GNU Tools Weekly News Week 16 (December 14, 2025)

[GNU Tools weekly]

GNU Tools Weekly News Week 16 (December 14, 2025)

Release updates for GNU toolchain:
 * GDB 17.1 release update -- Delayed to next weekend (Sat-Sun Dec 20-21)
  * https://inbox.sourceware.org/gdb-patches/aT03WfMQ8Z1a4IUP@adacore.com/T/#u
 * Soft freeze for the glibc-2.43 release
  * https://inbox.sourceware.org/libc-alpha/CAMAf5_cO94nwG8nuF9N7bMhAgGO0nX=5u7wC_PrjFXW79kQ7zQ@mail.gmail.com/T/

General/big GNU toolchain news (including sourceware news):
 *  The GCC Steering Committee has a wiki page detailing their mission
and current requests are listed
   ** https://gcc.gnu.org/wiki/gcc-steering-committee
 * GNU toolchain office hours: Asia friendly timezone starting this week:
  * https://inbox.sourceware.org/gcc/2d9de3ff28174576805614fb8b14d253feaf644c.camel@klomp.org/T/#u
 * GNU toolchain office hours coming up this week: 2025-12-18 @ 1100h EST5EDT
  * https://gcc.gnu.org/wiki/OfficeHours
* Sourceware Open Office happened last Friday 2025-12-12
 * Notes will be posted soon

GCC commits:
 * aarch64: Add support for C1 cores
 * RISC-V: Pragma target now supported
 * LoongArch: Introduce LoongArch32 target
 * c++/modules: #include <vector> -> import <bits/stdc++.h>
 * Cleanup/Fix option documentations for many targets
 * ch: Improve copy header when the bbs are predicated as non-executed

GCC discussion:
 * pointer comparison in GIMPLE
  * https://inbox.sourceware.org/gcc/87fr9hsl0l.fsf@oracle.com/T/
 * Deprecating IA64 and selective scheduling
  * https://inbox.sourceware.org/gcc/CAHtyXDcJX5B5xrQbi5LpHkjS_q-CwzQfYoHSp0h8QH7jPc_-fw@mail.gmail.com/T/
 * Requiring a BZ account as part of commit access process
  * https://inbox.sourceware.org/gcc/CADzB+2mVmpFZ2qnWF5hRH9gQFrfeAJN+tibazA1sRAYQhCiRhg@mail.gmail.com/T/
 * Use of LLM for patches
  * https://inbox.sourceware.org/gcc/CALvbMcDiyuq2UkQF57kD9s=6P937jLkrFKn5HzvjNgRW-SmNow@mail.gmail.com/T/

GCC bugzilla stats
 * 80 new issues filed
 * 52 issues closed


glibc commits:
 * malloc: Enable 2MB THP by default on Aarch64

glibc discussion:
 * Deprecation of s390-32 in glibc
  * continued
  * https://inbox.sourceware.org/libc-alpha/b1dfec5f-54d1-49e8-a14d-b02bd79ee4d3@linux.ibm.com/T/

binutils/gdb commits:
 * LoongArch: Add support for LoongArch32 to binutils
 * aarch64: Add support for FEAT_LSCP