It works out of box with glibc-2.35. I think this issue is already
fixed at glibc side, by the commit:
commit 0b5ca7c3e551e5502f3be3b06453324fe8604e82
Author: Paul Eggert <eggert@cs.ucla.edu>
Date: Tue Sep 21 07:47:45 2021 -0700
regex: copy back from Gnulib
Copy regex-related files back from Gnulib, to fix a problem with
static checking of regex calls noted by Martin Sebor. This merges the
following changes:
* New macro __attribute_nonnull__ in misc/sys/cdefs.h, for use later
when copying other files back from Gnulib.
... ... (unrelated things trimmed)
Update to bc-3.2.4.
Update to autoconf-2.70.
Update to openssl-1.1.1i.
Update to Python3-3.9.1.
Update to linux-5.9.14.
Update to bash-5.1 and readline-8.1.
git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@12069 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
