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• 2026/09/11 [Bug c++/106902] [14/15/16/17 Regression] Program compiled with -O3 -mfma produces different result jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/106570] [14/15/16/17 Regression] DCE sometimes fails with depending if statements since r12-2305-g398572c1544d8b75 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/124517] [14/15/16/17 Regression] ICE: in update_binding, at cp/name-lookup.cc:3099 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/124266] [14/15/16/17 Regression] Incorrect unwind info for vector math functions jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/126467] [14/15/16 Regression] wrong code with folding 0.0 - x jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/126475] [14/15/16/17 Regression] x * { 0.0f, 1.0f, ... } must not become x & mask when NaNs/Infs are honoured since r9-5228 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/125181] [14/15/16/17 Regression] variadic template function not allowing for function pointer which has a toplevel const argument to match with non-toplevel const argument jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/125777] [14/15/16/17 Regression] false positive -Wmaybe-uninitialized when using std::from_chars and -Os jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/124199] [14/15/16/17 Regression] Declaration conditions check for invalid array declarator at the wrong location jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug testsuite/124064] [14 Regression] g++.target/arm/bfloat_cpp_typecheck.C xpass'es jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug ipa/56139] [14/15/16/17 Regression] unmodified static data could go in .rodata, not .data jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c/69602] [14/15/16/17 Regression] over-ambitious logical-op warning on EAGAIN vs EWOULDBLOCK jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/127262] [14/15/16 Regression] ICE at -O1 -Wall jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/125211] [14/15/16/17 Regression] ICE with an anonymous union in a generic lambda defined as part of a templated variable jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/126536] [14/15/16/17 Regression] ICE with -funswitch-loops jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/125953] [14 Regression] vect_recog_divmod_pattern uses ranger on pattern stmts jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug rtl-optimization/125876] [14/15/16/17 Regression] x86: register-source vmovddup spilled to the stack instead of using the register form jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/126323] [14/15/16/17 Regression] ICE when parsing #pragma GCC ivdep or unroll(0) or novector inside a class definition before a for statement jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/124986] [14/15 Regression] -Warray-bounds and -Wstringop-overread false positives jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/126247] [14/15/16/17 Regression] ifcombine removes trapping comparsion incorrectly jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/126316] [14/15/16/17 Regression] Bogus -Wdangling-pointer on variable length arrays in different scopes in -O2 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/126153] [14/15/16 Regression] [csmith] runtime crash with -O3 -ftrivial-auto-var-init=zero jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug analyzer/124110] [14/15/16/17 Regression] -Wanalyzer-infinite-recursion false positive involving uint8_t values jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/126225] [14/15 Regression] Wrong code at -O2 due to incorrect SLP IV reuse (r11-4714) jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/124637] [14/15 Regression] powerpc64: invalid code while passing a struct via register jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/125932] [14/15/16/17 Regression] ICE on x86_64-linux-gnu: verify_flow_info failed during RTL pass: stv with asm goto at -O2/3 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/123658] [14/15/16/17 Regression] ICE in tsubst_expr (at cp/pt.cc) when lambda in template accesses member of local constexpr struct without capture jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/124516] [14/15/16/17 Regression] ICE: tree check: expected tree that contains ‘decl minimal’ structure, have ‘template_id_expr’ in dump_decl, at cp/error.cc:1636 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/124304] [14/15/16/17 Regression] missing diagnostic for mismatched dependent friend declaration to member function template since r13-54 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug rtl-optimization/123585] [14/15 Regression] X86 avx2: ICE at -O1 during RTL pass: combine jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/123681] [14/15/16/17 Regression] ICE in synthesized_method_walk (at cp/method.cc) while explaining constexpr failure of function with try-catch jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/127218] [14/15/16/17 Regression] constexpr memchr/strchr/strrchr/strstr count a nonzero offset in the first argument twice jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug analyzer/124232] [14/15 Regression] ICE on "putenv" in mark_as_escaped at analyzer/store.cc:3467 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/124087] [14/15/16/17 Regression] Redundant base address calculation with -O2 since r0-125177 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/123507] [14/15/16/17 