https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104726

Hongyu Wang <wwwhhhyyy333 at gmail dot com> changed:

           What    |Removed                     |Added
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  Attachment #52532|0                           |1
        is obsolete|                            |

--- Comment #4 from Hongyu Wang <wwwhhhyyy333 at gmail dot com> ---
Created attachment 52535
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52535&action=edit
Updated patch



(In reply to Jakub Jelinek from comment #3)
> Also, the builtin at the start of main compiled with -mavx2 is risky, there
> could be avx2 insns e.g. in the prologue. avx2-check.h is the usual way

Thanks for pointing it out, updated accordingly.

Hi Rainer, sorry for previous mistake, can you try the updated one?

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