gcc/testsuite/gfortran.dg/bounds_check_14.f90

   1 ! { dg-do run }
   2 ! { dg-options "-fbounds-check" }
   3
   4 program test
   5   integer x(20)
   6   integer, volatile :: n
   7   n = 1
   8   if (size(x(n:2:-3)) /= 0) STOP 1
   9
  10   call ha0020(-3)
  11   call ha0020(-1)
  12 end program test
  13
  14 subroutine ha0020(mf3)
  15   implicit none
  16   integer xca(2), xda(2), mf3
  17
  18   xca = 1
  19   xda = -1
  20
  21   xca(1:2:-1) = xda(1:2:mf3)
  22
  23   if (any (xca /= 1)) STOP 2
  24   if (any(xda(1:2:mf3) /= xda(1:0))) STOP 3
  25   if (size(xda(1:2:mf3)) /= 0) STOP 4
  26   if (any(shape(xda(1:2:mf3)) /= 0)) STOP 5
  27   if (any(ubound(xda(1:2:mf3)) /= 0)) STOP 6
  28   if (ubound(xda(1:2:mf3),1) /= 0) STOP 7
  29   if (lbound(xda(1:2:mf3),1) /= 1) STOP 8
  30
  31 end subroutine