GNU Tools Weekly News Week 51 (August 16, 2026) Release updates for GNU toolchain: * GDB 18.1 release update * https://inbox.sourceware.org/gdb-patches/[email protected]/ * GNU toolchain conference reminders: * GNU Tools Cauldron 2026, Fri-Sun, October 2-4 (Prague, Czechia) * https://gcc.gnu.org/wiki/cauldron2026 * https://conf.gnu-tools-cauldron.org/prg26/cfp * cfp closes August 31st * Toolchains Track at LPC 2026, October 7th (Prague, Czechia) * https://lpc.events/event/20/abstracts/
General/big GNU toolchain news (including sourceware news): * Notes from Sourceware Open Office, Fri 14 * https://inbox.sourceware.org/gcc/[email protected]/ GCC easy issue to tackle of the week: * a==b imples (a+b)&1 is known to 0 * https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126877 * Like previous week, a range improvement * Reach out to Andrea Pinski <[email protected]> for mentoring on this issue. * Previous ones are listed on https://gcc.gnu.org/wiki/EasyIssuesOfTheWeek GCC commits: * https://gcc.gnu.org/r17-3173 ... r17-3320 148 commits * Simplify ((X CMP1 Y) - (X CMP2 Y)) REL 0 * https://gcc.gnu.org/r17-3190-gc59bee6acb24a0 * match.pd: Fold abs(x) * abs(y) -> abs(x * y) * https://gcc.gnu.org/r17-3200-g7c48d6a74693e1 * c++26: Change alignof (decltype (^^::)) from 1 to alignof (void *) * https://gcc.gnu.org/r17-3213-g89c1412dfc26d1 * x86-64: Add -m128bit-atomic * https://gcc.gnu.org/r17-3230-gd9e21f7c4d1666 * https://www.phoronix.com/news/GCC-Git-m128bit-atomic * aarch64: Add SME2p3/SVE2p3 x2 narrowing right shift intrinsics * https://gcc.gnu.org/r17-3226-gf49cb8938ef3ab * match: Try to remove casts for `(int)-(unsigned)a` * https://gcc.gnu.org/r17-3279-g8d004ef91c4f7c GCC discussion: * Missing copyright header * https://inbox.sourceware.org/gcc/[email protected]/ * RFC: Should -fplugin and -fplugin-arg options be excluded from DW_AT_producer recording? * https://inbox.sourceware.org/gcc/cy5pr02mb899172ad2b298297bce46f73e2...@cy5pr02mb8991.namprd02.prod.outlook.com/ * DW_OP_GNU_uninit emitted with -gstrict-dwarf * https://inbox.sourceware.org/gcc/CAEyVarHYT=o+xyA4snHmSgS3A+YBz=do2ztoae7uat3sy2w...@mail.gmail.com/ * GCC bugzilla stats * 139 new issues filed * 80 issues closed binutils/gdb commits: * aarch64: Implement Structured Exception Handling (SEH) on AArch64 * https://sourceware.org/cgit/binutils-gdb/commit/?id=17afc47d8bc304f527eb58ea8086a39fdc0cbd19 * Mark TIC6X binutils port unmaintained * https://sourceware.org/cgit/binutils-gdb/commit/?id=7e7dd6cfcf60cda2506d19d88ff98622bf670dbd * gdb discussion: * binutils discussion: * glibc commits: * glibc discussion: *
