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From: "crazylht at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug target/100009] [9 Regression] -march=native doesn't work on
 tigerlake
Date: Tue, 13 Apr 2021 02:04:06 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D100009

--- Comment #4 from Hongtao.liu <crazylht at gmail dot com> ---

> Oops,
> will backport r10-2664-ga9fcfec30f70c30883f53d4b1bd533fbea0e9fb2 (tigerla=
ke
> part) to gcc9.

PTA_AVX512VP2INTERSECT is enabled in GCC10, don't plan to backport to gcc9,=
 so
in GCC9 -march=3Dnative wouldn't enable -mavx512vp2intersect, also kl and w=
idekl.=