gcc/testsuite/gfortran.dg/graphite/pr29832.f90

   1 ! { dg-do run }
   2 ! { dg-options "-O2 -ftree-loop-linear" }
   3
   4 ! Program to test the scalarizer
   5 program testarray
   6    implicit none
   7    integer, dimension (6, 5) :: a, b
   8    integer n
   9
  10    a = 0
  11    do n = 1, 5
  12       a(4, n) = n
  13    end do
  14
  15    b(:, 5:1:-1) = a
  16    a(1:5, 2) = a(4, :) + 1
  17
  18    ! The following expression should cause loop reordering
  19    a(:, 2:4) = a(:, 1:3)
  20
  21    do n = 1, 5
  22       if (a(n, 3) .ne. (n + 1)) call abort
  23       if (b(4, n) .ne. (6 - n)) call abort
  24    end do
  25 end program
  26