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• 2026/01/18 [Bug c++/123675] GCC rejects valid program involving partial specialization with std::size_t pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/60679] [DR1647] class specialization not instantiated even though it is a better match than the primary template pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123677] [16 Regression] ICE: tree check: expected constructor, have ptrmem_cst in cxx_eval_store_expression, at cp/constexpr.cc pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123566] [16 Regression] ICE in finish_expr_stmt, at cp/semantics.cc:1171 since r16-6352 with a local type defined in a lambda as a default template argument pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123678] [16 Regression] ICE (Segfault) in get_nsdmi during instantiation of nested class within lambda in decltype pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123566] [16 Regression] ICE in finish_expr_stmt, at cp/semantics.cc:1171 since r16-6352 with a local type defined in a lambda as a default template argument pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123680] [16 Regression] ICE in type_has_nontrivial_copy_init (at cp/tree.cc) during CTAD with lambda-NTTP default argument pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123680] New: [16 Regression] ICE in type_has_nontrivial_copy_init (at cp/tree.cc) during CTAD with lambda-NTTP default argument jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug c++/123679] New: [16 Regression] ICE in lookup_base (tree check: expected record_type, have decltype_type) with pointer-to-member access in nested lambda jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug c++/123678] New: [16 Regression] ICE (Segfault) in get_nsdmi during instantiation of nested class within lambda in decltype jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug c++/123677] New: [16 Regression] ICE: tree check: expected constructor, have ptrmem_cst in cxx_eval_store_expression, at cp/constexpr.cc jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug c++/123675] GCC rejects valid program involving partial specialization with std::size_t pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123676] New: [13/14/15/16 Regression] ICE in tsubst_pack_expansion with lambda template parameter pack in trailing return type decltype jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug c++/123675] GCC rejects valid program involving partial specialization with std::size_t pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123675] New: GCC rejects valid program involving partial specialization with std::size_t jlame646 at gmail dot com via Gcc-bugs
• 2026/01/18 [Bug c++/123538] ARM64 gcc trunk crashes valid c++23 std::println program jlame646 at gmail dot com via Gcc-bugs
• 2026/01/18 [Bug fortran/123375] Fortran ICE in insert_bbt while building crest package since r16-2189 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug target/123655] [16 regression] glibc test stdlib/tst-makecontext FAILs for x32 with -O3 -march=znver2 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug ada/123666] Legal Instantiation of Parent Package within Child's body Disallowed by GNAT efmavourneen at axioaction dot org via Gcc-bugs
• 2026/01/18 [Bug fortran/123673] [PDT] seg fault on composite PDT function result pault at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c/123674] New: ICE at -O1 with PGO: verify_flow_info failed (error: verify_flow_info: REG_BR_PROB does not match cfg 264688980 264688977) xintong.zhou1 at uwaterloo dot ca via Gcc-bugs
• 2026/01/18 [Bug c++/123667] [14/15/16 Regression] ICE in finish_decltype_type when using decltype on a structured binding inside a generic lambda pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123665] [15/16 Regression] ICE (Segmentation fault) during substitution of lambda in template default argument within generic lambda pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123665] [15/16 Regression] ICE (Segmentation fault) during substitution of lambda in template default argument within recursive generic lambda pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug fortran/123673] New: [PDT] seg fault on composite PDT function result damian at archaeologic dot codes via Gcc-bugs
• 2026/01/18 [Bug c++/123668] [14/15/16 Regression] ICE in convert_nontype_argument when passing a lambda as an explicit template argument to a member function template pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug ada/123580] visibility issue on generic parent from nested generic package in formal package ebotcazou at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123566] [16 Regression] ICE in finish_expr_stmt, at cp/semantics.cc:1171 since r16-6352 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123664] [13/14/15/16 Regression] ICE in fold_convert_loc, at fold-const.cc when constexpr-initializing pointer-to-member-function in a template instantiation pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123672] [15/16 Regression] __builtin_shufflevector() produces incorrect code with -ftree-forwprop mikpelinux at gmail dot com via Gcc-bugs
