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• 2026/01/20 [Bug tree-optimization/123731] [16 Regression] wrong code at -O1/O2/O3/Os since r16-6671 rdapp at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123266] [16 Regression] Recent change exposes failure to optimize in VRP/DOM and code quality regression law at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug algol68/123733] Bootstrap fails: implicit declaration of GC_is_init_called ro at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug algol68/123733] New: Bootstrap fails: implicit declaration of GC_is_init_called ro at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123314] [16 Regression] ICE during GIMPLE pass prefill_stmt_dependencies, at gimple-range.cc:392 since r16-5169-g8fad025430b4fd amacleod at redhat dot com via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123314] [16 Regression] ICE during GIMPLE pass prefill_stmt_dependencies, at gimple-range.cc:392 since r16-5169-g8fad025430b4fd cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123639] Missing link to the documentation of -Wsfinae-incomplete peppe at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123729] [13/14/15 Regression] ICE in verify_ssa: SSA_NAME_OCCURS_IN_ABNORMAL_PHI should be set during GIMPLE pass: vect pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123732] New: loop splitting seems to be only based on gimple_COND and not just any comparison in the loop pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123728] Wsubobject-linkage warns despite no anonymous namespaces at all in a header luto at kernel dot org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123729] [13/14/15 Regression] ICE in verify_ssa: SSA_NAME_OCCURS_IN_ABNORMAL_PHI should be set during GIMPLE pass: vect pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug fortran/123693] year 2038 for time functions (gmtime, ltime) anlauf at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug rtl-optimization/122215] Nondeterminism in ra on riscv32 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug rtl-optimization/122215] Nondeterminism in ra on riscv32 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug rtl-optimization/122215] Nondeterminism in ra on riscv32 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [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 since r14-9938 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123670] [14/15/16 Regression] ICE (Segmentation fault) in constraints_satisfied_p with lambda requires clause referencing captured local lambda since r13-980 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123676] [13/14/15/16 Regression] ICE in tsubst_pack_expansion with lambda template parameter pack in trailing return type decltype of a concept since r12-7564 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug rtl-optimization/122215] Nondeterminism in ra on riscv32 aoliva at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123731] [16 Regression] wrong code at -O1/O2/O3/Os since r16-6671 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123639] Missing link to the documentation of -Wsfinae-incomplete cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/110053] csmith: problems with -O1 and -O2 in same file pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug sarif-replay/120792] sarif-replay's sarif output doesn't faithfully round-trip all the data dmalcolm at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug sarif-replay/123056] RFE: sarif-replay's should support event cross-references in execution paths dmalcolm at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug sarif-replay/120792] sarif-replay's sarif output doesn't faithfully round-trip all the data dmalcolm at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug sarif-replay/123056] sarif-replay's HTML output mangles event cross-references in execution paths dmalcolm at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123621] [reflection] internal compiler error: in reflection_mangle_prefix, at cp/reflect.cc:8605 mpolacek at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug sarif-replay/123056] sarif-replay's HTML output mangles event cross-references in execution paths cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123621] [reflection] internal compiler error: in reflection_mangle_prefix, at cp/reflect.cc:8605 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/123731] [16 Regression] wrong code at -O1/O2/O3/Os pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/123731] [16 Regression] AArch64: wrong code at -O1/O2/O3/Os pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123677] [16 Regression] ICE: tree check: expected constructor, have ptrmem_cst in cxx_eval_store_expression, at cp/constexpr.cc since r16-3022 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/123731] [16 Regression] AArch64: wrong code at -O1/O2/O3/Os pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/122483] [16 Regression] gcc.target/aarch64/sme/streaming_mode_1.c