gcc/testsuite/gfortran.dg/cshift_bounds_1.f90

   1 ! { dg-do run }
   2 ! { dg-options "-fbounds-check" }
   3 ! Check that empty arrays are handled correctly in
   4 ! cshift and eoshift
   5 program main
   6   character(len=50) :: line
   7   character(len=3), dimension(2,2) :: a, b
   8   integer :: n1, n2
   9   line = '-1-2'
  10   read (line,'(2I2)') n1, n2
  11   call foo(a, b, n1, n2)
  12   a = 'abc'
  13   write (line,'(4A)') eoshift(a, 3)
  14   write (line,'(4A)') cshift(a, 3)
  15   write (line,'(4A)') cshift(a(:,1:n1), 3)
  16   write (line,'(4A)') eoshift(a(1:n2,:), 3)
  17 end program main
  18
  19 subroutine foo(a, b, n1, n2)
  20   character(len=3), dimension(2, n1) :: a
  21   character(len=3), dimension(n2, 2) :: b
  22   a = cshift(b,1)
  23   a = eoshift(b,1)
  24 end subroutine foo