When checking a pointer within a stack object include the possibility that it may be equal to the end of the stack.  This can occur, at least on the Sparc, in the stack of a thread after it has called kill_self.
When checking a pointer within a stack object include the possibility that
it may be equal to the end of the stack.  This can occur, at least on the
Sparc, in the stack of a thread after it has called kill_self.


git-svn-id: 98787b36aaefbae4b30fa755be920954cd25e1e4@388 ae7d391e-3f74-4a2b-a0db-a8776840fd2a

polyml/polyml,dcjm/polyml,dcjm/polyml,polyml/polyml,polyml/polyml,dcjm/polyml,mn200/polyml,polyml/polyml,mn200/polyml,mn200/polyml,mn200/polyml,dcjm/polyml