gcc.target/aarch64/sme/za_state_[12].c started to fail after r16-4667 acoplan at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug other/67300] -foffload* undocumented sandra at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123694] Internal Compiler error in guard_tinfo_to_string, at c-family/c-indentation.cc:610 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123694] Internal Compiler error in guard_tinfo_to_string, at c-family/c-indentation.cc:610 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123404] consteval keyword shouldn't be needed for defaulted special members of consteval-only type jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug other/67300] -foffload* undocumented burnus at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug libstdc++/110352] [C++26] P2630R4 submdspan tkaminsk at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug rtl-optimization/122215] Nondeterminism in ra on riscv32 vmakarov at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug rtl-optimization/123380] [15/16 Regression] ICE: in gen_rtx_SUBREG, at emit-rtl.cc:1048 with -O2 and _Float16 law at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123697] aarch64: ICE when unrolling at -msve-vector-bits=128 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/110053] csmith: problems with -O1 and -O2 in same file mikpelinux at gmail dot com via Gcc-bugs
• 2026/01/20 [Bug c++/123727] [Reflection] -freflection -fmodules produces 'recursive lazy load' error mpolacek at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/122658] [14/15 Regression] ICE in tsubst_expr since r14-4796 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123615] (c++-reflection) - [meta-bug] reflection issue jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/122720] [Reflection] ICE with std::meta::access_context::unchecked() jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug rtl-optimization/123380] [15/16 Regression] ICE: in gen_rtx_SUBREG, at emit-rtl.cc:1048 with -O2 and _Float16 law at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123190] [16 Regression] 8% slowdown of 433.milc on AMD zen4 since r16-5275-ga645e903e8c394 rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/123724] [16 Regression] ICE in aarch64_possible_by_lane_insn_p -> vect_stmt_to_vectorize since r16-6497 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [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 since r8-6320-g7c719d08494168 jmelcr at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123665] [15/16 Regression] ICE (Segmentation fault) during substitution of lambda in template default argument within generic lambda since r15-3530-gdfb63765e994be jmelcr at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug rtl-optimization/123585] [13/14/15/16 Regression] X86 avx2: ICE at -O1 during RTL pass: combine cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123700] [14/15/16 Regression] ICE in tsubst_lambda_expr with generic lambdas in template non-type parameter since r14-2170-g4cf64d9cc2faf4 (C++20) jmelcr at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/123603] [16/17 Regression] 13% slowdown of exchange2_r on Zen4 since r16-6767-g948d33f490a6b0 jmelcr at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123639] Missing link to the documentation of -Wsfinae-incomplete peppe at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug d/123633] gdc cannot handle pragma(mangle, "qsort_r@FBSD_1.0") ro at CeBiTec dot Uni-Bielefeld.DE via Gcc-bugs
• 2026/01/20 [Bug target/123584] [15 Regression] armv8-a+sve2-sha3 ICE in extract_insn, at recog.cc:2888 (vxarq_u64) since r15-4270-g1dcc6a1a67165a ktkachov at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/123584] [15/16 regression] armv8-a+sve2-sha3 ICE in extract_insn, at recog.cc:2888 (vxarq_u64) since r15-4270-g1dcc6a1a67165a cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/123584] [15/16 regression] armv8-a+sve2-sha3 ICE in extract_insn, at recog.cc:2888 (vxarq_u64) since r15-4270-g1dcc6a1a67165a cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c++/123692] [16 Regression] ICE in fixed_type_or_null when building kakoune since r16-1751 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123314] [16 Regression] ICE during GIMPLE pass prefill_stmt_dependencies, at gimple-range.cc:392 since r16-5169-g8fad025430b4fd pfustc at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug middle-end/119033] [13/14/15/16 regression] Unsafe FRE of pointer assignment since r13-469-g9a53101caadae1 rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug rtl-optimization/123585] [13/14/15/16 Regression] X86 avx2: ICE at -O1 during RTL pass: combine roger at nextmovesoftware dot com via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123697] aarch64: ICE when unrolling at -msve-vector-bits=128 rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123697] aarch64: ICE when unrolling at -msve-vector-bits=128 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/123731] New: [16 Regression] Miscompile at -O1/O2/O3/Os xxs_chy at outlook dot com via Gcc-bugs
