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• 2025/12/21 [Bug fortran/123201] gfortran.dg/value_9.f90 FAILs anlauf at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug c++/123246] New expression ignores the explicit specifier for list-initialization pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug fortran/121475] Missed finalization cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug c++/123246] New: New expression ignores the explicit specifier for list-initialization nedimsehic50 at gmail dot com via Gcc-bugs
• 2025/12/21 [Bug d/123202] libphobos.phobos/std_math_hardware.d FAILs on SPARC ro at CeBiTec dot Uni-Bielefeld.DE via Gcc-bugs
• 2025/12/21 [Bug testsuite/123004] [14/15/16 Regression] jit.dg/test-cold-attribute.c failing since r16-1575 (and backports) antoyo at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug target/123245] New: Inconsistent location for target-specific --param documentation sandra at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug tree-optimization/123244] New: Vectorized loop falls back to unvectorized loop instead of using “count trailing zeros” instruction me at manueljacob dot de via Gcc-bugs
• 2025/12/21 [Bug c/121507] internal compiler error: in composite_type_cond, at c/c-typeck.cc:1028 uecker at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug target/122971] [15/16 Regression] [RISCV] [Miscompile] GCC - riscv64 target, miscompiles at -O3 since r15-6278-gec870d3b5f3781 law at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug c++/123080] ICE when constructing parameter type in requires clause of lambda egas.g.ribeiro at tecnico dot ulisboa.pt via Gcc-bugs
• 2025/12/21 [Bug c++/123243] New: Diagnostics for virtual functions with requires clauses are not very user-friendly hewillk at gmail dot com via Gcc-bugs
• 2025/12/21 [Bug tree-optimization/123239] [16 Regression] 4% slowdown of imagick_r on Aarch64 with PGO pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug ipa/123240] [16 Regression] ice during IPA pass: cp with -O3 and -fopenmp jmelcr at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug target/123238] [15/16 Regression] poorer code for conditional select (VCOND vs VCOND_MASK) pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug target/123238] [15/16 Regression] poorer code for conditional select (VCOND vs VCOND_MASK) pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug ipa/123240] [16 Regression] ice during IPA pass: cp with -O3 and -fopenmp pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug ipa/123240] [16 Regression] ice during IPA pass: cp with -O3 and -fopenmp dcb314 at hotmail dot com via Gcc-bugs
• 2025/12/21 [Bug ipa/123240] [16 Regression] ice during IPA pass: cp with -O3 and -fopenmp pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug ipa/123240] [16 Regression] ice during IPA pass: cp with -O3 and -fopenmp pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug middle-end/123242] GCC build/version string included multiple times in each binary or library jakub at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug middle-end/123242] GCC build/version string included multiple times in each binary or library pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug c/123242] New: GCC build/version string included multiple times in each binary or library brechtsanders at users dot sourceforge.net via Gcc-bugs
• 2025/12/21 [Bug libstdc++/123241] New: Missing typedefs int128_t and uint128_t janschultke at googlemail dot com via Gcc-bugs
• 2025/12/21 [Bug c++/122070] [14/15/16 Regression] ICE with type aliases in inherited CTAD since r15-2864 egas.g.ribeiro at tecnico dot ulisboa.pt via Gcc-bugs
• 2025/12/21 [Bug ipa/123240] [16 Regression] ice during IPA pass: cp with -O3 and -fopenmp dcb314 at hotmail dot com via Gcc-bugs
• 2025/12/21 [Bug ipa/123240] [16 Regression] ice during IPA pass: cp with -O3 and -fopenmp sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug c/123240] New: [16 Regression] ice during IPA pass: cp with -O3 and -fopenmp dcb314 at hotmail dot com via Gcc-bugs
• 2025/12/21 [Bug tree-optimization/123239] [16 Regression] 4% slowdown of imagick_r on Aarch64 with PGO jmelcr at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug tree-optimization/123239] New: [16 Regression] 4% slowdown of imagick_r on Aarch64 with PGO jmelcr at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug target/123238] New: [15/16 Regression] poorer code for conditional select (VCOND vs VCOND_MASK) amonakov at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug driver/108865] gcc on Windows fails with Unicode path to source file luoyonggang at gmail dot com via Gcc-bugs
