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• 2026/06/30 [Bug tree-optimization/126029] `!bool_var + 1`, `2 - bool_var`, `1<<!a` all should produce the same code pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126029] `!bool_var + 1`, `2 - bool_var`, `1<<!a` all should produce the same code kaelfandrew at gmail dot com via Gcc-bugs
• 2026/06/30 [Bug middle-end/111856] ICE with return type of typedef of void and `#pragma omp declare simd` pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug middle-end/111856] ICE with return type of typedef of void and `#pragma omp declare simd` kevinstefanov15 at gmail dot com via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126056] [17 Regression] 25% slowdown of 470.lbm on AMD Zen5 since r17-1845-g23b6a9a41a5c05 pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126056] New: [17 Regression] 25% slowdown of 470.lbm on AMD Zen5 since r17-1845-g23b6a9a41a5c05 pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126055] [17 Regression] 10% slowdown of perlbench_r on AMD Zen5 since r17-1927-gb64fc298a3538c pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126055] New: [17 Regression] 10% slowdown of perlbench_r on AMD Zen5 since r17-1927-gb64fc298a3538c pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug c++/125826] [C++29] P2953R5, Adding restrictions to defaulted assignment operator functions jakub at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126049] RISC-V auto-vectorization misoptimizes fmax()/fmin() regarding NaN rdapp at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126049] RISC-V auto-vectorization misoptimizes fmax()/fmin() regarding NaN uwu at icenowy dot me via Gcc-bugs
• 2026/06/30 [Bug rtl-optimization/125173] ICE: in combine_and_move_insns, at ira.cc:3992 with -O1 -fno-fuse-ops-with-volatile-access -fno-forward-propagate --param=max-cse-insns=0 stefansf at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug rtl-optimization/125173] ICE: in combine_and_move_insns, at ira.cc:3992 with -O1 -fno-fuse-ops-with-volatile-access -fno-forward-propagate --param=max-cse-insns=0 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug rtl-optimization/125173] ICE: in combine_and_move_insns, at ira.cc:3992 with -O1 -fno-fuse-ops-with-volatile-access -fno-forward-propagate --param=max-cse-insns=0 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug rtl-optimization/125173] ICE: in combine_and_move_insns, at ira.cc:3992 with -O1 -fno-fuse-ops-with-volatile-access -fno-forward-propagate --param=max-cse-insns=0 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug rtl-optimization/125173] ICE: in combine_and_move_insns, at ira.cc:3992 with -O1 -fno-fuse-ops-with-volatile-access -fno-forward-propagate --param=max-cse-insns=0 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/125478] [16 Regression] [RISCV] [Miscompile] GCC - miscompiles at -O3 since g:948d33f490a6b0051376da6bdcf55223a552b30f law at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/120763] [meta-bug] Tracker for bugs to visit during weekly RISC-V meeting law at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug fortran/121972] [PDT] pdt_70/77/86.f03 leak memory cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/125855] [17 Regression] 5% slowdown of milc on Zen4 since r17-1577-g398d9979ec07ac pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/30 [Bug c++/126036] [reflection] ICE on assignment members_of into constexpr variable jakub at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126053] GCC trunk vs Intel oneAPI : Missed SLP vectorization Reshma.Roy at amd dot com via Gcc-bugs
• 2026/06/30 [Bug target/125853] [17 Regression] Bootstrap broken on RISC-V law at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/125853] [17 Regression] Bootstrap broken on RISC-V cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug c++/126036] [reflection] ICE on assignment members_of into constexpr variable jakub at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/30 [Bug c++/126036] [reflection] ICE on assignment members_of into constexpr variable jakub at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug c++/126036] [reflection] ICE on assignment members_of into constexpr variable jakub at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126049] RISC-V auto-vectorization misoptimizes fmax()/fmin() regarding NaN rdapp at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/124545] VN nary lookup trick for converted plus/minus lacks inverse trick ptomsich at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126049] RISC-V auto-vectorization misoptimizes fmax()/fmin() regarding NaN uwu at icenowy dot me via Gcc-bugs
