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• 2026/08/22 [Bug middle-end/127010] New: [12/13/14/15 Regression] ICE during RTL expand of switch over int; GCC 13+ runs out of memory lyican53 at sjtu dot edu.cn via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126827] Missing vrp due to builtin calls are not all handled (only handled in nonnegative) cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug c/127009] [17 Regression] GIMPLEFE needs a better way of representing REF_REVERSE_STORAGE_ORDER pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug c/127009] New: [17 Regression] GIMPLEFE needs a better way of representing REF_REVERSE_STORAGE_ORDER pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug c++/127008] New: `if (type a(1))` should have a better error message pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug target/71048] unexpected/invalid handling of partially aligned volatile cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/111000] [14 Regression] Wrong code at -O3 on x86_64-linux-gnu since r14-2944-g3d48c11ad08 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug c++/127007] New: ICE in diagnose_uncaught_exception, at cp/constexpr.cc s.kimura.h41104 at gmail dot com via Gcc-bugs
• 2026/08/22 [Bug middle-end/126980] -Os may not generate the shortest code sequences pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug middle-end/126980] -Os may not generate the shortest code sequences hjl.tools at gmail dot com via Gcc-bugs
• 2026/08/22 [Bug target/127004] [17 Regression] Recent changes to lower long-multipy chagnes to inline regress on avr-elf pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug target/127004] [17 Regression] Recent changes to lower long-multipy chagnes to inline regress on avr-elf pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug libstdc++/127005] Wmaybe-uninitialized with optional<lock_guard<mutex>> jengelh at inai dot de via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126996] [17 Regression] SLP patterns ICE after g:cd962857ea3d8db2e7ed08f98df4152e7739e8cd pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug target/127004] [17 Regression] Recent changes to lower long-multipy chagnes to inline regress on avr-elf pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug libstdc++/127005] Wmaybe-uninitialized with optional<lock_guard<mutex>> pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/127005] Wmaybe-uninitialized with optional<lock_guard<mutex>> pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126991] genmatch handling of cond^ should be improved pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug modula2/126863] [17 Regression] Python check fails in libgm2 gaius at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug modula2/125129] Many tests fail to link on FreeBSD gaius at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug c++/127006] New: ospanstream forces istream on ctor Darrell.Wright at gmail dot com via Gcc-bugs
• 2026/08/22 [Bug target/126782] [Darwin] sys/_types/_rsize_t.h does not define rsize_t with -fmodules iains at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug target/127004] New: [17 Regression] Recent changes to lower long-multipy chagnes to inline regress on avr-elf law at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug c++/127005] New: Wmaybe-uninitialized with optional<lock_guard<mutex>> jengelh at inai dot de via Gcc-bugs
• 2026/08/22 [Bug c++/124888] [15/16/17 Regression] [modules] The compiler requires typeinfo to be included in the standard library cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug fortran/126964] [17 Regression] 4-5% slowdown of tonto of Zen{2,3,4,5} since r17-3342-gf3943597388db4 jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug target/124027] x86 coff -fpic output is not position independent pali at kernel dot org via Gcc-bugs
• 2026/08/22 [Bug target/126782] [Darwin] sys/_types/_rsize_t.h does not define rsize_t with -fmodules pietro at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug target/126873] RISC-V rv64gcv: wrong code at -O1 law at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization] Regression in 15/16, -O2 auto-vectorizer emits aligned movaps to unaligned address -> SIGSEGV Public via Gcc-bugs
• 2026/08/22 [Bug c++/126992] GCC produces different output based on whether conversion function is explicitly called or not jlame646 at gmail dot com via Gcc-bugs
• 2026/08/22 [Bug target/126986] GCC 16.1.0 sparc64 ICE while compiling LLVM 22: LABEL_REF in UNSPEC_MOVE_GOTDATA rejected by sparc_delegitimize_address ebotcazou at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug lto/127003] New: LTO fails to materialize defaulted move-assignment operator that is only referenced from an exception-cleanup (EH unwind) path, causing "undefined reference" at final link ulrich.telle at gmx dot de via Gcc-bugs
