[Bug 288321] memrchr function can be very slow

From: <bugzilla-noreply_at_freebsd.org>
Date: Sat, 19 Jul 2025 12:43:23 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=288321

--- Comment #2 from Andriy Gapon <avg@FreeBSD.org> ---
(In reply to Konstantin Belousov from comment #1)
The first argument does not have to be a string ("C-string") despite what our
manual page says.

IMO, it's a responsibility of a programmer to ensure that len parameter is
within the searched object (same as with, e.g., memcpy).

https://pubs.opengroup.org/onlinepubs/009696799/functions/memchr.html

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