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[Bug sanitizer/59061] Port leaksanitizer
- From: "Joost.VandeVondele at mat dot ethz.ch" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 06 Dec 2013 06:50:07 +0000
- Subject: [Bug sanitizer/59061] Port leaksanitizer
- Auto-submitted: auto-generated
- References: <bug-59061-4 at http dot gcc dot gnu dot org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59061
--- Comment #39 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> ---
(In reply to Sergey Matveev from comment #37)
> I've patched LSan to use the real memset(). At least on my machine this
> brought no performance improvement compared to kcc's latest change (just FYI
> - not trying to make any point).
After the latest sanitizer merge, I see a significant reduction in the overhead
of -fsanitize=leak (overhead went down from ~20% to <5%). Nice!