• 2026/08/22 [Bug c++/127002] Reflection metadata from define_static_array/define_static_string is conflated across distinct local classes sharing the same name and layout dikachess at gmail dot com via Gcc-bugs
• 2026/08/22 [Bug modula2/126847] [17 Regression] modula2: Build/install broken for LTO and some platforms after r17-3227-gb3275d4a1f199 gaius at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug c++/127002] New: Reflection metadata from define_static_array/define_static_string is conflated across distinct local classes sharing the same name and layout dikachess at gmail dot com via Gcc-bugs
• 2026/08/22 [Bug libstdc++/124786] cannot create std::deque larger than max_size when using mmap allocator pali at kernel dot org via Gcc-bugs
• 2026/08/22 [Bug target/124027] x86 coff -fpic output is not position independent pali at kernel dot org via Gcc-bugs
• 2026/08/22 [Bug target/126431] [SH] internal compiler error: in lra_assign, at lra-assigns.cc:1691 olegendo at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug middle-end/126167] LRA / SH: Improve on R0 spill failures olegendo at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug middle-end/127001] New: -O1 generates slower code than -Os hjl.tools at gmail dot com via Gcc-bugs
• 2026/08/22 [Bug modula2/126847] [17 Regression] modula2: Build/install broken for LTO and some platforms after r17-3227-gb3275d4a1f199 gaius at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/127000] New: [17 Regression] ICE at -O2 during GIMPLE pass: fre xxs_chy at outlook dot com via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126999] New: [14/15/16/17 Regression] ICE at -O3 during GIMPLE pass: vrp xxs_chy at outlook dot com via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126998] New: ICE at -O3 on x86_64-linux-gnu during GIMPLE pass: vect xintong.zhou1 at uwaterloo dot ca via Gcc-bugs
• 2026/08/22 [Bug lto/108534] LTO streamer does not remap source directory gccbmw at lsmod dot de via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126997] New: [17 Regression] ICE exact_div, at poly-int.h:2179 with SLP vectorisation ktkachov at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126996] New: [17 Regression] SLP patterns ICE after g:cd962857ea3d8db2e7ed08f98df4152e7739e8cd tnfchris at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126995] [17 regression] ICE when building cairo-1.18.4 in vect_schedule_slp_node sjames at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126991] genmatch handling of cond^ should be improved pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126995] [17 regression] ICE when building cairo-1.18.4 in vect_schedule_slp_node sjames at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126991] genmatch handling of cond^ should be improved pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126995] [17 regression] ICE when building cairo-1.18.4 in vect_schedule_slp_node pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126995] [17 regression] ICE when building cairo-1.18.4 in vect_schedule_slp_node sjames at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126995] [17 regression] ICE when building cairo-1.18.4 in vect_schedule_slp_node sjames at gcc dot gnu.org via Gcc-bugs
• 2026/08/22 [Bug tree-optimization/126995] New: [17 regression] ICE when building cairo-1.18.4 in vect_schedule_slp_node sjames at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug c++/126755] GCC rejects valid program involving overloaded conversion operators jlame646 at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126994] [17 Regression] Wrong code at -O1 on x86_64-pc-linux-gnu since r17-3460 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126994] [17 Regression] Wrong code at -O1 on x86_64-pc-linux-gnu since r17-3460 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126994] [17 Regression] Wrong code at -O1 on x86_64-pc-linux-gnu pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126994] New: Wrong code at -O1 on x86_64-pc-linux-gnu xintong.zhou1 at uwaterloo dot ca via Gcc-bugs
• 2026/08/21 [Bug c++/126962] valgrind error at cp/pt.cc:26161 in unify_pack_expansion dcb314 at hotmail dot com via Gcc-bugs
