ubound(array2,2)
|
| if (any (array1(:,j) .ne. array2(:,4-j))) STOP 1 |
| end do
|
| end subroutine
|
| end
|
|
|
| SUBROUTINE PR38852(IDA,DDA,nf2,nf5,mf2)
|
| INTEGER IDA(4)
|
| REAL DLA(:,:,:,:)
|
| REAL DDA(5,5,5,5,5)
|
| POINTER DLA
|
| TARGET DDA
|
| DLA => DDA(2:3, 1:3:2, 5:4:-1, NF2, NF5:NF2:MF2)
|
| IDA = UBOUND(DLA)
|
| if (any(ida /= 2)) STOP 1 |
| DLA => DDA(2:3, 1:3:2, 5:4:-1, 2, 5:2:-2)
|
| IDA = UBOUND(DLA)
|
| if (any(ida /= 2)) STOP 1 |
| !
|
| ! These worked.
|
| !
|
| DLA => DDA(2:3, 1:3:2, 5:4:-1, 2, 5:2:-2)
|
| IDA = shape(DLA)
|
| if (any(ida /= 2)) STOP 1 |
| DLA => DDA(2:3, 1:3:2, 5:4:-1, 2, 5:2:-2)
|
| IDA = LBOUND(DLA)
|
| if (any(ida /= 1)) STOP 1 |
| END SUBROUTINE
|
|
|
| subroutine mikael
|
| implicit none
|
| call test (1, 3, 3)
|
| call test (2, 3, 3)
|
| call test (2, -1, 0)
|
| call test (1, -1, 0)
|
| contains
|
| subroutine test (a, b, expect)
|
| integer :: a, b, expect
|
| integer :: c(a:b)
|
| if (ubound (c, 1) .ne. expect) STOP 1 |
| end subroutine test
|
| end subroutine
|
