https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110832
Uroš Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
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CC| |ubizjak at gmail dot com
--- Comment #5 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to Richard Biener from comment #3)
> Maybe r14-2786-gade30fad6669e5
Yes. This is the cost to sanitize operands before every operation.
However, we can recover the performance for -funsafe-math-optimizations with
the patch, attached to the previous message, from:
21,592075559 seconds time elapsed
to:
20,047717312 seconds time elapsed