Regression] ICE in gimplify_expr at gimplify.cc with struct definition in template function parameter jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/123533] [14/15/16/17 Regression] ICE in build_data_member_initialization, at cp/constexpr.cc:466 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug lto/123862] [14/15/16/17 Regression] ICE in verify_type when building blender jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c/123494] [14/15/16/17 Regression] ICE Segmentation fault in groktypename when using _Alignas within a cast expression with int jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/123413] [14/15/16/17 Regression] ICE: in gimplify_var_or_parm_decl, at gimplify.cc with statement expression inside a template assigned to a decltype(auto) jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/121839] [14/15/16/17 Regression] ICE: tree check: expected tree_binfo, have error_mark in adjust_result_of_qualified_name_lookup, at cp/search.cc:1487 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/97822] [14/15/16/17 Regression] internal compiler error: in choose_baseaddr jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/123592] [14/15/16/17 Regression] ICE in tsubst_expr, at cp/pt.cc:22369 since 12.1 with checking since r12-8258 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/117818] [14/15/16/17 regression] vec_add incorrectly generates vadduwm for vector char const inputs. jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/123399] [14/15/16/17 Regression] ICE: 'verify_gimple' failed with __sync_val_compare_and_swap and "large" integer cast from pointer since r9-20 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug rtl-optimization/97972] [14/15/16/17 Regression] ICE in moving_insn_creates_bookkeeping_block_p, at sel-sched.c:2031 since r9-2064-gc4c5ad1d6d1e1e1f jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/121356] [14/15 Regression] missing VRP though the loop with shifts jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/121539] [14/15 Regression] C style variadic ellipsis is incorrectly rejected after a default argument in a member function when not preceded by a comma jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/123368] [14/15/16/17 Regression] ICE: mark_addressable with multiple nested functions and section attribute jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/106511] [14/15/16/17 Regression] New -Werror=maybe-uninitialized since r13-1268-g8c99e307b20c502e jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/123360] [14/15/16/17 Regression] ICE: tree check: expected class ‘type’, have ‘declaration’ (function_decl) in cp_type_quals, at cp/typeck.cc during reshape_init with nested anonymous compound literal jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/120759] [14/15/16/17 Regression] Empty initializer list (`{}`) in a parameter pack disables deduction for the entire pack jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/121328] [14/15/16/17 Regression] ICE: Segmentation fault on local lambda constraints with pack expression within local alias jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/121347] [14/15 regression] wrong code at -O1 and above on x86_64-linux-gnu since r8-2555-g344be1fd47d7d6 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/117519] [14/15/16/17 regression] LTO ICE when building gloox: lto1: internal compiler error: symtab_node::verify failed since r9-5035-g4611c03d2b0ede jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/120754] [14/15/16/17 Regression] Segfault when trying to print error about catching function type jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/121661] [14 Regression] miscompilation involving complex and nested functions since r13-1762-gf9d4c3b45c5ed5 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/123329] [14/15/16/17 regression] ICE: unexpected expression 'T' of kind template_parm_index since r13-4761 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/106389] [14/15/16/17 Regression] IPA modref breaks Safe Bitfields in C++ since r11-3308-gd119f34c952f87 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/107056] [14/15/16/17 Regression] ICE: unexpected expression '(unsigned int)((const char*)"")' of kind implicit_conv_expr jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/119851] [14/15/16/17 regression] -O2 -Q --help=common suggests -ftree-vectorize is disabled by default (since r12-4240-g2b8453c401b699) jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/115331] [14/15/16/17 Regression] ICE-on-invalid passing a typoed lambda to a list-initializer jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/106775] [14/15/16/17 regression] Subscipt operator with array rvalue inside brackets returns lvalue jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/121125] [14/15/16/17 Regression] ICE: canonical types differ for identical types 'auto jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug analyzer/106634] [14/15/16/17 Regression] ICE in get_region_for_local with nested function extension since r13-2029-g7e3b45befdbbf1a1 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/121459] [14/15/16/17 Regression] switch table conversion does not like inner bb that comes from non switch jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/120936] [14/15/16/17 Regression] x86_function_profiler emits an unused label by by r5-3767-gecc81e33123d7a jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug