GNU Tools weekly via Gdb
2025-12-08T08:55:14Z

GNU Tools Weekly News Week 15 (December 7, 2025)

Release updates for GNU toolchain:
* GDB 17.1 release next weekend (Sat-Sun Dec 13-14)
* https://inbox.sourceware.org/gdb-patches/aTWF5TvHxYpgR2kp@adacore.com/T/#u
* glibc 2.43 release planning
* https://inbox.sourceware.org/libc-alpha/f8fd8390-c481-4c3b-a270-31df08129bf0@redhat.com/T/
* https://sourceware.org/glibc/wiki/Release/2.43

General/big GNU toolchain news (including sourceware news):
* The GCC Steering Committee has a wiki page detailing their mission
and current requests are listed
** https://gcc.gnu.org/wiki/gcc-steering-committee
* What’s New in Oracle Solaris 11.4 SRU 87
** GCC 15 included now
** https://blogs.oracle.com/solaris/whats-new-in-oracle-solaris-11-4-sru-87

GCC commits:
* Fixes for aarch64 mingw support (long double and varargs)
* MIPS: add support for mips allegrex cores
* GCC rust: 12 patch sync
* Ada: 7 patch sync
* Sync libsanitizer from upstream
* amdgcn: Implement Managed Memory
* libstdc++: implement P3044R2
* libstdc++: Convertibility of rank == 0 layouts, LWG4272.
* libstdc++: Implement P2655R3
* Add -ffuse-ops-with-volatile-access (enabled for x86 by default)
* OpenMP: C/C++ parser support for dyn_groupprivate
** Fortran support was earlier

GCC discussion:
* injected class name vs. constructor reference (with templates)
** https://inbox.sourceware.org/gcc/280584618.373279.1765122885363@connect.xfinity.com/T/#u
* "A: a new bug to old plain C"
** https://inbox.sourceware.org/gcc/CAKBShRQUB-YPq48UO_heX67j=-_2jpYWuxJKig+RC6B-mP5PJA@mail.gmail.com/T/#t
* Bug in identical code folding?
** https://inbox.sourceware.org/gcc/aa96c8d9-e2b4-46f5-aa43-73e1fded3804@gjlay.de/T/#t
* Question about ifcvt optimization
* https://inbox.sourceware.org/gcc/CAPt2h2YgxzSB+N8jmrjEW7yLr1+xXGj-EPuygVgEn65VwqydPg@mail.gmail.com/T/#u

GCC bugzilla stats
* 113 new issues filed
* 79 issues closed

glibc commits:
* aarch64: Optimise AdvSIMD log1pf, logf, log2f, log10f, log1p, log,
log2, log10
* aarch64: Optimise AdvSIMD acoshf, asinhf, atanhf
* aarch64: Implement AdvSIMD and SVE rsqrt(f) routines

glibc discussion:
* Deprecation of s390-32 in glibc
* https://inbox.sourceware.org/libc-alpha/b1dfec5f-54d1-49e8-a14d-b02bd79ee4d3@linux.ibm.com/T/

binutils/gdb commits:
* gdb/guile: remove support for Guile < 2.2
* Add AMD znver6 processor support