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Sun, 14 Sep 2025 14:19:31 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: Date: Sun, 14 Sep 2025 14:19:20 -0700 X-Gm-Features: AS18NWCg6Fd7gGxX0bZH7ECpb7ay6hGj_BBcVp9K0tH3L4JCO_Ju4xi0q3sNK6M Message-ID: Subject: GNU Tools Weekly News Week 3 (September 14, 2025) To: gcc@gcc.gnu.org, binutils@sourceware.org, libc-alpha@sourceware.org, gdb@sourceware.org Cc: andrew.pinski@oss.qualcomm.com Content-Type: text/plain; charset="UTF-8" X-BeenThere: gdb@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gdb mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: GNU Tools weekly via Gdb Reply-To: GNU Tools weekly Errors-To: gdb-bounces~public-inbox=simark.ca@sourceware.org Sender: "Gdb" GNU Tools Weekly News Update Week 3 (September 14, 2025) General/big GNU toolchain news (including sourceware news): The GNU tools Cauldron 2025 schedule is now live: https://conf.gnu-tools-cauldron.org/opo25/schedule/ Sourceware Together; Open Office was held on Friday September 12th gccrs August 2025 Monthly report: https://inbox.sourceware.org/gcc/1a8ba586-89c7-4a3a-b16e-4757fed460c1@embecosm.com/T/#u GCC discussion: * Should the forge-bot send patches to the gcc-patches mailing list? https://inbox.sourceware.org/overseers/20250909215535.GO19968@gnu.wildebeest.org/T/ * Attribute for custom memset function: https://inbox.sourceware.org/gcc/CAH6eHdSdx4nd=hyyQGjzfc2GOLmM=E1w8PGBC++5zBWaZ=ZKfw@mail.gmail.com/T/ * RISC-V nightly performance testing of GCC on SPEC CPU 2017: https://inbox.sourceware.org/gcc/4ED897B6-0F37-4954-A18F-47EC768F9808@igalia.com/T/ * Clarification about RTL shifts semantics: https://inbox.sourceware.org/gcc/87y0qk27sc.fsf@googlemail.com/T/ GCC commits: * Improve the malloc+memset->calloc optimization (not doing as much and doing more) * C++26: libstdc++: Implement constant_wrapper, cw from P2781R9. * C++26: libstdc++: Adjust span/mdspan CTAD for P2781R9. * C++26: libstdc++: Apply LWG4351 to CTAD of span/mdspan. * c++: Fix mangling of _Float16 template args * c, c++: Allow &__real__ static_var in constant expressions * c++20: Change mangling of Intel/Motorola extended long double literals ** ABI CHANGE** * c: Warn when returning nested functions that require a non-local context. * new fabs(a+0.0) -> fabs(a) pattern (From a first time contributor) * c2y:: Implement N3517 array subscripting without decay * ~70 commits to the Ada front-end GCC bugzilla stats: * 97 new issues filed * 64 issues closed glibc commits: * Fix build for -Os for a few targets * AArch64: add optimised strspn/strcspn * Use builtin atomics more * benchtests: Add lgamma, asinh, and acosh benchmarks gdb/binutils discussion: * gdb XML type for SME ZA storage: https://inbox.sourceware.org/gdb/CANnS9ruMH-VeRN+SXrP2uOxkMg=mDTZWab=3R7-77Aa8apGEFQ@mail.gmail.com/T/ * GDB 17 pre-release (first prelease for GDB 17 before RCs) for testing: https://inbox.sourceware.org/gdb-patches/86y0qku8qm.fsf@gnu.org/T/ * Removal of stabs debug info support in GDB: https://inbox.sourceware.org/gdb-patches/20250910203035.1702632-1-guinevere@redhat.com/T/