debug/106399] [14/15/16/17 Regression] Wrong debug info for function with nested function under O0 since r9-1284-gd70ba0c10dec6968 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/118076] [14/15/16/17 Regression] extra memcpy for passing large arguments in some cases, introduces STLF fails jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/121151] [14/15/16/17 Regression] ICE: in break_out_target_exprs, at cp/tree.cc:3339 since r13-4879 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug ipa/121107] [14/15/16/17 Regression] ICE at O2 (target_clone vs indirect inlining): in try_make_edge_direct_simple_call, at ipa-prop.cc:4052 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug ipa/107044] [14/15/16/17 Regression] ICE in dump_possible_polymorphic_call_targets, at ipa-devirt.cc:3456 since r12-6325-gad64a821970ef554 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/121636] [14/15/16/17 Regression] incorrect invocation to inherited templated constructor after r7-4255 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c/121282] [14/15/16/17 Regression] Complex float static initialization vs -frounding-math jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c/121111] [14/15/16/17 Regression] ICE: Segmentation fault with vector_size on array jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/121800] [14/15/16/17 Regression] ICE on invalid call operator jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/121089] [14/15/16/17 Regression] internal compiler error: Segmentation fault splay_tree_foreach with enum class and invalid underlying type jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c/121100] [14/15/16/17 Regression] ICE: Segmentation fault at contains_struct_check jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/121085] [14/15/16/17 Regression] internal compiler error: Segmentation fault since 12.1 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/106709] [14/15 Regression] GCC incorrectly warns about stringop-overread jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/121680] [14/15/16/17 regression] writing 8 bytes into a region of size 0 [-Wstringop-overflow=] with std::reverse on buffer jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/120766] [14/15/16/17 Regression] ICE Segmentation fault with duplicate extern variable of template type jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/120878] [14/15/16/17 Regression] ICE: in adjust_temp_type, at cp/constexpr.cc:1791 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug rtl-optimization/121675] [14/15 Regression] wrong code at -O3 on x86_64-linux-gnu jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/121720] [14/15 Regression] std::min_element is not optimized at -O2 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/119690] [14/15 Regression] wrong code at -O{s,1,2,3} on x86_64-linux-gnu since r12-4871 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c/117753] [14/15/16/17 Regression] ICE: tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in build_int_cst, at tree.cc:1533 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/121832] [14/15 Regression] ICE on export without -fmodules jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/106375] [14/15/16/17 regression] Lowering complex type mov regressed loop distribution for memset/memcpy/memmov jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/117511] [14/15/16/17 Regression] internal compiler error: Segmentation fault at mark_used(tree_node*, int) jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/117505] [14/15/16/17 Regression] ICE on x86_64-linux-gnu: Segmentation fault with __attribute__(used) and templates and a typedef of struct without a tag jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/107837] [14/15/16/17 Regression] Missed optimization: Using memcpy to load a struct unnecessary uses stack space since r8-5200 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/117366] [14/15/16/17 regression] arm thumb1 epilogue size optimizer violates -ffixed jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/109561] [14 regression] -Wmaybe-uninitialized false positive with std::optional jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/114074] [14/15/16/17 Regression] wrong code at -O1 and above on x86_64-linux-gnu since r8-343 (SCEV/chrec) jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/119969] [14/15 regression] incorrectly omitted initialization at -O2 with pointer to member functions since r12-5242 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/117271] [14/15/16/17 regression] GCC trunk emits larger code at -Os than 12.4.0 since r14-3084-gaadc5c07feb0ab jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/120003] [14/17 Regression] missed optimization around a loop with a checker since r12-3453-g01b5038718056b jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/107751] [14/15/16/17 regression] False positive -Wmaybe-uninitialized at -O0 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/117174] [14/15/16/17 Regression] Compiler seems to incorrectly cache SFINAE condition evaluation results jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/109677] [14/15/16/17 Regression] Access control bypass for function template default argument brace initialization of private default constructor jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug debug/117508] [14/15/16/17 Regression] Weird debug location info for C++ std::initializer_list jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/115645] [14 