• 2025/12/21 [Bug fortran/123201] gfortran.dg/value_9.f90 FAILs mikael at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug fortran/123208] Private component statements rejected inside submodules mikael at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug fortran/78219] [F08] specifying the kind of a FORALL index in the header gmt3141 at gmail dot com via Gcc-bugs
• 2025/12/21 [Bug tree-optimization/123089] [16 regression] [x86] Hangs at runtime with -march=znver3 since r16-5780-g65a3849eb46df2 tnfchris at gcc dot gnu.org via Gcc-bugs
• 2025/12/21 [Bug tree-optimization/123089] [16 regression] [x86] Hangs at runtime with -march=znver3 since r16-5780-g65a3849eb46df2 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c++/123237] New: ICE: in write_type, at cp/mangle.cc:2744 (reflection) eczbek.void at gmail dot com via Gcc-bugs
• 2025/12/20 [Bug tree-optimization/123221] [16 regression] ICE on valid code at -O3 with -fno-tree-pre on x86_64-linux-gnu: Segmentation fault since r16-4411-gb6e802fd55d37e sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug middle-end/118839] [OpenMP] Missing diagnostic when the variant is the same as the base name sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug middle-end/118839] [OpenMP] Missing diagnostic when the variant is the same as the base name sandra at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c++/122958] [13/14/15/16 Regression] internal compiler error: tree check: accessed elt 3 of 'tree_vec' with 2 elts in tsubst, at cp/pt.cc:16806 egas.g.ribeiro at tecnico dot ulisboa.pt via Gcc-bugs
• 2025/12/20 [Bug fortran/102430] [13/14/15/16 Regression] ICE in fold_convert_loc, at fold-const.c:2554 since r7-4447-gb4c3a85be9658537 albert at tugraz dot at via Gcc-bugs
• 2025/12/20 [Bug fortran/121472] ICE in gimplify_expr jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug tree-optimization/122660] [16 Regression] uninit predicated analysis not strong enough (derived from uninit-pred-7_a.c) pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug fortran/121472] ICE in gimplify_expr albert at tugraz dot at via Gcc-bugs
• 2025/12/20 [Bug tree-optimization/101226] Suboptimal codegen for >>/>>> pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug fortran/121475] Missed finalization albert at tugraz dot at via Gcc-bugs
• 2025/12/20 [Bug tree-optimization/101226] Suboptimal codegen for >>/>>> pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug tree-optimization/123236] `(signed)((unsigned long long)signed_var >> CST)` can be simplified to `signed_var >> CST` pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug middle-end/123222] Typo in __builtin_sub_overflow_p docs pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug middle-end/123222] Typo in __builtin_sub_overflow_p docs cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug target/123210] [16 Regression] ICE: in ix86_finalize_stack_frame_flags, at config/i386/i386.cc:8829 with -Os -fno-omit-frame-pointer -fPIE -fcondition-coverage -fstrub=all -mcmodel=large pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug target/123210] [16 Regression] ICE: in ix86_finalize_stack_frame_flags, at config/i386/i386.cc:8829 with -Os -fno-omit-frame-pointer -fPIE -fcondition-coverage -fstrub=all -mcmodel=large pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug tree-optimization/123236] New: `(signed)((unsigned long long)signed_var >> CST)` can be simplified to `signed_var >> CST` pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c++/123215] ICE with forward declared variable template partial specializations pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c++/122958] [13/14/15/16 Regression] internal compiler error: tree check: accessed elt 3 of 'tree_vec' with 2 elts in tsubst, at cp/pt.cc:16806 egas.g.ribeiro at tecnico dot ulisboa.pt via Gcc-bugs
• 2025/12/20 [Bug fortran/121475] Missed finalization abensonca at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug tree-optimization/123221] [16 regression] ICE on valid code at -O3 with -fno-tree-pre on x86_64-linux-gnu: Segmentation fault pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug libgomp/123177] libgomp.fortran/uses_allocators-7.f90 FAILs jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c++/123228] Member of protected base is inaccessible despite a friend declaration pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) since r16-6149-g14ee9a2b41bafa pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) since r16-6149-g14ee9a2b41bafa pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug fortran/121475] Missed finalization abensonca at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug fortran/121475] Missed finalization jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) since r16-6149-g14ee9a2b41bafa pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c/123234] GCC documentation still describes decimal floating-point types as GNU C extensions, although they are standardized in ISO C23 pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug fortran/121475] Missed finalization albert at tugraz dot at via Gcc-bugs
