Horton

Re: BUG #18839: ARMv7 builds fail due to missing __crc32cw and similar

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Mathew Heard <mat999@gmail.com>
Cc: pgsql-bugs@lists.postgresql.org
Date: 2025-03-13T02:21:20Z
Lists: pgsql-bugs 
Mathew Heard <mat999@gmail.com> writes:
> The relevant commit we have removed from our build that has returned the
> ability to build is.
> https://github.com/postgres/postgres/commit/5980f1884fc911af120c98ad440b9546ed9012c5

> GCC 12.2.0-3 (latest for debian bullseye)
> Debian Bullseye
> ARMv7 (Allwinner H3)

We have buildfarm animals matching that description, eg grison:

https://buildfarm.postgresql.org/cgi-bin/show_history.pl?nm=grison&br=master

So this is not enough info to debug why it doesn't work for you.

			regards, tom lane

Commits

  1. Update configure probes for CFLAGS needed for ARM CRC instructions.