• 2026/01/20 [Bug target/119091] RISC-V eliminate redundancies in constant synthesis gregory.trunde at tdk dot com via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123729] [13/14/15 Regression] ICE in verify_ssa: SSA_NAME_OCCURS_IN_ABNORMAL_PHI should be set during GIMPLE pass: vect rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123729] [13/14/15 Regression] ICE in verify_ssa: SSA_NAME_OCCURS_IN_ABNORMAL_PHI should be set during GIMPLE pass: vect rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123729] [13/14/15/16 Regression] ICE in verify_ssa: SSA_NAME_OCCURS_IN_ABNORMAL_PHI should be set during GIMPLE pass: vect cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/123548] __pldx builtin causes ICE at O0 alfierichards at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/123631] Odd choice for vector constant materialization rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [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
• 2026/01/20 [Bug c++/123692] [16 Regression] ICE in fixed_type_or_null when building kakoune jmelcr at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug rtl-optimization/123144] [16 Regression] PowerPC64LE: ICE at -O3 during RTL pass: sched1 since r16-5258 avinashd at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [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 andi-gcc at firstfloor dot org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123729] [13/14/15/16 Regression] ICE in verify_ssa: SSA_NAME_OCCURS_IN_ABNORMAL_PHI should be set during GIMPLE pass: vect rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug algol68/123730] "a68: modules exports" vs. '!targetm_common.have_named_sections' tschwinge at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug tree-optimization/123729] [13/14/15/16 Regression] ICE in verify_ssa: SSA_NAME_OCCURS_IN_ABNORMAL_PHI should be set during GIMPLE pass: vect rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/123713] [16 Regression] ICE in composite_type_cond with ms_abi rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug c/123708] Compiler crash while comparing incompatible function signatures referencing incomplete recursive structs. rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug ipa/115237] -Wsuggest-attribute=pure false positive for obviously non-pure function eggert at cs dot ucla.edu via Gcc-bugs
• 2026/01/20 [Bug middle-end/123703] [13/14/15/16 Regression] ICE in fold_convert with a bad declaration of abs (return an union) rguenth at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug algol68/123730] "a68: modules exports" vs. '!targetm_common.have_named_sections' pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug algol68/123730] "a68: modules exports" vs. '!targetm_common.have_named_sections' pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug algol68/123730] New: "a68: modules exports" vs. '!targetm_common.have_named_sections' tschwinge at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug libgomp/122356] Suspected memory flush problem between task execution and barrier release burnus at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug ipa/115237] -Wsuggest-attribute=pure false positive for obviously non-pure function rguenther at suse dot de via Gcc-bugs
• 2026/01/20 [Bug c++/123729] New: [13/14/15/16 Regression] ICE in verify_ssa: SSA_NAME_OCCURS_IN_ABNORMAL_PHI should be set during GIMPLE pass: vect jirehguo at tju dot edu.cn via Gcc-bugs
• 2026/01/20 [Bug libgomp/122314] An omp barrier can execute tasks scheduled after said barrier burnus at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug libgomp/88707] Random failures of libgomp.c++/task-reduction-(8|10|11|13).C burnus at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/122781] z17: Inefficient code for vec_cmpgt for vector unsigned __int128 stefansf at gcc dot gnu.org via Gcc-bugs
• 2026/01/20 [Bug target/123689] Missed optimization in RISCV, LI instruction duplicated gregory.trunde at tdk dot com via Gcc-bugs
• 2026/01/19 [Bug fortran/123693] year 2038 for time functions (gmtime, ltime) kargl at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [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 jason at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [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
• 2026/01/19 [Bug libgomp/122356] Suspected memory flush problem between task execution and barrier release cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug libgomp/122314] An omp barrier can execute tasks scheduled after said barrier cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug libgomp/88707] Random failures of libgomp.c++/task-reduction-(8|10|11|13).C cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123670] [14/15/16 Regression] ICE (Segmentation fault) in constraints_satisfied_p with lambda requires clause referencing captured local lambda pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123679] [16 Regression] ICE in lookup_base (tree check: expected record_type, have decltype_type) with pointer-to-member access in nested lambda pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [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