• 2026/08/21 [Bug c++/126992] GCC produces different output based on whether conversion function is explicitly called or not jlame646 at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug c++/126993] Ill-formed program with identity conversion accepted by gcc jlame646 at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug c++/126993] Ill-formed program with identity conversion accepted by gcc jlame646 at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug c++/126993] Ill-formed program with identity conversion accepted by gcc pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug c++/126993] New: Ill-formed program with identity conversion accepted by gcc jlame646 at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug c++/126992] GCC produces different output based on whether conversion function is explicitly called or not jlame646 at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug c++/126755] GCC rejects valid program involving overloaded conversion operators pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug c++/126992] GCC produces different output based on whether conversion function is explicitly called or not pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug c++/126992] New: GCC produces different output based on whether conversion function is explicitly called or not jlame646 at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126991] genmatch handling of cond^ should be improved pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126991] New: genmatch handling of cond^ should be improved pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug c++/126990] ICE in extract_ops_from_tree, at gimple-expr.cc pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug c++/126990] ICE in extract_ops_from_tree, at gimple-expr.cc pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126990] New: ICE in extract_ops_from_tree, at gimple-expr.cc s.kimura.h41104 at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126954] mul_ladder_sum1 match pattern can be simplified pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126957] The convert for mul_carry_low_sum/mul_carry_cross_sum (mul_carry_low?) is not optional for gimple cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126958] mul_hi/mul_lo match patterns could just use wi::to_wide instead of tree_fits_uhwi_p/tree_to_uhwi pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126956] cond_carry_add and cond_carry_add_neg could use :c on the comparison cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126955] Extra #if GIMPLE in match.pd pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126958] mul_hi/mul_lo match patterns could just use wi::to_wide instead of tree_fits_uhwi_p/tree_to_uhwi cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126957] The convert for mul_carry_low_sum/mul_carry_cross_sum (mul_carry_low?) is not optional for gimple pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126954] mul_ladder_sum1 match pattern can be simplified cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126956] cond_carry_add and cond_carry_add_neg could use :c on the comparison pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126955] Extra #if GIMPLE in match.pd cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug target/126983] [17 Regression] AArch64 emits fp16 fmov when fp16 is not available pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug c++/126987] GCC behaves different depending upon if conversion function is explicitly called pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug c++/126755] GCC rejects valid program involving overloaded conversion operators pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug c++/126989] Garbage diagnostic of (seemingly) valid constant evaluation pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug c++/126989] New: Garbage diagnostic of (seemingly) valid constant evaluation nikolasklauser at berlin dot de via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126977] [17 Regression] factor_out_conditional_operation breaks __builtin_crc* handling pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug c++/124888] [15/16/17 Regression] [modules] The compiler requires typeinfo to be included in the standard library jason at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126977] [17 Regression] factor_out_conditional_operation breaks __builtin_crc* handling pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug target/126980] -Os may not generate the shortest code sequences hjl.tools at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug c++/126924] Wimplicit-fallthrough not issued if next case only contains a break headch at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126979] [17 regression] ICE when building numpy-2.5.2 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126984] [17 regression] ICE in complex_pattern::build since r17-3408-gcd962857ea3d8d sjames at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126979] [17 regression] ICE when building numpy-2.5.2 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug libstdc++/126230] std::atomic<T> when T has padding bytes violates stable ABI code at a dot krabler.eu via Gcc-bugs
• 2026/08/21 [Bug target/126986] GCC 16.1.0 sparc64 ICE while compiling LLVM 22: LABEL_REF in UNSPEC_MOVE_GOTDATA rejected by sparc_delegitimize_address pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug target/126986] GCC 16.1.0 sparc64 ICE while compiling LLVM 22: LABEL_REF in UNSPEC_MOVE_GOTDATA rejected by sparc_delegitimize_address kirill at korins dot ky via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126856] [17 Regression] mpfr and mpc started failing tests recently since r17-3204 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126988] New: ICE on valid code at -O{2,3} with "-fno-vect-cost-model -fno-tree-sra" on x86_64-linux-gnu: in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:664 zhendong.su at inf dot ethz.ch via Gcc-bugs
