preprocessor/4976: cpp fails to warn about macro redefinitions

[neil@gcc.gnu.org]

Synopsis: cpp fails to warn about macro redefinitions

State-Changed-From-To: open->closed
State-Changed-By: neil
State-Changed-When: Fri Nov 30 15:03:08 2001
State-Changed-Why:
    Please don't mark PRs as high priority; that is supposed to
    be reserved for GCC maintainers.
    
    GCC has been fixed to emit the warning in 3.0.3 and 3.1.
    3.0.2 only warns if -pedantic.

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&pr=4976&database=gcc