• 2025/12/20 [Bug fortran/121472] ICE in gimplify_expr albert at tugraz dot at via Gcc-bugs
• 2025/12/20 [Bug c++/122958] [13/14/15/16 Regression] internal compiler error: tree check: accessed elt 3 of 'tree_vec' with 2 elts in tsubst, at cp/pt.cc:16806 egas.g.ribeiro at tecnico dot ulisboa.pt via Gcc-bugs
• 2025/12/20 [Bug c++/122958] [13/14/15/16 Regression] internal compiler error: tree check: accessed elt 3 of 'tree_vec' with 2 elts in tsubst, at cp/pt.cc:16806 egas.g.ribeiro at tecnico dot ulisboa.pt via Gcc-bugs
• 2025/12/20 [Bug c++/122958] [13/14/15/16 Regression] internal compiler error: tree check: accessed elt 3 of 'tree_vec' with 2 elts in tsubst, at cp/pt.cc:16806 egas.g.ribeiro at tecnico dot ulisboa.pt via Gcc-bugs
• 2025/12/20 [Bug fortran/71565] INTENT(IN) polymorphic argument with pointer components - reject valid code anlauf at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c++/122712] ADL search does not occur in a function exported from a module nshead at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c++/103524] [meta-bug] modules issue nshead at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c++/122712] ADL search does not occur in a function exported from a module cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c++/122690] [C++23] std::is_implicit_lifetime incorrectly depends on constructor access jakub at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug target/123216] [16 Regression] ICE: in extract_insn, at recog.cc:2888 (unrecognizable insn) with -mavx10.2 -mno-avx512vl and __builtin_ia32_cvttph2ibs128_mask() jakub at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug target/123217] [13/14/15 Regression] ICE: in extract_insn, at recog.cc:2888 (unrecognizable insn) with -mkl and __builtin_ia32_encodekey128_u32() jakub at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c++/123235] New: [modules] ADL search for decl-reachable entities doesn't complete types nshead at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c/123234] New: GCC documentation still describes decimal floating-point types as GNU C extensions, although they are standardized in ISO C23 stuzyf at 163 dot com via Gcc-bugs
• 2025/12/20 [Bug libstdc++/123220] Cannot build support libraries (e.g. libstdc++) with stack protection ossman at cendio dot se via Gcc-bugs
• 2025/12/20 [Bug ipa/123233] [enhancement] control over compile-time specialization uecker at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug ipa/123233] control over compile-time specialization ebotcazou at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug ipa/123233] control over compile-time specialization pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c++/122690] [C++23] std::is_implicit_lifetime incorrectly depends on constructor access cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug target/123216] [16 Regression] ICE: in extract_insn, at recog.cc:2888 (unrecognizable insn) with -mavx10.2 -mno-avx512vl and __builtin_ia32_cvttph2ibs128_mask() cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug target/123217] [16 Regression] ICE: in extract_insn, at recog.cc:2888 (unrecognizable insn) with -mkl and __builtin_ia32_encodekey128_u32() cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug ipa/123233] New: control over compile-time specialization uecker at tugraz dot at via Gcc-bugs
• 2025/12/20 [Bug c++/122922] Array type incorrectly deemed incomplete alberto.gcc.bugzilla at gmail dot com via Gcc-bugs
• 2025/12/20 [Bug target/123231] [Trunk] AArch64: Miscompile at -O2/O3 xxs_chy at outlook dot com via Gcc-bugs
• 2025/12/20 [Bug c/106416] -Wint-conversion should be an error, not a pedwarn pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c/123232] printf format type mismatch should be a non-suppressible diagnostic pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c/123232] printf format type mismatch should be a non-suppressible diagnostic pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/20 [Bug c/123232] New: printf format type mismatch should be a non-suppressible diagnostic 220246428 at seu dot edu.cn via Gcc-bugs
• 2025/12/19 [Bug target/123231] [Trunk] AArch64: Miscompile at -O2/O3 pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug target/123231] New: [Trunk] AArch64: Miscompile at -O2/O3 xxs_chy at outlook dot com via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123230] Missed cross-function optimization involving a loop pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123230] Missed cross-function optimization involving a loop pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123230] New: Missed cross-function optimization involving a loop 652023330028 at smail dot nju.edu.cn via Gcc-bugs
