GNU Tools weekly via Gdb
2026-03-23T19:41:43Z

GNU Tools Weekly News Week 30 (March 22, 2026)

Release updates for GNU toolchain:
* gcc 16.0 regression status (note this is not official numbers, it
might be off by a few)
* P1: 9 -2
* P1+P2+P3 total: 773 -3

General/big GNU toolchain news (including sourceware news):
* Sourceware Survey 2026
* https://inbox.sourceware.org/gcc/20260320112515.GO344@gnu.wildebeest.org/T/#u
* GNU toolchan open office hours were held
* notes can be found at https://gcc.gnu.org/wiki/OfficeHours

GCC easy issue to tackle of the week:
* Missed optimisation: std::in_range simpler size check
* https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118879
* 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
* libstdc++: Implement [simd] for C++26
* https://gcc.gnu.org/cgit/gcc/commit/?id=8be0893fd98c9a89bbcd81e0ff8ebae60841d062
* c++: enable contracts under -std=c++26
* https://gcc.gnu.org/cgit/gcc/commit/?id=62a3c3d5951d078f165ea2c3dc461109b131a289
* gccrs: Sync 41 patches

GCC discussion:
* GSoC 2026 project discussions from participates
* Policy on use of LLM tools and bug fixes (continued):
* https://inbox.sourceware.org/gcc/CAFiYyc3XoTbYe_pjpj5PvmiNN2uX58ssjMh4Dr3=euqpP1SruQ@mail.gmail.com/T/#m4365c662ccc0af15fe987fdd87556fb842e62d2a
* COBOL: Hoping for insight with middle-end computation time.
* https://inbox.sourceware.org/gcc/CAFiYyc3k3PGmvYr+vRoP0VUN+TsBCm8iZfwUT2YMCrZVk4oRDA@mail.gmail.com/T/#m22a906fc6d95d3702a31a1024f292d7f0d6570e3
* RFC: Allow "(mem:<vectype> (reg:<vectype>))"
* https://inbox.sourceware.org/gcc/2d3b73d2-9221-7b98-8fcf-c4fcf2be619c@suse.de/T/#m6a9c799fd3d51a396036c6963fdeffee7fd68705
* Earliest version of gcc the project should support as stage1 for gcc 17
* https://inbox.sourceware.org/gcc/BC210281-A856-43EE-A297-984DA40A1AE2@comcast.net/T/#m411c5ed5aec8ad76588372fb333a6a5239402dd4

GCC bugzilla stats
* 73 new issues filed
* 129 issues closed

glibc commits:
* math: Use cosh, sinh, tanh from CORE-MATH
* x86_64: Add cosh with FMA
* https://sourceware.org/cgit/glibc/commit/?id=c7a7bfe54e7d7cf6ff21114dacdeeb543c378dc2
* math: Sync tgammaf, lgammaf with CORE-MATH
* AArch64: Remove prefer_sve_ifuncs
* https://sourceware.org/cgit/glibc/commit/?id=057e7c9aa1578964712ed01e9f7e986412d9fe6c
* math: Fix spurious overflow and missing errno for lgammaf
* https://sourceware.org/cgit/glibc/commit/?id=19781c22211c6db827eefc240cb6724b5512fc6b

binutils/gdb commits:
* infcall: Add support for integer literals as reference function parameters
* https://sourceware.org/cgit/binutils-gdb/commit/?id=883363daadfa6fc4f9221546f448bfa6a87dd447
* add i386-phoenix, sparc-phoenix, aarch64-phoenix, arm-*-phoenix target to gas
*

gdb discussion:
*

binutils discussion:
*