[Bug preprocessor/33907] Empty macro definitions not considered equal

[joseph at codesourcery dot com]

------- Comment #12 from joseph at codesourcery dot com  2007-11-26 12:44 -------
Subject: Re:  Empty macro definitions not considered
 equal

On Mon, 26 Nov 2007, rguenther at suse dot de wrote:

> I see.  But sth changed in the cpp defaults for C++ in 4.3 as things
> that were previously warnings (with 4.2) are now errors (with 4.3), such
> as this one or the macro re-definition.

That would have been the fix for bug 24924.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33907