Regression] new S[1][1]() requires non-explicit default ctor since r11-3092 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/109823] [14/15/16/17 Regression] ICE with trailing return of decltype of a fold expression in nested generic variadic lambda jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/117489] [14/15/16/17 Regression] ICE in handle_call_arg, at tree-ssa-structalias.cc:4226 at -O1 and above with "-fno-ipa-pure-const -fsanitize=undefined" and pure and no sanitize attribute and thunks jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/115489] [14/15/16/17 regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in create_tmp_from_val, at gimplify.cc:589 since r12-3278-g823685221de986 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/113434] [14/17 Regression] VRP misses conditional in loop is always false sometimes jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/115101] [14/15/16/17 regression] [wrong code] with -O1 -floop-nest-optimize for gcc.dg/graphite/interchange-8.c jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/118078] [14/15/16/17 Regression] GCC crashes on incorrect code with -std=c++20 since r10-4719 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug bootstrap/115416] [14/15/16/17 regression] Setting --includedir to a nonexistent directory causes a build error since r13-5490-g59e4c98173a79f jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/115202] [14/15/16/17 Regression] Missed optimization: std::min(f ? (unsigned short)m : a, ~0) jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/117236] [14/15 regression] -Wnull-dereference false positive in GNU tar (regression from GCC 12) since r13-3596-ge7310e24b1c0ca jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/111606] [14/15/16/17 Regression] [ICE] internal compiler error: error reporting routines re-entered. jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/111696] [14/15/16/17 Regression] Spurious -Wstringop-overflow since r11-7497-g8d57bdadd2d9c2 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/111426] [14/15/16/17 Regression] "error: use of deleted function" printed twice jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug rtl-optimization/114960] [14/15/16/17 Regression] fails to clean up vector casts since r12-4379-g97c320016642a4 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/107321] [14/15/16/17 Regression] ICE in strip_array_types, at tree.cc:7284 since r10-4397-gb7689b962dd6536b jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/107473] [14/15/16/17 regression] Unexpected warning / error with strncpy since r10-2814-g22fca489eaf98f26 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/96438] [14/15/16/17 Regression] ICE in do_pushtag, at cp/name-lookup.c:6861 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/115377] [14/15/16/17 Regression] Invalid typename with non nested-name-specifier accepted in specific contexts since r5-2683 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/111701] [14/15/16/17 Regression] wrong code for __builtin_signbit(x*x) jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/113703] [14/15/16/17 Regression] ivopts miscompiles loop since r178104 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/114969] [14/15 Regression] Missed optimization: (bool)((std::max((unsigned long long) 0, (unsigned long long) var_0)) | ( var_0 ? 1 : 0)) => (bool) var_0 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/114972] [14/15/16/17 Regression] Missed optimization for Dead Code Elimination jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/111415] [14 Regression] False positive array-bounds warning with -O3 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/113239] [14 regression] After r13-6372-g822a11a1e642e0, bogus -Warray-bounds warnings in std::vector jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug analyzer/113496] [14/15 Regression] ICE: in cmp, at analyzer/constraint-manager.cc:782 with -fanalyzer -fdump-analyzer jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/111790] [14/15/16/17 Regression] Unwarranted missing template keyword warning jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug rtl-optimization/113662] [14/15/16/17 Regression] Wrong code for std::sort with fancy pointer since r13-6945-g429a7a88438cc8 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug ipa/114254] [13 regression] Indirect inlining through C++ member pointers fails if the underlying class has a virtual function jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/111240] [14/15/16/17 Regression] Incorrect warning from -Wmaybe-uninitialized jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/112493] [14/15/16/17 Regression] ICE in verify_sra_access_forest with scalar_storage_order jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug ipa/112601] [14/15/16/17 Regression] ICE in cgraph_node::verify_node(): error: invalid calls_comdat_local flag jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/111231] [14/15/16/17 regression] armhf: Miscompilation with -O2/-fno-exceptions level (-fno-tree-vectorize is working) jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/109943] [14/15/16/17 Regression] Missed Dead Code Elimination when using __builtin_unreachable since r13-6834-g41ade3399bd jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug bootstrap/111027] [14/15/16/17 Regression] `make install` touches the build directory; Install error "tmp-header-vars: Permission