• 2026/01/18 [Bug c++/123566] [16 Regression] ICE in finish_expr_stmt, at cp/semantics.cc:1171 since r16-6352 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123646] [16 Regression] ICE in dependent_type_p, at cp/pt.cc:29287 via nested lambda template substitution pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123672] [15/16 Regression] __builtin_shufflevector() produces incorrect code with -ftree-forwprop pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123566] [16 Regression] ICE in finish_expr_stmt, at cp/semantics.cc:1171 since r16-6352 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123649] [16 Regression] ICE in build_simple_base_path, at cp/class.cc:608 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123671] [16 Regression] ICE (Segmentation fault) in is_gimple_min_invariant when gimplifying lambda-within-template-default-argument pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123591] [16 Regression] ICE: Segmentation fault in tree_to_uhwi using offsetof with offsetof on a local type inside a lambda as a template argument pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123591] [16 Regression] ICE: Segmentation fault in tree_to_uhwi using offsetof with offsetof on a local type inside a lambda as a template argument pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123550] [16 Regression] ICE in maybe_push_to_top_level, at cp/name-lookup.cc:8983 since r16-6352 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123566] [16 Regression] ICE in finish_expr_stmt, at cp/semantics.cc:1171 since r16-6352 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123671] [16 Regression] ICE (Segmentation fault) in is_gimple_min_invariant when gimplifying lambda-within-template-default-argument pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123566] [16 Regression] ICE in finish_expr_stmt, at cp/semantics.cc:1171 since r16-6352 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123671] [16 Regression] ICE (Segmentation fault) in is_gimple_min_invariant when gimplifying lambda-within-template-default-argument pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123671] [16 Regression] ICE (Segmentation fault) in is_gimple_min_invariant when gimplifying lambda-within-template-default-argument pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug ada/123580] Constant of Type with Split Inheritance in Generic Package's Type Definition causes GNAT Failure with Bug Box efmavourneen at axioaction dot org via Gcc-bugs
• 2026/01/18 [Bug target/123626] [16 Regression] [RISCV] [Miscompile] GCC - riscv64 target, miscompiles at -O3 as well as -O2 since g:08ccc67ef44b4ddea72ea50d465d38b87414ecce law at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123664] [13/14/15/16 Regression] ICE in fold_convert_loc, at fold-const.cc when constexpr-initializing pointer-to-member-function in a template instantiation pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123664] ICE in fold_convert_loc, at fold-const.cc when constexpr-initializing pointer-to-member-function in a template instantiation pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123664] ICE in fold_convert_loc, at fold-const.cc when constexpr-initializing pointer-to-member-function in a template instantiation pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123656] [16 Regression] wrong code with unsigned char [2] vector multiplication by 210 since r16-5095 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug target/123626] [16 Regression] [RISCV] [Miscompile] GCC - riscv64 target, miscompiles at -O3 as well as -O2 since g:08ccc67ef44b4ddea72ea50d465d38b87414ecce law at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123237] ICE: in write_type, at cp/mangle.cc:2744 (reflection) boris.staletic at protonmail dot com via Gcc-bugs
• 2026/01/18 [Bug libgcc/123650] [16 Regression] crash during startup when built with -fno-inline-atomics -flto -static since r16-6736 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123656] [16 Regression] wrong code with unsigned char [2] vector multiplication by 210 since r16-5095 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug driver/123654] [16 regression] libatomic as-needed hack breaks mold sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123672] [15/16 Regression] __builtin_shufflevector() produces incorrect code with -ftree-forwprop rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123671] [16 Regression] ICE (Segmentation fault) in is_gimple_min_invariant when gimplifying lambda-within-template-default-argument rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123670] [14/15/16 Regression] ICE (Segmentation fault) in constraints_satisfied_p with lambda requires clause referencing captured local lambda rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123669] [14/15/16 Regression] ICE in write_expression (mangle.cc) with requires expression in lambda trailing return type rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123668] [14/15/16 Regression] ICE in convert_nontype_argument when passing a lambda as an explicit template argument to a member function template rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123667] [14/15/16 Regression] ICE in finish_decltype_type when using decltype on a structured binding inside a generic lambda rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123665] [15/16 Regression] ICE (Segmentation fault) during substitution of lambda in template default argument within recursive generic lambda rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123663] [16 Regression] ICE: segmentation fault in build_vec_init when evaluating concept with array new of local struct rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123658] [13/14/15/16 Regression] ICE in tsubst_expr (at cp/pt.cc) when lambda in template accesses member of local constexpr struct without capture rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug libgcc/123650] [16 Regression] crash during startup when built with -fno-inline-atomics -flto -static since r16-6736 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug driver/123654] [16 regression] libatomic as-needed hack breaks mold rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug driver/123654] [16 regression] libatomic as-needed hack breaks mold rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123672] [14/15 Regression] __builtin_shufflevector() produces incorrect code with -ftree-forwprop pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123672] [14/15 Regression] __builtin_shufflevector() produces incorrect code with -ftree-forwprop pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123672] [14/15 Regression] __builtin_shufflevector() produces incorrect code with -ftree-forwprop pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123672] __builtin_shufflevector() produces incorrect code with -ftree-forwprop andrewpbelt at gmail dot com via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123672] __builtin_shufflevector() produces incorrect code with -ftree-forwprop pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c/123672] New: __builtin_shufflevector() produces incorrect code with -ftree-forwprop andrewpbelt at gmail dot com via Gcc-bugs
