RE: Improve CRC32C performance on SSE4.2

[Devulapalli, Raghuveer]

Let me know if this fixes the failure. This is technically not a compiler bug.

> -----Original Message-----
> From: Devulapalli, Raghuveer <raghuveer.devulapa...@intel.com>
> Sent: Monday, June 16, 2025 4:53 PM
> To: Andy Fan <zhihuifan1...@163.com>
> Cc: Nathan Bossart <nathandboss...@gmail.com>; John Naylor
> <johncnaylo...@gmail.com>; Jesper Pedersen <jesperpedersen...@gmail.com>;
> Tomas Vondra <to...@vondra.me>; pgsql-hackers@lists.postgresql.org;
> Shankaran, Akash <akash.shanka...@intel.com>
> Subject: RE: Improve CRC32C performance on SSE4.2
> 
> > Just be curious, what kind of optimization (like what -O2 does) could
> > mask this issue?
> 
> >= -O1. Only -O0 shows this problem.
> 
> Raghuveer
> 
> 

v1-0001-Fix-incorrect-checksum-calculation-when-build-wit.patch
Description: v1-0001-Fix-incorrect-checksum-calculation-when-build-wit.patch