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GNU Tools Weekly@gnutoolsweekly@hachyderm.io (2026-09-24 14:21:21)
https://inbox.sourceware.org/gcc/CAHt=NyO+T8bv0vT6VSbo2z_vYk=tjiAg+yKp+92Tb=uJO2OuBQ@mail.gmail.com/

GNU Tools Weekly News Week 56 (September 20, 2026)

Release updates for GNU toolchain:
 * GDB 18.1.0 update
  * https://inbox.sourceware.org/gdb-patches/87se32aoq1.fsf@redhat.com
  * Release is this Friday!

GNU toolchain conference reminders:
 *  GNU Tools Cauldron 2026, 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:
 * Syncing Rust GCC ["JIT"] backend or how to test Murphy's law
  * https://blog.guillaume-gomez.fr/articles/2026-09-22+Syncing+Rust+GCC+backend+or+how+to+test+Murphy%27s+law
 * Meeting minutes - Office Hours for the GNU Toolchain - 2026-09-17
  * https://inbox.sourceware.org/gcc/190c0f1d-cbe9-4fe2-be74-58c6042667b1@redhat.com/
  * https://gcc.gnu.org/wiki/OfficeHours
 *

GCC easy issue to tackle of the week:
 *  `(a&-a) < 0` -> `a == INT_MIN`
  * https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126627
  *  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/r17-4212 ... r17-4502 -  291 commits
  * Improve saturated unsigned add detection
  * https://gcc.gnu.org/r17-4218 https://gcc.gnu.org/r17-4219
 * gccrs sync
  * https://gcc.gnu.org/r17-4278 ... https://gcc.gnu.org/r17-4360
 * Improve some code in std::vector::push_back
  * https://gcc.gnu.org/r17-4377-ge548eb628c689e
https://gcc.gnu.org/r17-4378-gedb9556068ae47
 * contrib, libcpp, libstdc++: Update to Unicode 18.0.0
  * https://gcc.gnu.org/r17-4409-g20a1e5b5c5addc
 * aarch64: Add support for FEAT_CMH atomic {store,load} intrinsics
  * https://gcc.gnu.org/r17-4448-gd5a076158aa3da
https://gcc.gnu.org/r17-4449-g4015b65b038bea
 * phiopt: Better pr
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