• 2026/01/18 [Bug ada/123580] Constant of Type with Split Inheritance in Generic Package's Type Definition causes GNAT Failure with Bug Box ebotcazou at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug ada/123580] Constant of Type with Split Inheritance in Generic Package's Type Definition causes GNAT Failure with Bug Box efmavourneen at axioaction dot org via Gcc-bugs
• 2026/01/18 [Bug c++/122875] ICE on invalid std::meta::substitute() pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/122875] ICE on invalid std::meta::substitute() pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123671] New: [16 Regression] ICE (Segmentation fault) in is_gimple_min_invariant when gimplifying lambda-within-template-default-argument jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug c++/122167] Redeclaring class as deprecated produces warning simartin at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/122875] ICE on invalid std::meta::substitute() boris.staletic at protonmail dot com via Gcc-bugs
• 2026/01/18 [Bug c++/123670] [14/15/16 Regression] ICE (Segmentation fault) in constraints_satisfied_p with lambda requires clause referencing captured local lambda jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug c++/123670] New: [14/15/16 Regression] ICE (Segmentation fault) in constraints_satisfied_p with lambda requires clause referencing captured local lambda jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug c++/123669] New: [14/15/16 Regression] ICE in write_expression (mangle.cc) with requires expression in lambda trailing return type jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug c++/123668] New: [14/15/16 Regression] ICE in convert_nontype_argument when passing a lambda as an explicit template argument to a member function template jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug c++/123667] New: [14/15/16 Regression] ICE in finish_decltype_type when using decltype on a structured binding inside a generic lambda jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug ada/123666] New: Legal Instantiation of Parent Package within Child's body Disallowed by GNAT efmavourneen at axioaction dot org via Gcc-bugs
• 2026/01/18 [Bug c++/123665] New: [15/16 Regression] ICE (Segmentation fault) during substitution of lambda in template default argument within recursive generic lambda jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug c++/123664] New: ICE in fold_convert_loc, at fold-const.cc when constexpr-initializing pointer-to-member-function in a template instantiation jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug c++/123663] New: [16 Regression] ICE: segmentation fault in build_vec_init when evaluating concept with array new of local struct jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug debug/97344] aarch64 tls debuginfo missing location info avi at scylladb dot com via Gcc-bugs
• 2026/01/18 [Bug c++/122391] [15/16 Regression] ICE at cp/tree.cc:6422: tree check: expected class 'type', have 'exceptional' (error_mark) in decl_linkage simartin at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/122391] [15/16 Regression] ICE at cp/tree.cc:6422: tree check: expected class 'type', have 'exceptional' (error_mark) in decl_linkage cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug libstdc++/65641] unordered_map - __detail::_Mod_range_hashing is slow redi at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug libstdc++/65641] unordered_map - __detail::_Mod_range_hashing is slow jakub.lopuszanski at oracle dot com via Gcc-bugs
• 2026/01/18 [Bug libstdc++/65641] unordered_map - __detail::_Mod_range_hashing is slow jakub.lopuszanski at oracle dot com via Gcc-bugs
• 2026/01/18 [Bug c++/123662] New: [reflection] Unexpected "error: consteval-only expressions are only allowed in a constant-evaluated context" boris.staletic at protonmail dot com via Gcc-bugs
• 2026/01/18 [Bug c++/123661] New: [reflection] Cannot return a pointer member from a splice expression boris.staletic at protonmail dot com via Gcc-bugs
• 2026/01/18 [Bug c++/123660] New: [reflection] Cannot make a pointer to member from a reflection of a type template argument boris.staletic at protonmail dot com via Gcc-bugs
• 2026/01/18 [Bug c++/123659] New: [reflection] Cannot splice a pack of type reflections boris.staletic at protonmail dot com via Gcc-bugs
• 2026/01/18 [Bug c++/123658] [13/14/15/16 Regression] ICE in tsubst_expr (at cp/pt.cc) when lambda in template accesses member of local constexpr struct without capture pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123658] ICE in tsubst_expr (at cp/pt.cc) when lambda in template accesses member of local constexpr struct without capture pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug c++/123658] New: ICE in tsubst_expr (at cp/pt.cc) when lambda in template accesses member of local constexpr struct without capture jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123656] [16 Regression] wrong code with unsigned char [2] vector multiplication by 210 since r16-5095 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123657] [16 Regression] wrong code at -O3 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123645] [13/14/15 Regression] `a!=0 ? 0 : __builtin_bswap(a)` (popcount too) is producing wrong code and not 0 since r12-2657 (and r9-1682) pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/18 [Bug tree-optimization/123645] [13/14/15/16 Regression] `a!