GNU Tools weekly via Gdb
2026-03-16T05:36:19Z

GNU Tools Weekly News Week 29 (March 15, 2026)

Release updates for GNU toolchain:
* GCC 16.0.1 release status:
* https://inbox.sourceware.org/gcc/6277162s-n588-nps4-551p-nsp885rn4212@fhfr.qr/T/#u
* gcc 16.0 regression status (note this is not official numbers, it
might be off by a few)
* P1: 11 -5
* P1+P2+P3 total: 776 -17

General/big GNU toolchain news (including sourceware news):
* Notes from Sourceware Open Office, Fri 16:00 UTC
* https://inbox.sourceware.org/gcc/20260316011308.GA32479@gnu.wildebeest.org/
* Dimitar Dimitrov was appointed as PRU binutils maintainer
* https://inbox.sourceware.org/binutils/fa6e9bc9-60d1-458c-832c-02fbcda99c4e@suse.com/T/#m8dcf81087b993f0b82b392d72427b3e73a4dc920
* https://sourceware.org/cgit/binutils-gdb/commit/?id=cd764745c794944601d7aa1b836597475f5f0f33

GCC easy issue to tackle of the week:
* `(x ^ (-CMP)) + CMP` -> `CMP ? -x : x`
* https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113894
* Reach out to Andrew Pinski <andrew.pinski@oss.qualcomm.com> for
mentoring on this issue.

GCC commits:
* note most of the commits from now until the release are bug fixes
which have not been listed here normally
* arm: Add support for _BitInt(N)
* https://gcc.gnu.org/cgit/gcc/commit/?h=trunk&id=e256eb478ad1b8c2c767aa35e03903bf4cd7c842
* c++: require C++26 for -freflection
* https://gcc.gnu.org/cgit/gcc/commit/?h=trunk&id=9bb200e71ccf9c923bd9c7bd546130446fd76e95
* doc: Move specs documentation to GCC internals manual
* https://gcc.gnu.org/cgit/gcc/commit/?h=trunk&id=c600bb7aefca1ac43e57ac8dde957183a8fca7a9
*

GCC discussion:
* GSoC 2026 project discussions from participates
* Policy on use of LLM tools and bug fixes
* https://inbox.sourceware.org/gcc/CAFiYyc3XoTbYe_pjpj5PvmiNN2uX58ssjMh4Dr3=euqpP1SruQ@mail.gmail.com/T/#m4365c662ccc0af15fe987fdd87556fb842e62d2a
* [RFC] Builtins for C++26 integer atomic reductions
* https://inbox.sourceware.org/gcc/ECACB51F-CEDC-4772-B311-464590D5F340@nvidia.com/T/#m32107687793209cbbaa543c10e139cf381e121ed
* Questions on PROMOTE_MODE, function_promote_mode
* https://inbox.sourceware.org/gcc/306d4117-9e41-4732-a1ad-d4d88fdd2218@oss.qualcomm.com/T/#md49ec554ad57e804e4f055ee8ab273d8a2c9a740
*

GCC bugzilla stats
* 126 new issues filed
* 119 issues closed

glibc commits:
* LoongArch: Optimize float environment functions
* https://sourceware.org/cgit/glibc/commit/?id=41e2067a8f238310e72e70b21f7d67fe7d8a9189
* Support loading libunwind (from LLVM compile-rt) instead of libgcc_s
* https://sourceware.org/cgit/glibc/commit/?id=5d89e7c47cc9d27475e086dedbeecc69be82aa74
* malloc: Improve memalign alignment
* https://sourceware.org/cgit/glibc/commit/?id=28882c408c7177ff82277bd69f0d7d4078f72561

glibc discussion:
* [Question] Will switching Linux UAPI headers from __ASSEMBLY__ to
__ASSEMBLER__ affect glibc?
* https://inbox.sourceware.org/libc-alpha/CABZAGREvnu7DYOyCEYdjOSPMzhbjexmx55Xi9wjNeXd_CuaUxA@mail.gmail.com/T/#m28911e194ed53e1e0e982815f6d035f9fb73c3c5
* glibc test time regression after gawk update
* https://inbox.sourceware.org/libc-alpha/202603091211.629CBP4A089309@freefriends.org/T/#me1cf4fe55daef0968479dcb9db5f971bc6770127
*
binutils/gdb commits:
* gdb: boolification
* Many commits so not listing
* bfd: boolification
* Likewise

gdb discussion:
*

binutils discussion:
*