• 2025/12/19 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) since r16-6149-g14ee9a2b41bafa sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug go/64900] gotools don't link on Solaris 11/x86 ian at airs dot com via Gcc-bugs
• 2025/12/19 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) since r16-6149-g14ee9a2b41bafa sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) since r16-6149-g14ee9a2b41bafa sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) since r16-6150-g7b3af2bfa1dee9 sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123229] [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123229] New: [16 regression] ICE when building firefox-146.0.1 (do_estimate_edge_time, at ipa-inline-analysis.cc:219) sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123226] [16 regression] ICE during inlining in verify_node, at cgraph.cc:4454 with -O3 -flto since r16-4000 (compiling LLVM 14 from spec next) pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123226] [16 regression] ICE during inlining in verify_node, at cgraph.cc:4454 with -O3 -flto=32 -mcpu=neoverse-n1 since r16-4000 (compiling LLVM 14 from spec next) pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123152] [16 regression] ICE when building Valgrind (dominator of 15 should be 42, not 44) since r16-6133-gca8d97f8cb8 sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123226] [16 regression] ICE during inlining in verify_node, at cgraph.cc:4454 with -O3 -flto=32 -mcpu=neoverse-n1 pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/122956] [16 regression] ICE caused by r16-4000 when building LLVM14 with -Ofast -flto=auto pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123226] [16 regression] ICE during inlining in verify_node, at cgraph.cc:4454 with -O3 -flto=32 -mcpu=neoverse-n1 pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123225] [16 Regression] Overly-aggressive vectorization of uncounted loops pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123152] [16 regression] ICE when building Valgrind (dominator of 15 should be 42, not 44) since r16-6133-gca8d97f8cb8 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug go/64900] gotools don't link on Solaris 11/x86 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123227] [13/14/15/16 regression] ICF forgets to compare nonnull attribute (and thus member and non-member functions) pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123227] [13/14/15/16 regression] ICF forgets to compare nonnull attribute (and thus member and non-member functions) pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123227] [13/14/15/16 regression] -Os (icf) miscompiles code by merging member and non-member functions with different nullability assumptions pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug libstdc++/123220] Cannot build support libraries (e.g. libstdc++) with stack protection pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/114592] [13/14/15/16 regression] Bogus `maybe-uninitialized` on std::variant with std::string with -O3 pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug libstdc++/112591] variant allows for creating multiple empty objects at same address tkaminsk at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug middle-end/123222] Typo in __builtin_sub_overflow_p docs pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug libstdc++/112591] variant allows for creating multiple empty objects at same address cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug fortran/71565] INTENT(IN) polymorphic argument with pointer components - reject valid code cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123219] False positive stringop-overflow if optimization is active pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123219] False positive stringop-overflow if optimization is active pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123219] False positive stringop-overflow if optimization is active pinskia at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123225] [16 Regression] Overly-aggressive vectorization of uncounted loops sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123227] [13/14/15/16 regression] -Os (icf) miscompiles code by merging member and non-member functions with different nullability assumptions sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123227] [13/14/15/16 regression] -Os (icf) miscompiles code by merging member and non-member functions with different nullability assumptions sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug other/12407] Need to support configure --disable-languages sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123226] [16 regression] ICE during inlining in verify_node, at cgraph.cc:4454 with -O3 -flto=32 -mcpu=neoverse-n1 sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123221] [16 regression] ICE on valid code at -O3 with -fno-tree-pre on x86_64-linux-gnu: Segmentation fault sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug fortran/92613] Bogus warning with -cpp and -fpreprocessed anlauf at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug fortran/71565] INTENT(IN) polymorphic argument with pointer components - reject valid code anlauf at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123152] [16 regression] ICE when building Valgrind (dominator of 15 should be 42, not 44) since r16-6133-gca8d97f8cb8 sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug target/123218] [16 Regression] ICE: RTL check: expected code 'reg', have 'mem' in rhs_regno, at rtl.h:1946 during libgcc2.c build sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug rtl-optimization/123223] [16 Regression][gcn] ICE: RTL check: expected code 'reg', have 'subreg' in rhs_regno, at rtl.h:1946 (since r16-6263-gaf1f68b4e365ca) sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug rtl-optimization/123223] [16 Regression][gcn] ICE: RTL check: expected code 'reg', have 'subreg' in rhs_regno, at rtl.h:1946 (since r16-6263-gaf1f68b4e365ca) sjames at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug c++/116731] Incorrect behavior of -Wrange-loop-construct in GCC 14 rogerio.souza at gmail dot com via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/114592] [13/14 regression] Bogus `maybe-uninitialized` on std::variant with std::string with -O3 rogerio.souza at gmail dot com via Gcc-bugs
• 2025/12/19 [Bug target/120763] [meta-bug] Tracker for bugs to visit during weekly RISC-V meeting rdapp at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug target/123097] [16 Regression] [RISCV] [Miscompile] GCC - riscv64 target, miscompiles at -O3 since r16-5979 rdapp at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123117] [16 Regression] LoongArch: wrong code at -O1/O2/O3 since r16-5561 rdapp at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug target/120763] [meta-bug] Tracker for bugs to visit during weekly RISC-V meeting rdapp at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123118] ICE during RTL pass in expand_insn at optabs.cc:8293 rdapp at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug target/122970] RISC-V: Wrong code generated with -mrvv-vector-bits=zvl for SLP vectorization rdapp at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/94793] Failure to optimize clz idiom acarlotti at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug middle-end/19987] [meta-bug] fold missing optimizations in general acarlotti at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug target/122970] RISC-V: Wrong code generated with -mrvv-vector-bits=zvl for SLP vectorization cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123118] ICE during RTL pass in expand_insn at optabs.cc:8293 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123117] [16 Regression] LoongArch: wrong code at -O1/O2/O3 since r16-5561 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug target/123097] [16 Regression] [RISCV] [Miscompile] GCC - riscv64 target, miscompiles at -O3 since r16-5979 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug c++/123189] [16 Regression] ICE in gromacs since r16-6140-g4a718209d448f6 ppalka at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123192] gcc.dg/tree-ssa/ctz-ch.c FAILs law at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123192] gcc.dg/tree-ssa/ctz-ch.c FAILs cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug rtl-optimization/123223] [16 Regression][gcn] ICE: RTL check: expected code 'reg', have 'subreg' in rhs_regno, at rtl.h:1946 (since r16-6263-gaf1f68b4e365ca) cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/122017] ipa-cp with -Ofast -flto PGO causes 6.6% performance regression of parest and 3.8% regression of deepsjeng jamborm at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123227] -Os miscompiles code by merging member and non-member functions with different nullability assumptions dave.w4 at coalgebraic dot com via Gcc-bugs