• 2026/06/30 [Bug target/124908] [14/15/16/17 Regression] ICE when folding svld1rq_u8(svptrue_b8(), p) for -msve-vector-bits=128 ktkachov at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/124908] [14/15/16/17 Regression] ICE when folding svld1rq_u8(svptrue_b8(), p) for -msve-vector-bits=128 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/124908] [14/15/16/17 Regression] ICE when folding svld1rq_u8(svptrue_b8(), p) for -msve-vector-bits=128 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/124908] [14/15/16/17 Regression] ICE when folding svld1rq_u8(svptrue_b8(), p) for -msve-vector-bits=128 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug c++/126036] [reflection] ICE on assignment members_of into constexpr variable jakub at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/125838] aarch64: Implementation divergence in vendor::preserve_none with variadic calls. alfierichards at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/125838] aarch64: Implementation divergence in vendor::preserve_none with variadic calls. cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126049] RISC-V auto-vectorization misoptimizes fmax()/fmin() regarding NaN uwu at icenowy dot me via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/124545] VN nary lookup trick for converted plus/minus lacks inverse trick rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126054] [15/16/17 Regression] Insns *extzv_<mode>_{srl,sll}<clobbercc_or_nocc> do not honor vacated bits stefansf at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126053] GCC trunk vs Intel oneAPI : Missed SLP vectorization rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/125937] [17 Regression] A TSVC testcase slower by ~40% since r17-223-ga22b31304e0a1a rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126054] New: [15/16/17 Regression] Insns *extzv_<mode>_{srl,sll}<clobbercc_or_nocc> do not honor vacated bits stefansf at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/124996] RISC-V: SET to (subreg:V2SI (reg:V4SI x) 0) causes reg x to spill rdapp at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/125730] [16 Regression] cython miscompiled on sparc, hppa since r16-5197 rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126049] RISC-V auto-vectorization misoptimizes fmax()/fmin() regarding NaN rdapp at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126053] New: GCC trunk vs Intel oneAPI : Missed SLP vectorization Reshma.Roy at amd dot com via Gcc-bugs
• 2026/06/30 [Bug target/126049] RISC-V auto-vectorization misoptimizes fmax()/fmin() regarding NaN uwu at icenowy dot me via Gcc-bugs
• 2026/06/30 [Bug target/126049] RISC-V auto-vectorization misoptimizes fmax()/fmin() regarding NaN uwu at icenowy dot me via Gcc-bugs
• 2026/06/30 [Bug target/126049] RISC-V auto-vectorization misoptimizes fmax()/fmin() regarding NaN rdapp at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/125838] aarch64: Implementation divergence in vendor::preserve_none with variadic calls. alfierichards at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/125838] aarch64: Implementation divergence in vendor::preserve_none with variadic calls. cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126052] [17 Regression] 12.5% slowdown of 454.calculix on Aarch64 pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126032] gcc/gimple-ssa-warn-access.cc:901:30: warning: this condition has identical branches [-Wduplicated-branches] rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126032] gcc/gimple-ssa-warn-access.cc:901:30: warning: this condition has identical branches [-Wduplicated-branches] cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" vital.had at gmail dot com via Gcc-bugs
• 2026/06/30 [Bug middle-end/26163] [meta-bug] missed optimization in SPEC (2026, 2k17, 2k and 2k6 and 95) rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/125934] [17 Regression] 7-9% slowdown of cactusADM on Zen4 with since r17-1586-gc36539e6fd0dfa rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/125930] [17 Regression] 4-6% slowdown of fotonik3d_r on Zen3 since r17-1586-gc36539e6fd0dfa rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug middle-end/26163] [meta-bug] missed optimization in SPEC (2026, 2k17, 2k and 2k6 and 95) rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126008] [17 Regression] Segmentation Fault in output at -O2 on x86_64-linux-gnu since r17-1586 rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/125730] [16 Regression] cython miscompiled on sparc, hppa since r16-5197 rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126008] [17 Regression] Segmentation Fault in output at -O2 on x86_64-linux-gnu since r17-1586 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126052] [17 Regression] 12.5% slowdown of 454.calculix on Aarch64 pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126052] [17 Regression] 12.5% slowdown of 454.calculix on Aarch64 pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126052] New: [17 Regression] 12.5% slowdown of 454.calculix on Aarch64 pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126051] [17 Regression] 9% slowdown of 510.parest_r on Aarch64 pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126051] New: [17 Regression] 9% slowdown of 510.parest_r on Aarch64 pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug middle-end/125767] can_div_away_from_zero_p incorrectly depends on can_div_trunc_p succeeding Chris.Bazley at arm dot com via Gcc-bugs
