gcc/testsuite/gfortran.dg/automatic_1.f90

   1 ! { dg-do run }
   2 ! { dg-options "-O2 -fdec-static -fno-automatic" }
   3       subroutine foo (b)
   4         logical b
   5         integer i, j
   6         character*24 s
   7         automatic i
   8         if (b) then
   9           i = 26
  10           j = 131
  11           s = 'This is a test string'
  12         else
  13           if (i .eq. 26 .or. j .ne. 131) call abort
  14           if (s .ne. 'This is a test string') call abort
  15         end if
  16       end subroutine foo
  17       subroutine bar (s)
  18         character*42 s
  19         if (s .ne. '0123456789012345678901234567890123456') call abort
  20         call foo (.false.)
  21       end subroutine bar
  22       subroutine baz
  23         character*42 s
  24         ! Just clobber stack a little bit.
  25         s = '0123456789012345678901234567890123456'
  26         call bar (s)
  27       end subroutine baz
  28       call foo (.true.)
  29       call baz
  30       call foo (.false.)
  31       end