gcc/testsuite/gfortran.fortran-torture/execute/scalarize2.f90

   1 ! Program to test the scalarizer
   2 program testarray
   3    implicit none
   4    integer, dimension (:, :), allocatable :: a, b
   5    integer n
   6
   7    allocate(a(6, 5), b(6, 5))
   8    a = 0
   9    do n = 1, 5
  10       a(4, n) = n
  11    end do
  12
  13    b(:, 5:1:-1) = a
  14    a(1:5, 2) = a(4, :) + 1
  15
  16    ! The following expression should cause loop reordering
  17    a(:, 2:4) = a(:, 1:3)
  18
  19    do n = 1, 5
  20       if (a(n, 3) .ne. (n + 1)) STOP 1
  21       if (b(4, n) .ne. (6 - n)) STOP 2
  22    end do
  23 end program
  24