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[Bug middle-end/79665] gcc's signed (x*x)/200 is slower than clang's
- From: "tulipawn at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 22 Feb 2017 21:53:35 +0000
- Subject: [Bug middle-end/79665] gcc's signed (x*x)/200 is slower than clang's
- Auto-submitted: auto-generated
- References: <bug-79665-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79665
PeteVine <tulipawn at gmail dot com> changed:
What |Removed |Added
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CC| |tulipawn at gmail dot com
--- Comment #5 from PeteVine <tulipawn at gmail dot com> ---
Psst! GCC 7 was already 1.75x faster than Clang 3.8 on my aarch64 machine when
I benchmarked this code 3 weeks ago, but with this patch, it seems to take a 5%
hit.