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[Bug c++/14710] Warning about useless casts
- From: "jason at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 14 Mar 2012 18:00:33 +0000
- Subject: [Bug c++/14710] Warning about useless casts
- Auto-submitted: auto-generated
- References: <bug-14710-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14710
--- Comment #8 from Jason Merrill <jason at gcc dot gnu.org> 2012-03-14 18:00:33 UTC ---
I wouldn't warn about a cast that changes the type or value category of an
expression at all, or a cast that ends up being the same type as the result of
template instantiation. But a warning for (A*)&a seems reasonable.