From: GNU Tools weekly via Gdb <gdb@sourceware.org>
To: gcc@gcc.gnu.org, binutils@sourceware.org,
libc-alpha@sourceware.org, gdb@sourceware.org,
andrew.pinski@oss.qualcomm.com
Subject: GNU Tools Weekly News Week 55 (September 13, 2026)
Date: Mon, 14 Sep 2026 18:05:59 -0700 [thread overview]
Message-ID: <CAHt=NyNm+pC1spTw0E68jQXjE8K_im63KmrOT5SjdO8Y=ZYPQQ@mail.gmail.com> (raw)
In-Reply-To: <CAHt=NyO9rPB60s1KyCPh6HRW2xrjucw93uRHs-FS7DjCyk2-kw@mail.gmail.com>
GNU Tools Weekly News Week 55 (September 13, 2026)
Sorry I didn't do this until now; family stuff going on.
Release updates for GNU toolchain:
* GDB 18.1.0 update
* Release didn't happen, some bugs came up; delayed until the 25th
* https://inbox.sourceware.org/gdb-patches/87h5jscjhu.fsf@redhat.com/
* GCC 13.5.0 was released
* https://inbox.sourceware.org/gcc/952104o8-0r3s-oq9q-7619-q1o3r58p4ssq@fhfr.qr/
GNU toolchain conference reminders:
* GNU Tools Cauldron 2026, Fri-Sun, October 2-4 (Prague, Czechia)
* https://gcc.gnu.org/wiki/cauldron2026
* https://conf.gnu-tools-cauldron.org/prg26/cfp
* Toolchains Track at LPC 2026, October 7th (Prague, Czechia)
* https://lpc.events/event/20/abstracts/
General/big GNU toolchain news (including sourceware news):
* gccrs August 2026 Monthly report
* https://inbox.sourceware.org/gcc/8b7f85ea-4cf2-413b-9c88-87d4bd829f46@opensrcsec.com/
* Notes from Sourceware - Building Together, Fri 11, 15:00 UTC
* https://inbox.sourceware.org/gcc/20260911201600.GO23490@gnu.wildebeest.org/
* Implementation of GCC's Nested Functions (vs. C++ Lambdas)
* https://uecker.codeberg.page/2026-09-05.html
* Ghosts and Demons: Undefined Behavior in C2Y (Status 2026-08-23)
* https://www.open-std.org/jtc1/sc22/wg14/www/docs/n3957.pdf
GCC easy issue to tackle of the week:
* `a << CST >> CST` can be simplified into a if upper CST bits of a
are known to be zero
* https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126644
* Reach out to Andrea Pinski <andrew.pinski@oss.qualcomm.com> for
mentoring on this issue.
* Previous ones are listed on https://gcc.gnu.org/wiki/EasyIssuesOfTheWeek
GCC commits:
* https://gcc.gnu.org/r17-3967 ... r17-4211 - 245 commits
* ifcvt: Handle arm-only diamond live-outs
* https://gcc.gnu.org/r17-3970-g301afaab5b8eaf
* middle-end: Improve bitreverse RTL expansion with AOP.
* https://gcc.gnu.org/r17-3977-gfb21f1686938d6
* match/fold: support (a CMP b) OP (a CMP b) for more OPs
* https://gcc.gnu.org/r17-4001-gbbc2517fe41307
https://gcc.gnu.org/r17-4000 https://gcc.gnu.org/r17-3999
* RISC-V: Rewrite vector FMA patterns using fma rtxes
* https://gcc.gnu.org/r17-4002-gc44d962721818b
* Cleanup some `build_int_cst (NULL_TREE`
* https://gcc.gnu.org/r17-4008 r17-4009 r17-4010
* ranger: give loads from constant tables of floats a range
* https://gcc.gnu.org/r17-4024-gc1b5260244cf53
* Recognize CLZ loop for signed non-negative values
* https://gcc.gnu.org/r17-4047-ge90e0f66051d33
* https://gcc.gnu.org/r17-4191-g52ceb1698c9f46
* gccrs merge (43 commits)
* https://gcc.gnu.org/r17-4130-g4d9b51c8cb1317 ...
https://gcc.gnu.org/r17-4088-gb276fbcc9d8ad0
* phiopt/cselim: Support constants for cond_store_replacement_limited
* https://gcc.gnu.org/r17-4133-g230d950810f378
* Add clobber parsing to the GIMPLE FE
* https://gcc.gnu.org/r17-4148-g9ed526efc2f6ab
* match.pd: fold A - MIN (B, C) to A + MAX (-B, -C)
* https://gcc.gnu.org/r17-4209-g771f488a90f748
* match.pd: complete the branchless min and max folds
* https://gcc.gnu.org/r17-4210-g9d734bb468e714
* rs6000: Add ABI and libgcc support for C23 _BitInt [PR117584]
* https://gcc.gnu.org/r17-4163-g83998f47450c08
GCC discussion:
*
GCC bugzilla stats
* 143 new issues filed
* 129 issues closed
binutils/gdb commits:
* RISC-V: Support Zvabd version 0.9
* https://sourceware.org/cgit/binutils-gdb/commit/?id=720f87fd856c31aaf13bd264285fda97376f2535
* RISC-V: Add Sspmp extension support
* https://sourceware.org/cgit/binutils-gdb/commit/?id=b16f10037c4814ab03416a4ab143337591881e2b
*
gdb discussion:
*
binutils discussion:
*
glibc commits:
*
glibc discussion:
*
prev parent reply other threads:[~2026-09-15 1:06 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-31 5:06 GNU Tools Weekly News Week 53 (August 30, 2026) GNU Tools weekly via Gdb
2026-09-07 7:50 ` GNU Tools Weekly News Week 54 (September 6, 2026) GNU Tools weekly via Gdb
2026-09-15 1:05 ` GNU Tools weekly via Gdb [this message]
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