denied", build on NFS, improvement possible jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c/109828] [14/15/16/17 Regression] static compound literal with flexible array in initializer leads to invalid size and ICE jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/114000] [14/15/16/17 Regression] ICE: in force_nonfallthru_and_redirect, at cfgrtl.cc:1556 with -O2 -freorder-blocks-and-partition -fPIC -mexplicit-relocs jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug analyzer/109851] [14/15/16/17 Regression] False positive va_arg when iterating through format string with for-loop jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/109683] [14/15/16/17 Regression] False cyclic dependency error reported for constraint jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/109960] [14/15/16/17 Regression] missing combining of `(a&1) != 0 || (a&2)!=0` into `(a&3)!=0` jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/109521] [14/15 Regression] Checking ICE with canonical types differ for identical types ‘UBYTE [7]’ {aka ‘unsigned char [7]’} and ‘unsigned char [7]’ since r11-6508-gabb1b6058c09a7 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/109781] [14/15/16/17 Regression] erroneous error "lambda-expression in template parameter type" for tparam lambda returning a lambda jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/109667] [14/15/16/17 Regression] Unnecessary temporary storage used for 32-byte struct jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/109753] [14 Regression] pragma GCC target causes std::vector not to compile (always_inline on constructor) jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/109780] [14/15 Regression] csmith: runtime crash with -O2 -march=znver1 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/109449] [14/15/16/17 Regression] false positive stringop-overflow jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/109692] [14/15/16/17 Regression] ICE on concept as default template parameter to iife lambda in fold expression in static member template function since r12-8110-ge2c7070ac77405 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/109448] [14/15/16/17 Regression] wrong uninitialized warning with std::variant of an empty class and std::exception_ptr jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/107812] [14/15/16/17 Regression] RTL SSA forwprop introduced regression since r11-6188 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/120178] [13 Regression] ICE in fold_build2_loc during profile_estimate when casting free to volatile size_t and adding to malloc pointer in version 13.3 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/108042] [14/15/16/17 Regression] weakref on an extern decl is incorrectly ignored jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/107516] [14/15/16/17 Regression] ICE with -fwide-exec-charset=latin1 since r9-2891-g5ec9f8cff333bbe9 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug rtl-optimization/110001] [14/15/16/17 regression] Suboptimal code generation for branchless binary search jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/117817] [13 Regression] Compile error when taking address of temporary array in sizeof operator since r13-6716-g31cdfdef04701e jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug analyzer/107943] [14/15 Regression] gcc -fanalyzer hangs in openssl curve25519.c since r11-3840-gaf66094d03779377 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug rtl-optimization/95123] [14/15/16/17 Regression] Wrong code w/ -O2 -fselective-scheduling2 -funroll-loops --param early-inlining-insns=5 --param loop-invariant-max-bbs-in-loop=3 --param max-jump-thread-duplication-stmts=0 -fPIE jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/108036] [14/15/16/17 Regression] Spurious warning for zero-sized array parameters to a function jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/85803] [14/15/16/17 Regression] DSE removes live global store jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug analyzer/107856] [14/15/16/17 Regression] gcc.dg/plugin/infoleak-vfio_iommu_type1.c XPASSes jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug sanitizer/107866] [14/15/16/17 Regression] gcc trunk's UBSan misses a Null-pointer-dereference at -O3. jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug sanitizer/81601] [14/15/16/17 Regression] incorrect Warray-bounds warning with -fsanitize jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/107740] [14/15/16/17 Regression] if-to-switch conversion happens for simple predicate function when compiled with gcc but not with g++ jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/107699] [14/15/16/17 Regression] False positive -Warray-bounds, non-existent offset reported by GCC jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/107256] [14/15/16/17 Regression] Contradictory circular noexcept-specifier is accepted jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/107704] [14/15/16/17 Regression] Testsuite regression after recent DCE changes jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/91512] [14/15/16/17 Regression] Fortran compile time regression. jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug analyzer/103602] [14/15/16/17 regression] Analyzer takes excessive amount of memory and time linking GNU grep with LTO since r12-1389-g9d20ec97475 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/107148] [14/15/16/17 Regression] ICE in bot_manip with statement expressions, at