=0 ? 0 : __builtin_bswap(a)` (popcount too) is producing wrong code and not 0 since r12-2657 (and r9-1682) cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/121683] Data corruption with sourced allocation from constructor jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug tree-optimization/123657] [16 Regression] wrong code at -O3 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug tree-optimization/123657] [16 Regression] wrong code at -O3 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/122052] SPEC CPU2017 654.roms_s fails to run correctly on AArch64 with GCC 15.1/15.2 jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/122491] [16 Regression] asan instrumented gcc: heap-use-after-free in fortran/parse.cc:1861 while running gfortran.dg/pr103508.f90 jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/122644] gfortran incorrectly treats parameterized derived types extending abstract types as abstract jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/57871] gfortran -freal-4-real-16 gives wrong result for selected_real_kind(1) jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/89078] [meta-bug] Improve the gfortran manual jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/57871] gfortran -freal-4-real-16 gives wrong result for selected_real_kind(1) jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/35779] error pointer wrong in PARAMETER jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug target/123655] [16 regression] glibc test stdlib/tst-makecontext FAILs for x32 with -O3 -march=znver2 hjl.tools at gmail dot com via Gcc-bugs
• 2026/01/17 [Bug c/123657] New: wrong code at -O3 jiangchangwu at smail dot nju.edu.cn via Gcc-bugs
• 2026/01/17 [Bug fortran/113917] ice in gfc_class_vptr_get jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/123375] Fortran ICE in insert_bbt while building crest package since r16-2189 jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug target/122065] powerpc64le: Vector multiplication optimizations for double word does not happen for power8/9 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug tree-optimization/123656] [16 Regression] wrong code with unsigned char [2] vector multiplication by 210 since r16-5095 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug tree-optimization/123656] [16 Regression] wrong code with unsigned char [2] vector multiplication by 210 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug tree-optimization/123656] [16 Regression] wrong code with unsigned char [2] vector multiplication by 210 at -Og pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug rtl-optimization/123656] New: [16 Regression] wrong code with unsigned char [2] vector multiplication by 210 at -Og zsojka at seznam dot cz via Gcc-bugs
• 2026/01/17 [Bug target/123655] [16 regression] glibc test stdlib/tst-makecontext FAILs for x32 with -O3 -march=znver2 hjl.tools at gmail dot com via Gcc-bugs
• 2026/01/17 [Bug tree-optimization/93301] Wrong optimization: instability of uninitialized variables leads to nonsense pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug libgcc/123650] [16 Regression] crash during startup when built with -fno-inline-atomics -flto -static since r16-6736 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug libgcc/123650] [16 Regression] crash during startup when built with -fno-inline-atomics -flto -static since r16-6736 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug libgcc/123650] [16 Regression] crash during startup when built with -fno-inline-atomics -flto -static since r16-6736 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/101399] Horizontal tab character not ignored on print statement kargl at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug libgcc/123650] [16 Regression] crash during startup when built with -fno-inline-atomics -flto -static since r16-6736 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug libgcc/123650] [16 Regression] crash during startup when built with -fno-inline-atomics -flto -static since r16-6736 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug libgcc/123650] [16 Regression] crash during startup when built with -fno-inline-atomics -flto -static since r16-6736 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug libgcc/123650] [16 Regression] crash during startup when built with -fno-inline-atomics -flto -static since r16-6736 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug libgcc/123650] [16 Regression] crash during startup when built with -fno-inline-atomics -flto -static since r16-6736 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug ada/123589] packed boolean array with Default_Component_Value aspect not initialized properly ebotcazou at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug ada/68179] Default_Component_Value aspect wrongly ignored on derived type cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug ada/123589] packed boolean array with Default_Component_Value aspect not initialized properly cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug ada/123589] packed boolean array with Default_Component_Value aspect not initialized properly cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug ada/68179] Default_Component_Value aspect wrongly ignored on derived type cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug target/123655] [16 regression] glibc test stdlib/tst-makecontext FAILs for x32 with -O3 -march=znver2 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug target/123655] [16 regression] glibc test stdlib/tst-makecontext FAILs for x32 with -O3 -march=znver2 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug target/123655] [16 regression] glibc test stdlib/tst-makecontext FAILs for x32 with -O3 -march=znver2 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug target/123655] New: [16 regression] glibc test stdlib/tst-makecontext FAILs for x32 with -O3 -march=znver2 sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/122243] Hundreds of options are missing @opindex entries in manual cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug target/71340] [RL78] -m64bit-doubles option is documented but not present cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug tree-optimization/123645] [13/14/15/16 Regression] `a!