• 2026/06/30 [Bug middle-end/125767] can_div_away_from_zero_p incorrectly depends on can_div_trunc_p succeeding cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/125855] [17 Regression] 5% slowdown of milc on Zen4 since r17-1577-g398d9979ec07ac pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/125855] [17 Regression] 5% slowdown of milc on Zen4 since r17-1577-g398d9979ec07ac pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126043] early phiopt should allow CMP, (cast)CMP, -(cast)CMP ktkachov at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126049] RISC-V auto-vectorization misoptimizes fmax()/fmin() regarding NaN uwu at icenowy dot me via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/125855] [17 Regression] 5% slowdown of milc on Zen4 since r17-1577-g398d9979ec07ac pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug c++/126050] New: [contracts] Premature type evaluation loop on operator<=> using auto return deduction with a dependent contract precondition zuhaitz.zechhub at gmail dot com via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126042] -O2 -fno-trapping-math makes worse code than with trapping math for `<=>` rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126042] -O2 -fno-trapping-math makes worse code than with trapping math for `<=>` rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126034] gcc/tree-vect-stmts.cc:11399:8: warning: duplicated ‘if’ condition [ -Wduplicated-cond] rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126049] RISC-V auto-vectorization misoptimizes fmax()/fmin() regarding NaN uwu at icenowy dot me via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126034] gcc/tree-vect-stmts.cc:11399:8: warning: duplicated ‘if’ condition [ -Wduplicated-cond] cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126049] New: RISC-V auto-vectorization misoptimizes fmax()/fmin() regarding NaN uwu at icenowy dot me via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126032] gcc/gimple-ssa-warn-access.cc:901:30: warning: this condition has identical branches [-Wduplicated-branches] rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug c++/126031] [16/17 Regression] ICE on anonymous struct declaration inside typedef since r16-3225 rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126048] New: Possible Missed Optimization at O3 apowenq at gmail dot com via Gcc-bugs
• 2026/06/30 [Bug c++/125837] [C++29] P3540R3, #embed offset parameter cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/91198] GCC not generating AVX-512 compress/expand instructions raghesh.aloor at amd dot com via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/125858] [17 Regression] 19-26% slowdown of lbm_r on Zen2 with PGO since r17-140-gf8d911e6ae3fc1 pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/125934] [17 Regression] 7-9% slowdown of cactusADM on Zen4 with since r17-1586-gc36539e6fd0dfa pheeck at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126046] Possible Missed Optimization at O3 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126047] Possible Missed Optimization at O3 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126030] gcc/config/i386/sse.md:16208: identical branches ? jakub at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug c++/126007] __builtin_is_implicit_lifetime disagrees with Clang jakub at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug c/125935] [debug] bool type supported in C23, but debug info says _Bool jakub at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug c++/125821] Implement C++29 language features jakub at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug c++/125837] [C++29] P3540R3, #embed offset parameter jakub at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug target/126030] gcc/config/i386/sse.md:16208: identical branches ? cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126047] New: Possible Missed Optimization at O3 apowenq at gmail dot com via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126044] Possible Missed Optimization at O3 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug c++/126007] __builtin_is_implicit_lifetime disagrees with Clang cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug c/125935] [debug] bool type supported in C23, but debug info says _Bool cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug c++/125837] [C++29] P3540R3, #embed offset parameter cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug libgomp/125877] [OpenMP] Implement omp_get_device_distances tschwinge at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126044] Possible Missed Optimization at O3 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126045] New: spaceship_replacement has some dead code in it dealing with COND_EXPR pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126046] New: Possible Missed Optimization at O3 apowenq at gmail dot com via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126035] Missed CTZ32 to CTZ64 optimisations pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126045] spaceship_replacement has some dead code in it dealing with COND_EXPR pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126035] Missed CTZ32 to CTZ64 optimisations ktkachov at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126044] New: Possible Missed Optimization at O3 apowenq at gmail dot com via Gcc-bugs