cp/tree.cc:3252 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/107058] [14/15/16/17 Regression] ICE in dwarf2out_die_ref_for_decl, at dwarf2out.cc:6038 since r11-5003-gd50310408f54e380 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/105769] [14 Regression] program segmentation fault with -ftree-vectorize and nested lambdas jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/106103] [14/15/16/17 regression] ICE in binds_to_current_def_p when source object files are compiled with -flto -Os jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/108374] [14/15/16/17 Regression] unexpected -Wstringop-overflow when using std::atomic and std::shared_ptr jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/106093] [14/15/16/17 Regression] False positive -Wstringop-overflow with -O3 when resizing std::vector jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug analyzer/106206] [14/15/16/17 Regression] ICE: canonical types differ for identical types 'int(...)' and 'int(...)' since r12-1931-ge61ffa201403e3 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/105705] [14/15/16/17 Regression] std::equal triggers incorrect -Wnonnull warning since r11-5391-gbb07490abba850fd5b1d2d09d76d18b8bdc7d817 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/106192] [14/15 Regression] ICE in vect_loop_versioning, at tree-vect-loop-manip.cc:3522 since r11-1650-g1dfa89b0355520ca jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug rtl-optimization/105952] [14/15/16/17 Regression] ICE in sel_redirect_edge_and_branch, at sel-sched-ir.cc:5680 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug ipa/105682] [14/15/16/17 Regression] Both `-Wsuggest-attribute=pure` and `-Wsuggest-attribute=const` on same function since r12-5177-g494bdadf28d0fb35 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/105617] [14/15/16/17 Regression] Slp is maybe too aggressive in some/many cases jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug ipa/105917] [14/15/16/17 regression] Missed passthru jump function jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/105469] [14/15/16/17 Regression] "execution reached an unreachable program point" with -flto since r5-7027-g0b986c6ac777aa4e jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c/105430] [14/15/16/17 Regression] [DR 413] Change in value for "Partial overriding of constant struct/union initializers with designated initializers" jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/104368] [14/15/16/17 Regression] Failure to vectorise conditional grouped accesses after PR102659 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/105742] [14/15/16/17 Regression] accepts-invalid non-dependent call to non-static member function from unrelated class in presence of dependent base jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/105506] [14/15/16/17 Regression] Error building GCC 12.1.0 against MinGW-w64: fatal error: cannot execute 'cc1': CreateProcess: No such file or directory jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/104723] [14/15/16/17 regression] Redundant usage of stack jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug tree-optimization/104475] [14/15/16/17 Regression] Wstringop-overflow + atomics incorrect warning on dynamic object jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/106240] [14/15/16/17 Regression] missed vectorization opportunity (cond move) on mips since r13-707-g68e0063397ba82 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/103938] [14/15/16/17 Regression] ICE with __builtin_prefetch and vectors jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/104151] [14/15/16/17 Regression] x86: excessive code generated for 128-bit byteswap jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug target/104912] [14/15/16/17 Regression] 416.gamess regression after r12-7612-g69619acd8d9b58 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug debug/104120] [14/15/16/17 Regression] slow compilation with only "-g3 -O1"; other opt levels are fine since r10-15-gf179b64e3ab013ff jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug middle-end/103637] [14/15/16/17 Regression] missing warning writing past the end of one of multiple elements of the same array jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/103572] [14 Regression] ICE in build_function_type after undefined type as a template argument during class template argument deduction jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug rtl-optimization/104209] [14 Regression] gcc.dg/torture/pr20314-2.c ICE with -m32 -fPIC in lra_split_hard_reg_for jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug rtl-optimization/104054] [14/15/16/17 Regression] '-fcompare-debug' failure (length) w/ -Os -funroll-loops since r8-3946-gfe94440235cfaa57 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug debug/103788] [14/15/16/17 Regression] '-fcompare-debug' failure (length) w/ -O1 (statement-frontiers) jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/102433] [14/15/16/17 Regression] ICE in ~saved_token_sentinel, at cp/parser.c:1293 since r11-8118-g82198676c80764ca jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug c++/103952] [14/15/16/17 Regression] ICE: in cp_finish_decl, at cp/decl.c:7933 jakub at gcc dot gnu.org via Gcc-bugs
• 2026/09/11 [Bug d/103944] [14/15/16/17 Regression] Testsuite hang due to libphobos/testsuite/libphobos.gc/forkgc2.d jakub at gcc dot gnu.org via Gcc-bugs

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