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[Bug libstdc++/52745] GCC4.7 vector uses copy instead of move constructor
- From: "paolo.carlini at oracle dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 27 Mar 2012 23:21:59 +0000
- Subject: [Bug libstdc++/52745] GCC4.7 vector uses copy instead of move constructor
- Auto-submitted: auto-generated
- References: <bug-52745-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52745
--- Comment #3 from Paolo Carlini <paolo.carlini at oracle dot com> 2012-03-27 23:21:59 UTC ---
Otherwise, if the move constructor by chance throws, the push_back cannot have
no effects, as required by 23.2.1/10. Actually the requirement holds for all
the containers, but only std::vector implements it in 4.7, the other containers
(I *think* only std::deque needs work) will follow.