• 2026/08/21 [Bug target/126873] RISC-V rv64gcv: wrong code at -O1 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug c++/126987] New: GCC behaves different depending upon if conversion function is explicitly called jlame646 at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug bootstrap/126986] New: GCC 16.1.0 sparc64 ICE while compiling LLVM 22: LABEL_REF in UNSPEC_MOVE_GOTDATA rejected by sparc_delegitimize_address kirill at korins dot ky via Gcc-bugs
• 2026/08/21 [Bug bootstrap/126985] New: GCC 16.1.0 sparc64 ICE while compiling LLVM 22: LABEL_REF in UNSPEC_MOVE_GOTDATA rejected by sparc_delegitimize_address kirill at korins dot ky via Gcc-bugs
• 2026/08/21 [Bug target/126973] __builtin_clzg could be improved by using bsrw rather than bsrl or using a shift rather than an and/sub liuhongt at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug bootstrap/126985] GCC 16.1.0 sparc64 ICE while compiling LLVM 22: LABEL_REF in UNSPEC_MOVE_GOTDATA rejected by sparc_delegitimize_address redi at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug bootstrap/126986] GCC 16.1.0 sparc64 ICE while compiling LLVM 22: LABEL_REF in UNSPEC_MOVE_GOTDATA rejected by sparc_delegitimize_address redi at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126979] [17 regression] ICE when building numpy-2.5.2 alfierichards at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug preprocessor/126913] -E column padding is quadratic and its readability rationale does not hold ismael at linux dot com via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126984] ICE in complex_pattern::build since r17-3408-gcd962857ea3d8d alfierichards at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126984] ICE in complex_pattern::build since r17-3408-gcd962857ea3d8d alfierichards at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126984] New: ICE in complex_pattern::build since r17-3408-gcd962857ea3d8d alfierichards at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126856] [17 Regression] mpfr and mpc started failing tests recently since r17-3204 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126856] [17 Regression] mpfr and mpc started failing tests recently since r17-3204 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126979] [17 regression] ICE when building numpy-2.5.2 rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug sanitizer/88109] UBSAN can't work with vector operations cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126979] [17 regression] ICE when building numpy-2.5.2 alfierichards at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug target/126983] New: AArch64 emits fp16 fmov when fp16 is not available ktkachov at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126982] New: [17 Regression] ICE in decompose, at wide-int.h:1049 with saturating matchers ktkachov at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126982] [17 Regression] ICE in decompose, at wide-int.h:1049 with saturating matchers ktkachov at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126981] [17 Regression] Wrong matching of saturating truncation ktkachov at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126981] New: [17 Regression] Wrong matching of saturating truncation ktkachov at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug target/126973] __builtin_clzg could be improved by using bsrw rather than bsrl or using a shift rather than an and/sub jakub at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126965] [17 Regression] ICE on valid code at -O{2, 3} with -fno-tree-dominator-opts on x86_64-linux-gnu: Segmentation fault since r17-2788 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug libstdc++/126230] std::atomic<T> when T has padding bytes violates stable ABI tkaminsk at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126965] [17 Regression] ICE on valid code at -O{2, 3} with -fno-tree-dominator-opts on x86_64-linux-gnu: Segmentation fault since r17-2788 rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126979] [17 regression] ICE when building numpy-2.5.2 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126979] [17 regression] ICE when building numpy-2.5.2 rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug rtl-optimization/126686] [16/17 Regression] ICE in require, at machmode.h:323 since r16-26 with -favoid-store-forwarding cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug target/126980] -march=znver[456] doesn't honor -Os hjl.tools at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126977] [17 Regression] factor_out_conditional_operation breaks __builtin_crc* handling rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug testsuite/126923] Additional testsuite failures when configured with --with-arch=native --with-cpu=native hjl.tools at gmail dot com via Gcc-bugs