• 2026/06/30 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/30 [Bug libgomp/125877] [OpenMP] Implement omp_get_device_distances cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug libgomp/125877] [OpenMP] Implement omp_get_device_distances cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/30 [Bug tree-optimization/126042] -O2 -fno-trapping-math makes worse code than with trapping math for `<=>` pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug target/116133] Missing mult_overflow detection for aarch64 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug middle-end/113813] SVE Reduction of xor/and/ior of 16 bytes can be improved pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug target/125783] csinc should be prefered pver cinv for `a ? 1 : -1` pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/126034] gcc/tree-vect-stmts.cc:11399:8: warning: duplicated ‘if’ condition [ -Wduplicated-cond] rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug target/119869] copysign(0, x) code could be better pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug rtl-optimization/120214] REG_RETURNED Does not always work for stack addresses pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug rtl-optimization/115369] ifcvt failed to condition elimination for __builtin_mul_overflow pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug target/125640] MAX(x, -1) can use orr with ash operand pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/123311] Min(clz(a), clz(b))->clz(a|b) likewise for ctz pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" iains at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug target/125883] [16/17 Regression] ICE on x86_64-linux-gnu: in rtl_verify_bb_insns, at cfgrtl.cc:2842 during RTL pass: x86_cse with asm goto at -O3 since r16-1644 hjl.tools at gmail dot com via Gcc-bugs
• 2026/06/29 [Bug target/125883] [16/17 Regression] ICE on x86_64-linux-gnu: in rtl_verify_bb_insns, at cfgrtl.cc:2842 during RTL pass: x86_cse with asm goto at -O3 since r16-1644 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/126043] early phiopt should allow CMP, (cast)CMP, -(cast)CMP pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/126043] New: early phiopt should allow CMP, (cast)CMP, -(cast)CMP pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/110984] phiopt's spaceship_replacement should support cast and != pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug target/55212] [SH] Switch to LRA cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug target/55212] [SH] Switch to LRA cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/126042] -O2 -fno-trapping-math makes worse code than with trapping math for `<=>` pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" vital.had at gmail dot com via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" vital.had at gmail dot com via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/126042] -O2 -fno-trapping-math makes worse code than with trapping math for `<=>` pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/126042] New: -O2 -fno-trapping-math makes worse code than with trapping math for `<=>` pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" vital.had at gmail dot com via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/91425] Ordered compares aren't optimised pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/53806] Missed optimization (a<=b)&&(a>=b) with trapping pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug c++/126041] [contracts] Source-location line table underflow and diagnostic metadata corruption in nested generic lambda contract assertions zuhaitz.zechhub at gmail dot com via Gcc-bugs
• 2026/06/29 [Bug c++/126041] New: [contracts] Source-location line table underflow and diagnostic metadata corruption in nested generic lambda contract assertions zuhaitz.zechhub at gmail dot com via Gcc-bugs
• 2026/06/29 [Bug c++/126040] New: [contracts] Eager template evaluation and concept/SFINAE bypass in contract attribute predicates zuhaitz.zechhub at gmail dot com via Gcc-bugs
• 2026/06/29 [Bug c++/126039] New: [contracts] Parser failure / invalid const qualifier error on variadic fold expressions inside generic lambda preconditions zuhaitz.zechhub at gmail dot com via Gcc-bugs
