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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: Thu, 09 Feb 2012 08:45:10 +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
--- Comment #26 from Benjamin Kosnik <bkoz at gcc dot gnu.org> 2012-02-09 08:45:10 UTC ---
Created attachment 26620
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26620
complete transition to __atomic, modulo config
... and for config, plan would be to just remove check for atomic builtins and
resulting macros