• 2026/08/21 One website improvement idea hellen boen via Gcc-bugs
• 2026/08/21 [Bug target/126959] -march=znver4 prefers load from memory for mask register hjl.tools at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126979] [17 regression] ICE when building numpy-2.5.2 rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126969] If x is racecar (known to be 0 or all-ones), bitreverse (x) -> x jakub at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug target/126959] -march=znver4 prefers load from memory for mask register cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug target/126980] New: -march=znver[456] doesn't honor -Os hjl.tools at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126975] __bos/__bdos(&p->inner, 1) collapses into type 0 when subobject inner ends in a FAM gustavo at embeddedor dot com via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126979] [17 regression] ICE when building numpy-2.5.2 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126979] New: [17 regression] ICE when building numpy-2.5.2 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126975] __bos/__bdos(&p->inner, 1) collapses into type 0 when subobject inner ends in a FAM gustavo at embeddedor dot com via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126977] [17 Regression] factor_out_conditional_operation breaks __builtin_crc* handling pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126977] [17 Regression] factor_out_conditional_operation breaks __builtin_crc* handling pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126976] [16/17 Regression] forwprop introduce the result divergence with vectors and mixed signed and unsigned casts rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126965] [17 Regression] ICE on valid code at -O{2, 3} with -fno-tree-dominator-opts on x86_64-linux-gnu: Segmentation fault since r17-2788 rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug c++/126978] New: ICE in push_namespace when parsing an invalid attribute on a namespace declaration s.kimura.h41104 at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126977] New: [17 Regression] factor_out_conditional_operation breaks __builtin_crc* handling pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126975] __bos/__bdos(&p->inner, 1) collapses into type 0 when subobject inner ends in a FAM rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/125793] phi_opt should factor out calls hs.naveen2u at gmail dot com via Gcc-bugs
• 2026/08/21 [Bug middle-end/124900] [15 Regression] CRC pass increases codesize for targets without the optab at -Os cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126975] __bos/__bdos(&p->inner, 1) collapses into type 0 when subobject inner ends in a FAM amonakov at gcc dot gnu.org via Gcc-bugs
• 2026/08/21 [Bug tree-optimization/126958] mul_hi/mul_lo match patterns could just use wi::to_wide instead of tree_fits_uhwi_p/tree_to_uhwi pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/126957] The convert for mul_carry_low_sum/mul_carry_cross_sum (mul_carry_low?) is not optional for gimple pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/112104] loop of ^1 should just be reduced to ^(n&1) cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/126956] cond_carry_add and cond_carry_add_neg could use :c on the comparison pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug libstdc++/126230] std::atomic<T> when T has padding bytes violates stable ABI tkaminsk at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/126955] Extra #if GIMPLE in match.pd pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/126976] [16/17 Regression] forwprop introduce the result divergence with vectors and mixed signed and unsigned casts pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/126976] [16/17 Regression] forwprop introduce the result divergence pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug c/126976] New: forwprop introduce the result divergence kyuwoncho18 at gmail dot com via Gcc-bugs