• 2026/06/29 [Bug target/125994] riscv: Vector misalignment hook doesn't handle scalar modes. law at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug target/120763] [meta-bug] Tracker for bugs to visit during weekly RISC-V meeting law at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug target/125994] riscv: Vector misalignment hook doesn't handle scalar modes. cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug fortran/47425] Array constructor with type-spec: Fails with more complicated length type expr jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug target/125689] [16/17 Regression] [RISCV] [Miscompile] GCC - miscompiles at -O3 since r16-5168 law at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug c++/126038] [contracts] Internal compiler error in gimplify_var_or_parm_decl, at gimplify.cc:3426 via lambda contract captures pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/125961] the gsi_remove of the phi in factor_out_conditional_operation should be remove_phi_node pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug c++/126038] New: [contracts] Internal compiler error in gimplify_var_or_parm_decl, at gimplify.cc:3426 via lambda contract captures zuhaitz.zechhub at gmail dot com via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/126035] Missed CTZ32 to CTZ64 optimisations pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug fortran/126037] New: gfc_expr_walker is missing some members of omp_clauses tkoenig at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/126016] -frounding-math does not prevent removal of casts jsm28 at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/126035] Missed CTZ32 to CTZ64 optimisations pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug c++/126031] [16/17 Regression] ICE on anonymous struct declaration inside typedef kaelfandrew at gmail dot com via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/126035] Missed CTZ32 to CTZ64 optimisations pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug c++/126036] [reflection] ICE on assignment members_of into constexpr variable mpolacek at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug c++/126036] New: [reflection] ICE on assignment members_of into constexpr variable kengusername at proton dot me via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/126035] Missed CTZ32 to CTZ64 optimisations pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/126035] New: Missed CTZ32 to CTZ64 optimisations ktkachov at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" iains at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug c++/126031] [16/17 Regression] ICE on anonymous struct declaration inside typedef pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug tree-optimization/126026] missing back jump threading with `a = PHI<&l0, &l1, &l2>; `bb:`goto *a;` pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug fortran/47425] Array constructor with type-spec: Fails with more complicated length type expr jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug target/126030] gcc/config/i386/sse.md:16208: identical branches ? jakub at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" iains at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug c/126034] gcc/tree-vect-stmts.cc:11399:8: warning: duplicated ‘if’ condition [ -Wduplicated-cond] dcb314 at hotmail dot com via Gcc-bugs
• 2026/06/29 [Bug c/126034] New: gcc/tree-vect-stmts.cc:11399:8: warning: duplicated ‘if’ condition [ -Wduplicated-cond] dcb314 at hotmail dot com via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug fortran/126033] fortran/dump-parse-tree.cc:3127:12: warning: this condition has identical branches [-Wduplicated-branches] dcb314 at hotmail dot com via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" iains at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug target/125818] ICE with SVE intrinsics in aarch64_gimple_fold_builtin: expected ssa_name, have mem_ref acoplan at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug target/125818] ICE with SVE intrinsics in aarch64_gimple_fold_builtin: expected ssa_name, have mem_ref cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug fortran/126033] New: fortran/dump-parse-tree.cc:3127:12: warning: this condition has identical branches [-Wduplicated-branches] dcb314 at hotmail dot com via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" iains at gcc dot gnu.org via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h" Peter_Dyballa at web dot de via Gcc-bugs
• 2026/06/29 [Bug c/126032] gcc/gimple-ssa-warn-access.cc:901:30: warning: this condition has identical branches [-Wduplicated-branches] dcb314 at hotmail dot com via Gcc-bugs
• 2026/06/29 [Bug target/120165] [m68k] gfortran segfaults when built with LRA enabled mikpelinux at gmail dot com via Gcc-bugs
• 2026/06/29 [Bug c/126032] New: gcc/gimple-ssa-warn-access.cc:901:30: warning: this condition has identical branches [-Wduplicated-branches] dcb314 at hotmail dot com via Gcc-bugs
• 2026/06/29 [Bug c++/126031] New: ICE on anonymous struct declaration inside typedef s.kimura.h41104 at gmail dot com via Gcc-bugs
• 2026/06/29 [Bug target/126030] New: gcc/config/i386/sse.md:16208: identical branches ? dcb314 at hotmail dot com via Gcc-bugs
• 2026/06/29 [Bug target/126030] gcc/config/i386/sse.md:16208: identical branches ? dcb314 at hotmail dot com via Gcc-bugs
• 2026/06/29 [Bug rtl-optimization/125988] `store_bit_field_1` drops insertion into multi-register vector destination with -O3 -favoid-store-forwarding konstantinos.eleftheriou at vrull dot eu via Gcc-bugs

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