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[Bug gcov-profile/80952] gcc 7.1.1 has a drastic performance downgrade using "-fprofile-arcs" compared to 6.3.1 version
- From: "pinskia at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 02 Jun 2017 09:15:55 +0000
- Subject: [Bug gcov-profile/80952] gcc 7.1.1 has a drastic performance downgrade using "-fprofile-arcs" compared to 6.3.1 version
- Auto-submitted: auto-generated
- References: <bug-80952-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80952
--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I was actually talking about generic atomic add and fetch optimization and not
one directly related to profiling data.