Horton

Re: Compile error on the aarch64 platform: Missing asm/hwcap.h

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

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: 高增琦 <pgf00a@gmail.com>
Cc: Steven Niu <niushiji@gmail.com>, John Naylor <johncnaylorls@gmail.com>, Thomas Munro <thomas.munro@gmail.com>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Date: 2025-11-18T21:18:38Z
Lists: pgsql-hackers

Commits

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  1. Fix pg_popcount_aarch64.c to build with ancient glibc releases.

  2. Fix pg_crc32c_armv8_choose.c to build with ancient glibc releases.

=?UTF-8?B?6auY5aKe55Cm?= <pgf00a@gmail.com> writes:
> There's another one (the last one) in the previous email that needs fixing:
> HWCAP_SVE for pg_popcount_aarch64.c

Sorry, you didn't make clear enough that you were parenthetically
reporting a totally independent bug ...

			regards, tom lane