• 2026/01/19 [Bug c++/123679] [16 Regression] ICE in lookup_base (tree check: expected record_type, have decltype_type) with pointer-to-member access in nested lambda pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [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
• 2026/01/19 [Bug c++/123567] [16 Regression] ICE in instantiate_decl, at cp/pt.cc:28272 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123728] Wsubobject-linkage warns despite no anonymous namespaces at all in a header pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123728] Wsubobject-linkage warns despite no anonymous namespaces at all in a header luto at kernel dot org via Gcc-bugs
• 2026/01/19 [Bug fortran/123693] year 2038 for time functions (gmtime, ltime) manfred99 at gmx dot ch via Gcc-bugs
• 2026/01/19 [Bug c++/123728] Wsubobject-linkage warns despite no anonymous namespaces at all in a header pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123728] Wsubobject-linkage warns despite no anonymous namespaces at all in a header pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123728] Wsubobject-linkage warns despite no anonymous namespaces at all in a header pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123728] New: Wsubobject-linkage warns despite no anonymous namespaces at all in a header luto at kernel dot org via Gcc-bugs
• 2026/01/19 [Bug target/122783] gcc 15,16 refuses to compile correctly with nvptx target blackwell cards (sm_120) CUDA_ERROR_INVALID_CONTEXT (error 201), CUDA_ERROR_NOT_FOUND (error 500) sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123272] [nvptx] OpenMP, libgomp, miscompilation in matrix multiplication with #pragma omp target teams parallel for collapse(2) if members of classes use templates on nvptx target sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123597] [14/15/16 Regression][OpenMP] Local variable wrongly hoisted (and shared) with templates and collapse(2) sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug ipa/123629] [16 regression] ICE seg fault in ipcp_val_replacement_ok_p when building clang-21.1.8 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug cobol/119215] -Wodr and -Wlto-type-mismatch issues in cobol harald at gigawatt dot nl via Gcc-bugs
• 2026/01/19 [Bug c++/123727] [Reflection] -freflection -fmodules produces 'recursive lazy load' error iains at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123692] [16 Regression] ICE in fixed_type_or_null when building kakoune pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123727] New: [Reflection] -freflection -fmodules produces 'recursive lazy load' error webrown.cpp at gmail dot com via Gcc-bugs
• 2026/01/19 [Bug cobol/119215] -Wodr and -Wlto-type-mismatch issues in cobol jklowden at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug cobol/119215] -Wodr and -Wlto-type-mismatch issues in cobol sjames at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug cobol/119215] -Wodr and -Wlto-type-mismatch issues in cobol jklowden at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123726] [reflection] ICE in template for with reflection on local struct mpolacek at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [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
• 2026/01/19 [Bug target/120763] [meta-bug] Tracker for bugs to visit during weekly RISC-V meeting law at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug rtl-optimization/121787] [16 Regression] RISC-V rv64gcv: crash at -O1/2/3 law at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug rtl-optimization/121787] [16 Regression] RISC-V rv64gcv: crash at -O1/2/3 cvs-commit at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug middle-end/123698] .note.GNU-stack section type change from SHT_PROGBITS to SHT_NOTE pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug jit/123702] `gcc_jit_context_new_function` doesn't accept Unicode characters in function name pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug jit/123701] gcc_jit_context_new_function does not accept Unicode characters pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123726] New: [C++26] ICE in template for with reflection on local struct greis.sebastian at yahoo dot de via Gcc-bugs
