GNU Tools Weekly News Week 40 (May 31, 2026)

[GNU Tools weekly via Gdb <gdb@sourceware.org>]

GNU Tools Weekly News Week 40 (May 31, 2026)
Release updates for GNU toolchain:
* None

GNU toolchain conference reminders:
 * FOSSY 2026 toolchain track North America, Aug 6-9 (Vancouver, Canada)
   * Call for Proposals: https://2026.fossy.ca/call-for-proposals/
 * 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):
 * GCC AI policy working group - 2026-05-29
  * https://inbox.sourceware.org/gcc/CAH6eHdR2bP+C9OvWRrddSRgcnwSLyWGrv0ADpc_m8eUMXociEA@mail.gmail.com/
  * http://gcc.gnu.org/wiki/working-group-ai-policy
 * The Linux Test Project (LTP) has been released for May 2026
  * https://inbox.sourceware.org/libc-alpha/ahmZ_HcEEuyPzPFq@yuki.lan/T/
 * (missed from last week) Office Hours for the GNU Toolchain
  * was held on 2026-05-21
  * notes:
   * https://gcc.gnu.org/wiki/OfficeHours#Meeting:_2026-05-21_.40_1100h_EST5EDT
   * https://gcc.gnu.org/wiki/OfficeHours#Meeting:_2026-05-21_.40_0900h_.22Asia.2FKolkata.22


GCC easy issue to tackle of the week:
 * https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125274
  * BOOL_BITFIELD in system.h can be removed
  * This one is slightly more involved this week and it is a cleanup
rather than a missed optimization.
  * 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/r17-712 - https://gcc.gnu.org/r17-1050 : 339
commits (Huge weeks folks)
 * Summary of Ada changes (Thanks Marc)
  * Many bug fixes, doc enhancements and technical debt cleanup.
  * Flare progress (Constructor, finally)
  * More work on Unsigned base range
  * Better SARIF support
  * More VAST (Verifier for the Ada Semantic Tree) enhancement
(Aspect/Pragma check, Entity chain check).
  * Add debug routine for printing entity chains
  * Adjust envp handling (stop using gnat_envp)
 * aarch64: SVE2.2/SME2.2 support
  * https://gcc.gnu.org/r17-969 ... https://gcc.gnu.org/r17-981
 * AVR: Support [[len=<words]] notes in inline asm to specifty its size.
  * https://gcc.gnu.org/r17-892-geaf619a0f552d7
 * aarch64: improve vector creation (SIMD and SVE)
  * https://gcc.gnu.org/r17-896-g44a31df54837ad ...
https://gcc.gnu.org/r17-899-g52d5a8870d2108
 * ext-dce improvements
  * https://gcc.gnu.org/r17-844-gdcba59a336f530 ...
https://gcc.gnu.org/r17-845-g4a97237ac39074
 * libstdc++: Implement P3567R2 flat_meow fixes
  * https://gcc.gnu.org/r17-908-gf46eccc9409136
 * vect: Don't generate scalar epilogue if not needed
  * https://gcc.gnu.org/r17-837-g8af2e8e49d6e5d
 * libcody: allow non-ASCII module names
  * https://gcc.gnu.org/r17-920-g7512f0bbbea33c

GCC discussion:
 * register_operand in non-strict RTL
  * https://inbox.sourceware.org/gcc/3f1692ab-831a-4000-8c7c-be76436ae0af@gjlay.de/T/

GCC bugzilla stats
 * 83 new issues filed
 * 56 issues closed

glibc commits:
 * Arch64: Add support for SVE2 ifuncs
  * https://sourceware.org/cgit/glibc/commit/?id=b26cc4fbb74f516fc2b26bdfe7e524392d940250
 * malloc: aarch64: Remove broken memory tagging
  * https://sourceware.org/cgit/glibc/commit/?id=70be9819b5eb7ed0050cffb45113332f96f5a55f

glibc discussion:
 *

binutils/gdb commits:
 * gdb/aarch64: Test record/replay support for CSSC
  * https://sourceware.org/cgit/binutils-gdb/commit/?id=faa57d5233c0a69accf8073efad2089c095b53bc
 * gdb/aarch64: record/replay support for LSE128
  * https://sourceware.org/cgit/binutils-gdb/commit/?id=ca85c8b554c85b0baff9494a1356333c6e5953d5

gdb discussion:
 *

binutils discussion:
 * macho gas support
  * https://inbox.sourceware.org/binutils/1AAD4195-5402-48D8-9A09-1F69F92A8C26@sandoe.co.uk/T/