c/4270: quoted ctrl M breaks parser

[george@palisad.com]

>Number:         4270
>Category:       c
>Synopsis:       quoted ctrl M breaks parser
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sat Sep 08 14:56:00 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     george@palisad.com
>Release:        3.0.1
>Organization:
>Environment:
solaris x86
>Description:
When a '^M' occurs as a character, i.e.

	*c == '^M'

the parser breaks.  The string ^M represents an
octal 015 character and was inserted from emacs
by quoting a ctrl M.
>How-To-Repeat:

>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted: