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[Bug libstdc++/51798] [4.7 regression] libstdc++ atomicity performance regression due to __sync_fetch_and_add
- From: "bkoz at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 27 Jan 2012 19:10:49 +0000
- Subject: [Bug libstdc++/51798] [4.7 regression] libstdc++ atomicity performance regression due to __sync_fetch_and_add
- Auto-submitted: auto-generated
- References: <bug-51798-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51798
Benjamin Kosnik <bkoz at gcc dot gnu.org> changed:
What |Removed |Added
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CC| |bkoz at gcc dot gnu.org
--- Comment #23 from Benjamin Kosnik <bkoz at gcc dot gnu.org> 2012-01-27 19:10:49 UTC ---
Jakub, your patch is exactly correct. If your testing succeeds, please check it
in.
Furthermore, I agree with your comment #11. I'm on it.