preprocessor/5899: -M disables -dM

[Neil Booth]

The following reply was made to PR preprocessor/5899; it has been noted by GNATS.

From: Neil Booth <neil@daikokuya.demon.co.uk>
To: Andreas Schwab <schwab@suse.de>
Cc: neil@gcc.gnu.org, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org,
	gcc-gnats@gcc.gnu.org
Subject: Re: preprocessor/5899: -M disables -dM
Date: Sat, 9 Mar 2002 20:48:36 +0000

 Andreas Schwab wrote:-
 
 > IMHO neither -dM nor -M produce "normal output", so it would not
 > contradict the docs to output both.
 
 Sure, but it wasn't mentioned that it outputs to two streams
 simultaneously.  2.95 didn't.
 
 > Both 2.95 and 3.0.4 behave as expected by glibc.
 
 What is "expected by glibc"?  It's not what you posted, since 2.95.4
 didn't support -MF.
 
 Neil.