Subversion Repositories openrisc_2011-10-31

! { dg-do run }

! Check that substrings behave correctly even when zero-sized

      implicit none

      character(len=10) :: s, t

      integer :: i, j

      s = "abcdefghij"

      t(:10) = s(1:)

      s(6:5) = "foo"

      if (s /= t) call abort

      i = 2

      j = -1

      s(i:i+j) = "foo"

      if (s /= t) call abort

      i = 20

      s(i+1:i) = "foo"

      if (s /= t) call abort

      s(6:5) = s(7:5)

      if (s /= t) call abort

      s = t(7:6)

      if (len(trim(s)) /= 0) call abort

      if (len(t(8:4)) /= 0) call abort

      if (len(trim(t(8:4))) /= 0) call abort

      end