• 2025/12/19 [Bug fortran/92613] Bogus warning with -cpp and -fpreprocessed cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug fortran/71565] INTENT(IN) polymorphic argument with pointer components - reject valid code anlauf at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug libfortran/30617] Implement a run time diagnostic for invalid recursive I/O jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug analyzer/123106] Static analyzer support for recusive Fortran print statments jvdelisle at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug fortran/123201] gfortran.dg/value_9.f90 FAILs anlauf at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug c++/122550] [14/15/16 Regression] constrained hidden template friend alongside existing declaration is ambiguous egas.g.ribeiro at tecnico dot ulisboa.pt via Gcc-bugs
• 2025/12/19 [Bug c++/123228] New: Member is inaccessible despite friend declaration arseny.orlow at yandex dot ru via Gcc-bugs
• 2025/12/19 [Bug ipa/123227] New: -Os miscompiles code by merging member and non-member functions with different nullability assumptions dave.w4 at coalgebraic dot com via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123225] [16 Regression] Overly-aggressive vectorization of uncounted loops victorldn at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123126] [16 Regression] 6-10% slowdown of xalancbmk_r on Zen{4,5} since r16-6104-gb5c64db0a49d46 with PGO victorldn at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123204] [16 Regression] 5-7% slowdown of xalancbmk{,_r} on Zen{4,5} since r16-6133-gca8d97f8cb8d28 victorldn at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug middle-end/26163] [meta-bug] missed optimization in SPEC (2k17, 2k and 2k6 and 95) victorldn at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug ipa/123226] New: ICE during inlining in verify_node, at cgraph.cc:4454 with -O3 -flto=32 -mcpu=neoverse-n1 konstantinos.eleftheriou at vrull dot eu via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123225] New: [16 Regression] Overly-aggressive vectorization of uncounted loops victorldn at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug rtl-optimization/123223] [16 Regression][gcn] ICE: RTL check: expected code 'reg', have 'subreg' in rhs_regno, at rtl.h:1946 (since r16-6263-gaf1f68b4e365ca) jakub at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug c++/91388] -Wreturn-type "no return statement" warning in function that is already ill-formed jakub at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug target/111112] RISC-V: Resulting more vsetvl instructions of vwadd + vadd but not vwadd + vwadd rdapp at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug c++/91388] -Wreturn-type "no return statement" warning in function that is already ill-formed cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug c++/117034] ICE on abbreviated function template with type constraint containing a lambda argument egas.g.ribeiro at tecnico dot ulisboa.pt via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123205] VRP recomputation is too aggressive amacleod at redhat dot com via Gcc-bugs
• 2025/12/19 [Bug rtl-optimization/123223] [16 Regression][gcn] ICE: RTL check: expected code 'reg', have 'subreg' in rhs_regno, at rtl.h:1946 (since r16-6263-gaf1f68b4e365ca) burnus at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug driver/123224] New: -fno-stack-protector doesn't work while linking ossman at cendio dot se via Gcc-bugs
• 2025/12/19 [Bug rtl-optimization/123223] New: [16 Regression][gcn] ICE: RTL check: expected code 'reg', have 'subreg' in rhs_regno, at rtl.h:1946 burnus at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug libstdc++/117276] [13 Regression] std::sort(par_unseq ,...) leaks memory when called repeatedly redi at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug libstdc++/113504] High memory usage for parallel `std::sort` redi at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug tree-optimization/123205] VRP recomputation is too aggressive cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug c++/117034] ICE on abbreviated function template with type constraint containing a lambda argument ppalka at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug c++/12944] [meta-bug] C++ name-lookup problems ppalka at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug c++/122509] Base template class name lookup only with qualified names ppalka at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug libstdc++/113504] High memory usage for parallel `std::sort` redi at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug libstdc++/113504] High memory usage for parallel `std::sort` redi at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug libstdc++/123147] std::chrono::parse does not support wchar_t cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2025/12/19 [Bug fortran/123201] gfortran.dg/value_9.f90 FAILs ro at CeBiTec dot Uni-Bielefeld.DE via Gcc-bugs
• 2025/12/19 [Bug web/123222] New: Typo in __builtin_sub_overflow_p docs blubban at gmail dot com via Gcc-bugs

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