• 2026/08/20 [Bug libstdc++/126731] `std::format("{}", std::float16_t)` does not agree with `std::to_chars` tkaminsk at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug testsuite/126923] Additional testsuite failures when configured with --with-arch=native --with-cpu=native cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/126975] __bos/__bdos(&p->inner, 1) collapses into type 0 when subobject inner ends in a FAM gustavo at embeddedor dot com via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/101832] __builtin_object_size(P->M, 1) where M ends with a flex-array behaves like sizeof() pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/126975] __bos/__bdos(&p->inner, 1) collapses into type 0 when subobject inner ends in a FAM pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/126975] __bos/__bdos(&p->inner, 1) collapses into type 0 when subobject inner ends in a FAM pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug testsuite/126971] [17 Regression] FAIL: gcc.target/i386/pr92080-12.c scan-assembler-times vpbroadcastb 1 by r17-3460-g62993cc9d2200e hjl.tools at gmail dot com via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/126975] New: __bos/__bdos(&p->inner, 1) collapses into type 0 when subobject inner ends in a FAM gustavo at embeddedor dot com via Gcc-bugs
• 2026/08/20 [Bug testsuite/126923] Additional testsuite failures when configured with --with-arch=native --with-cpu=native cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug testsuite/126971] [17 Regression] FAIL: gcc.target/i386/pr92080-12.c scan-assembler-times vpbroadcastb 1 by r17-3460-g62993cc9d2200e cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug diagnostics/126974] New: truncating caret output when COLUMNS lower than diagnostic length regardless of flags waffl3x at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug c++/107111] GCC accepts invalid program involving function declaration with pack expansion jlame646 at gmail dot com via Gcc-bugs
• 2026/08/20 [Bug fortran/126964] [17 Regression] 4-5% slowdown of tonto of Zen{2,3,4,5} since r17-3342-gf3943597388db4 jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug target/126973] __builtin_clzg could be improved by using bsrw rather than bsrl or using a shift rather than an and/sub pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug target/113837] Zeroing unused bits in _BitInt can improve codegen pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug target/126973] Worse X86 codegen for arbitrary __builtin_clzg/__builtin_ctzg compared to clang. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug target/113837] Zeroing unused bits in _BitInt can improve codegen pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug target/126973] Worse X86 codegen for arbitrary __builtin_clzg/__builtin_ctzg compared to clang. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug target/126973] New: Worse X86 codegen for arbitrary __builtin_clzg/__builtin_ctzg compared to clang. kaelfandrew at gmail dot com via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/126972] New: ranger could be taught about bitreverse pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/126969] If x is racecar, bitreverse (x) -> x pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug target/126971] [17 Regression] FAIL: gcc.target/i386/pr92080-12.c scan-assembler-times vpbroadcastb 1 by r17-3460-g62993cc9d2200e pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug target/126971] New: [17 Regression] FAIL: gcc.target/i386/pr92080-12.c scan-assembler-times vpbroadcastb 1 hjl.tools at gmail dot com via Gcc-bugs
• 2026/08/20 [Bug c++/126970] function wrongly regarded immediate-escalating mpolacek at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug c++/126970] New: function wrongly regarded immediate-escalating mpolacek at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/126969] New: If x is racecar, bitreverse (x) -> x kaelfandrew at gmail dot com via Gcc-bugs
• 2026/08/20 [Bug target/126959] -march=znver4 prefers load from memory for mask register hjl.tools at gmail dot com via Gcc-bugs
• 2026/08/20 [Bug target/126959] -march=znver4 prefers load from memory for mask register hjl.tools at gmail dot com via Gcc-bugs
• 2026/08/20 [Bug middle-end/126952] [17 Regression] build fails with --enable-checking=release: gimple-ssa-warn-access.cc:26 ... may be used uninitialized [-Werror=maybe-uninitialized] since r17-3330 slyfox at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug c++/119303] [13 Regression] ICE: error reporting routines re-entered. in warning_at (diagnostic-global-context.cc:185) cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug c++/116960] ICE: Error reporting routines re-entered cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug c++/126962] valgrind error at cp/pt.cc:26161 in unify_pack_expansion jakub at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug c++/126335] [17 regression] Wrong code: trailing default-constructed element of a static array of class type left uninitialized since r17-1661 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug c++/126472] [16 Regression] Wrong initialization (zero-initialization) in initializer_list cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/08/20 [Bug tree-optimization/126965] [17 Regression] ICE on valid code at -O{2, 3} with -fno-tree-dominator-opts on x86_64-linux-gnu: Segmentation fault pinskia at gcc dot gnu.org via Gcc-bugs

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