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Re: other/823: gcc -U does not undef a macro
- To: nobody at gcc dot gnu dot org
- Subject: Re: other/823: gcc -U does not undef a macro
- From: Richard Earnshaw <rearnsha at arm dot com>
- Date: 17 Nov 2000 10:36:01 -0000
- Cc: gcc-prs at gcc dot gnu dot org,
- Reply-To: Richard Earnshaw <rearnsha at arm dot com>
The following reply was made to PR other/823; it has been noted by GNATS.
From: Richard Earnshaw <rearnsha@arm.com>
To: Neil Booth <neilb@earthling.net>, Zack Weinberg <zack@wolery.cumb.org>
Cc: gcc-gnats@gcc.gnu.org, gcc-bugs@gcc.gnu.org
Subject: Re: other/823: gcc -U does not undef a macro
Date: Fri, 17 Nov 2000 10:31:38 +0000
It was this patch that changed the behaviour:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/gcc.c.diff?r1=1.162&r2=1.163
However, there is nothing in the ChangeLog for that entry that says why
this change was introduced.
Zack, was this a mistake?
2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
Integrated preprocessor.
...
* gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
#if USE_CPPLIB.