• 2026/01/19 [Bug c++/123692] [16 Regression] ICE in fixed_type_or_null when building kakoune pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c++/123692] [16 Regression] ICE in fixed_type_or_null when building kakoune pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123720] composite_type_cond ICE when resolving a symbol redefined with an incompatible struct type after an earlier scalar definition. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123719] ICE in count_type_elements after a cascade of invalid/incomplete struct declarations produces an error_mark type for an array element. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/101313] ICE: tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in count_type_elements, at expr.c:6273 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123709] ICE with inline-asm with out of range operands pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123718] Compiler aborts with stack-smashing after invalid inline asm operand escapes (‘%’ operand number missing/out of range). pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug rtl-optimization/122215] Nondeterminism in ra on riscv32 aoliva at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/119651] [13/14/15/16 Regression] internal compiler error: tree check: expected class 'type', have 'exceptional' (error_mark) in tree_nonzero_bits, at fold-const.cc:16702 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123716] ICE in tree_nop_conversion_p triggered by a conflicting redeclaration that turns an identifier into an array type mid-function. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug middle-end/118897] [13/14/15/16 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in categorize_ctor_elements_1, at expr.cc:7247 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123714] Gimplifier crashes in categorize_ctor_elements_1 when a bad redeclaration leaves an error_mark in a constructor initializer. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123713] [16 Regression] ICE in composite_type_cond with ms_abi pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123711] Internal compiler error during function type resolution involving deep pointer indirection on locally defined structs. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123725] [16 Regression] highway-1.3.0 -O3 build failure on aarch64: error: this operation requires the SVE ISA extension slyfox at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123725] [16 Regression] highway-1.3.0 -O3 build failure on aarch64: error: this operation requires the SVE ISA extension pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123725] [16 Regression] highway-1.3.0 -O3 build failure on aarch64: error: this operation requires the SVE ISA extension pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123725] [16 Regression] highway-1.3.0 -O3 build failure on aarch64: error: this operation requires the SVE ISA extension pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug ipa/115556] IPA CP vs POLY_INT_CST when target attributes differ pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123725] New: [16 Regression] highway-1.3.0 -O3 build failure on aarch64: error: this operation requires the SVE ISA extension slyfox at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123631] Odd choice for vector constant materialization pcordes at gmail dot com via Gcc-bugs
• 2026/01/19 [Bug c/123710] ICE with invalid argument to vector_size pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123709] ICE in C front end caused by mismatched pointer levels in recursive struct-based function parameters. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug tree-optimization/110743] Unexpected -ftrivial-auto-var-init=pattern behavior with partial bitfields jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123707] Internal compiler error during semantic analysis of functions operating on mutually recursive pointer types. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123473] [16 Regression] ICE in expand_expr_real_1 with array in struct with bounds of `*` pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug ipa/123706] ICE with simd attribute and malloc attribute pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123463] [15 Regression] ICE in comptypes with some GCC like code after errors pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123705] Crash in type-checking logic triggered by ifunc attributes combined with recursive pointer arguments. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123473] [16 Regression] ICE in expand_expr_real_1 with array in struct with bounds of `*` pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123704] ICE caused by invalid type comparison involving nested struct pointers during function verification. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/121189] ICE: Segmentation fault with target_clones and vector_size attribute pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123715] ICE with target_clones and vector returns pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug tree-optimization/110743] Unexpected -ftrivial-auto-var-init=pattern behavior with partial bitfields zsojka at seznam dot cz via Gcc-bugs