=0 ? 0 : __builtin_bswap(a)` (popcount too) is producing wrong code and not 0 since r12-2657 (and r9-1682) pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug driver/123654] [16 regression] libatomic as-needed hack breaks mold jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug algol68/123653] algol68: segmentation fault in mode_check_selection cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug driver/123654] [16 regression] libatomic as-needed hack breaks mold sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug driver/123654] [16 regression] libatomic as-needed hack breaks mold sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug algol68/123653] algol68: segmentation fault in mode_check_selection jemarch at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug driver/123654] [16 regression] libatomic as-needed hack breaks mold jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug driver/120448] -fuse-ld=eld should be supported pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug algol68/123653] algol68: segmentation fault in mode_check_selection cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug driver/123654] [16 regression] libatomic as-needed hack breaks mold pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug driver/120448] -fuse-ld=eld should be supported pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug driver/120448] -fuse-ld=eld should be supported sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug driver/123654] [16 regression] libatomic as-needed hack breaks mold pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug driver/123654] [16 regression] libatomic as-needed hack breaks mold pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/123654] [16 regression] libatomic as-needed hack breaks mold sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/123654] [16 regression] libatomic as-needed hack breaks mold sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug other/123654] New: [16 regression] libatomic as-needed hack breaks mold sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/123630] [Nvptx][OpenMP] I/O - print/write of real/floating-point number segfaults jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/94377] [PDT] ICE when deallocating a parameterized derived type jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/94377] [PDT] ICE when deallocating a parameterized derived type cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/94377] [PDT] ICE when deallocating a parameterized derived type jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug libfortran/122957] -fdefault-integer-8 is results in wrong v_list in user defined IO cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug fortran/109512] accepts implicit dummy procedure even with "implicit none (external)" cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug libgcc/123650] [16 Regression] crash during startup when built with -fno-inline-atomics -flto -static pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug algol68/123653] New: algol68: segmentation fault in mode_check_selection jemarch at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug target/108803] [13 Regression] wrong code for 128bit rotate on aarch64-unknown-linux-gnu with -Og mikpelinux at gmail dot com via Gcc-bugs
• 2026/01/17 [Bug ada/68179] Default_Component_Value aspect wrongly ignored on derived type ebotcazou at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug ada/68179] Default_Component_Value aspect wrongly ignored on derived type cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug c++/123651] `-g2` triggers `-Wuninitialized` on internal SRA temp (`SR.*`), not reproducible with `-g1` pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug rtl-optimization/120046] [15/16 Regression] wrong code at -O{s,2} with "-fno-tree-ccp -fno-tree-dominator-opts -fno-tree-fre -fno-expensive-optimizations -fno-gcse" on x86_64-linux-gnu mikpelinux at gmail dot com via Gcc-bugs
• 2026/01/17 [Bug tree-optimization/123652] New: Unnecessary x64 code generation when returning zero-initialized 7-byte types bernardo at bernardosulzbach dot com via Gcc-bugs
• 2026/01/17 [Bug tree-optimization/123513] [13/14 Regression] False positive -Wmismatched-new-delete with a non-member template operator new jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug tree-optimization/123513] [13/14/15/16 Regression] False positive -Wmismatched-new-delete with a non-member template operator new cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug tree-optimization/123513] [13/14/15/16 Regression] False positive -Wmismatched-new-delete with a non-member template operator new cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug c++/123651] `-g2` triggers `-Wuninitialized` on internal SRA temp (`SR.*`), not reproducible with `-g1` rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug libgcc/123650] [16 Regression] crash during startup when built with -fno-inline-atomics -flto -static rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug c++/123649] [16 Regression] ICE in build_simple_base_path, at cp/class.cc:608 rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug c++/123648] [14/15/16 Regression] ICE in cxx_eval_store_expression, at cp/constexpr.cc:8075 during constexpr evaluation of nested struct in lambda rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/17 [Bug c++/123647] [14/15/16 Regression] ICE in cxx_eval_constant_expression with invalid struct initialization in lambda rguenth at gcc dot gnu.org via Gcc-bugs

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