preprocessor/2954: gcc -MM dir/file.c produces incorrect dependency

[rickr@mn.rr.com]

>Number:         2954
>Category:       preprocessor
>Synopsis:       gcc -MM dir/file.c produces incorrect dependency
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sat May 26 03:06:01 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     Rick Richardson
>Release:        unknown-1.0
>Organization:
>Environment:
RH 7.0
>Description:
Consider:

$ cc pp/virtual.c -o pp/virtual.o -MM
virtual.o: pp/virtual.c pp/extern.h pp/protocol.h

The correct output should be:

pp/virtual.o: pp/virtual.c pp/extern.h pp/protocol.h

>How-To-Repeat:
$ cc pp/virtual.c -o pp/virtual.o -MM
virtual.o: pp/virtual.c pp/extern.h pp/protocol.h pp/prototypes.h
>Fix:

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