• 2026/01/19 [Bug middle-end/123703] [13/14/15/16 Regression] ICE in fold_convert with a bad declaration of abs (return an union) pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug middle-end/123703] [13/14/15/16 Regression] ICE in fold_convert with a bad declaration of abs pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123703] ICE in fold_convert with a bad declaration of abs pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123724] [16 Regression] ICE in aarch64_possible_by_lane_insn_p -> vect_stmt_to_vectorize since r16-6497 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123724] [16 Regression] ICE in aarch64_possible_by_lane_insn_p -> vect_stmt_to_vectorize since r16-6497 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/101974] [13/14/15/16 Regression] ICE on compilable code: in from_mode_char, at attribs.h:304 since r10-4929-g54aa6b58fe2fe73b pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123721] ICE in attr_access::from_mode_char when parsing an access attribute containing an invalid mode character. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123724] [16 Regression] ICE in aarch64_possible_by_lane_insn_p -> vect_stmt_to_vectorize since r16-6497 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug middle-end/111817] ICE in expand_asm_stmt with invalid characters in inline-asm output operands pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123723] ICE in expand_asm_stmt (cfgexpand.cc) during RTL expand when inline asm contains an invalid constraint character / invalid punctuation in the constraint string. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug middle-end/111817] ICE in expand_asm_stmt with invalid characters in inline-asm output operands pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug middle-end/120290] internal compiler error: in expand_asm_stmt, at cfgexpand.cc:3720 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123605] [16 Regression] 416.gamess ICE (segfault) in aarch64_possible_by_lane_insn_p jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123724] [16 Regression] ICE in aarch64_possible_by_lane_insn_p -> vect_stmt_to_vectorize since r16-6497 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123605] [16 Regression] 416.gamess ICE (segfault) in aarch64_possible_by_lane_insn_p pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123724] [16 Regression] ICE in aarch64_possible_by_lane_insn_p -> vect_stmt_to_vectorize since r16-6497 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123724] [16 Regression] ICE in aarch64_possible_by_lane_insn_p -> vect_stmt_to_vectorize since r16-6497 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/123724] New: [16 Regression] ICE in aarch64_possible_by_lane_insn_p -> vect_stmt_to_vectorize since r16-6497 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug middle-end/115411] ICE : in expand_call, at calls.cc:3668 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123722] ICE in expand_call after “sorry, unimplemented: passing too large argument on stack” during call expansion. pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug tree-optimization/123697] aarch64: ICE when unrolling at -msve-vector-bits=128 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug tree-optimization/123697] aarch64: ICE when unrolling at -msve-vector-bits=128 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug tree-optimization/123697] aarch64: ICE when unrolling at -msve-vector-bits=128 pinskia at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug c/123723] New: ICE in expand_asm_stmt (cfgexpand.cc) during RTL expand when inline asm contains an invalid constraint character / invalid punctuation in the constraint string. aamadu.olander at gmail dot com via Gcc-bugs
• 2026/01/19 [Bug c/123722] New: ICE in expand_call after “sorry, unimplemented: passing too large argument on stack” during call expansion. aamadu.olander at gmail dot com via Gcc-bugs
• 2026/01/19 [Bug c/123721] New: ICE in attr_access::from_mode_char when parsing an access attribute containing an invalid mode character. aamadu.olander at gmail dot com via Gcc-bugs
• 2026/01/19 [Bug target/119091] RISC-V eliminate redundancies in constant synthesis law at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug target/119847] [13/14/15/16 Regression] RISC-V:GCC fail to optimize repeated patterns in volatile operations law at gcc dot gnu.org via Gcc-bugs
• 2026/01/19 [Bug tree-optimization/123314] [16 Regression] ICE during GIMPLE pass prefill_stmt_dependencies, at gimple-range.cc:392 since r16-5169-g8fad025430b4fd amacleod at redhat dot com via Gcc-bugs
• 2026/01/19 [Bug c/123720] New: composite_type_cond ICE when resolving a symbol redefined with an incompatible struct type after an earlier scalar definition. aamadu.olander at gmail dot com via Gcc-bugs
• 2026/01/19 [Bug c/123719] New: ICE in count_type_elements after a cascade of invalid/incomplete struct declarations produces an error_mark type for an array element. aamadu.olander at gmail dot com via Gcc-bugs
• 2026/01/19 [Bug c/123718] New: Compiler aborts with stack-smashing after invalid inline asm operand escapes (‘%’ operand number missing/out of range). aamadu.olander at gmail dot com via Gcc-bugs

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