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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gfortran.dg/] [realloc_on_assign_12.f90] - Blame information for rev 694

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1 694 jeremybenn 
! { dg-do run }
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!
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! PR fortran/52151
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!
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! Check that the bounds/shape/strides are correctly set
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! for (re)alloc on assignment, if the LHS is either not
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! allocated or has the wrong shape. This test is for
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! code which is only invoked for libgfortran intrinsic
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! such as RESHAPE.
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!
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! Based on the example of PR 52117 by Steven Hirshman
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!
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    PROGRAM RESHAPEIT
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      call unalloc ()
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      call wrong_shape ()
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    contains
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    subroutine unalloc ()
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      INTEGER, PARAMETER :: n1=2, n2=2, n3=2
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      INTEGER            :: m1, m2, m3, lc
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      REAL, ALLOCATABLE  :: A(:,:), B(:,:,:)
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      REAL               :: val
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      ALLOCATE (A(n1,n2*n3))
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! << B is not allocated
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      val = 0
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      lc = 0
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      DO m3=1,n3
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         DO m2=1,n2
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            lc = lc+1
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            DO m1=1,n1
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               val = val+1
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               A(m1, lc) = val
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            END DO
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         END DO
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      END DO
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      B = RESHAPE(A, [n1,n2,n3])
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      if (any (shape (B)  /= [n1,n2,n3])) call abort ()
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      if (any (ubound (B) /= [n1,n2,n3])) call abort ()
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      if (any (lbound (B) /= [1,1,1])) call abort ()
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      lc = 0
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      DO m3=1,n3
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         DO m2=1,n2
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            lc = lc+1
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            DO m1=1,n1
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!               PRINT *,'A(',m1,',',lc,') = ',A(m1,lc),' B = ',B(m1,m2,m3)
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               if (A(m1,lc) /= B(m1,m2,m3)) call abort ()
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            END DO
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         END DO
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      END DO
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      DEALLOCATE(A, B)
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    end subroutine unalloc
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    subroutine wrong_shape ()
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      INTEGER, PARAMETER :: n1=2, n2=2, n3=2
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      INTEGER            :: m1, m2, m3, lc
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      REAL, ALLOCATABLE  :: A(:,:), B(:,:,:)
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      REAL               :: val
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      ALLOCATE (A(n1,n2*n3))
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      ALLOCATE (B(1,1,1))     ! << shape differs from RHS
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      val = 0
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      lc = 0
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      DO m3=1,n3
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         DO m2=1,n2
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            lc = lc+1
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            DO m1=1,n1
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               val = val+1
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               A(m1, lc) = val
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            END DO
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         END DO
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      END DO
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      B = RESHAPE(A, [n1,n2,n3])
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      if (any (shape (B)  /= [n1,n2,n3])) call abort ()
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      if (any (ubound (B) /= [n1,n2,n3])) call abort ()
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      if (any (lbound (B) /= [1,1,1])) call abort ()
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      lc = 0
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      DO m3=1,n3
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         DO m2=1,n2
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            lc = lc+1
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            DO m1=1,n1
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!               PRINT *,'A(',m1,',',lc,') = ',A(m1,lc),' B = ',B(m1,m2,m3)
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               if (A(m1,lc) /= B(m1,m2,m3)) call abort ()
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            END DO
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         END DO
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      END DO
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      DEALLOCATE(A, B)
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    end subroutine wrong_shape
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    END PROGRAM RESHAPEIT

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