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[Bug c/94497] New: Branchless clamp in the general case gets a branch in a particular case ?
2021-08-08 23:59 UTC (2+ messages)
` [Bug middle-end/94497] "
[Bug middle-end/85237] missed optimisation opportunity for large/negative shifts
2021-08-08 23:22 UTC
[Bug tree-optimization/101821] New: Redundant xor eax eax
2021-08-08 23:21 UTC (10+ messages)
` [Bug tree-optimization/101821] "
` [Bug tree-optimization/101821] Redundant xor eax eax related to popcount intrinsic
` [Bug target/101821] Redundant xor eax eax
[Bug tree-optimization/101822] New: Codegen bug for popcount
2021-08-08 23:17 UTC (3+ messages)
` [Bug tree-optimization/101822] "
[Bug middle-end/84858] wrong exception handling of std::function
2021-08-08 23:10 UTC
[Bug c/50168] New: __builtin_ctz() and intrinsics __bsr(), __bsf() generate suboptimal code on x86_64
2021-08-08 22:48 UTC (2+ messages)
` [Bug middle-end/50168] __builtin_ctz() and intrinsics __bsr(), __bsf() generate extra sign extend "
[Bug target/29776] result of ffs/clz/ctz/popcount/parity are already sign-extended
2021-08-08 22:48 UTC
[Bug middle-end/51428] New: Some code after SSA expand does nothing
2021-08-08 22:44 UTC (2+ messages)
` [Bug tree-optimization/51428] "
[Bug middle-end/34475] TLS and PIE don't mix on x86_64
2021-08-08 22:34 UTC
[Bug c++/47011] New: ICE when using attribute optimize
2021-08-08 22:23 UTC (3+ messages)
` [Bug middle-end/47011] "
[Bug c/54068] New: Compiler passes wrong argument to function when using -O3 and inline
2021-08-08 22:22 UTC (2+ messages)
` [Bug middle-end/54068] Compiler passes wrong argument to function when using optimize attribute with -O3
[Bug ipa/60062] New: wrong code (for code with the optimize attribute) at -O1 and above on x86_64-linux-gnu in 32-bit mode
2021-08-08 22:22 UTC (2+ messages)
` [Bug target/60062] [4.7 Regression] "
[Bug middle-end/40317] verify_flow_info ICE with nested functions and non-local goto/labels
2021-08-08 22:15 UTC
[Bug c++/101783] New: unnecessary error when top level cv qualifier is dropped
2021-08-08 22:14 UTC (2+ messages)
` [Bug c++/101783] "
[Bug middle-end/46119] New: -fsplit-stack -fstack-protector-all - code crashes when passing large struct via stack
2021-08-08 22:12 UTC (2+ messages)
` [Bug middle-end/46119] -fsplit-stack "
[Bug middle-end/29253] expand_abs wrong default code for floating point
2021-08-08 21:47 UTC
[Bug middle-end/29864] Folding conversion unsigned long long to float
2021-08-08 21:35 UTC
[Bug middle-end/24590] Static function named "main" treated as the real main
2021-08-08 21:30 UTC
[Bug middle-end/21223] Output register variable is reloaded into the wrong register for asm
2021-08-08 21:25 UTC
[Bug libfortran/101820] New: fatal error: ISO_Fortran_binding.h: No such file or directory
2021-08-08 21:11 UTC
[Bug c++/94162] New: ICE [neg] bad return type in defaulted <=>
2021-08-08 21:05 UTC (3+ messages)
` [Bug c++/94162] "
[Bug c++/80143] ICE on placement new in gimplify_init_ctor_eval, at gimplify.c:4436
2021-08-08 21:04 UTC (3+ messages)
[Bug target/43153] Pass -mtune=i686 to assembler for -march=i686 or higher
2021-08-08 21:03 UTC
[Bug middle-end/42543] ICE when using va_arg
2021-08-08 20:46 UTC
[Bug target/42200] Suboptimal optimization: after x / 2 carry flag == x & 1
2021-08-08 20:36 UTC
[Bug middle-end/40207] request for enhancement: delay argument loading until needed
2021-08-08 20:08 UTC
[Bug tree-optimization/59299] New: We do not sink loads
2021-08-08 20:08 UTC (2+ messages)
` [Bug tree-optimization/59299] "
[Bug target/39442] In some cases __builtin_ia32_loadups generates a movaps instruction
2021-08-08 20:00 UTC
[Bug target/22599] ICE with invalid asm usage
2021-08-08 19:52 UTC
[Bug target/101819] New: [12 Regression] ICE in expand_expr_real_2, at expr.c:9552 since r12-2789-gf31da42e047e8018ca6ad9809273bc7efb6ffcaf
2021-08-08 19:25 UTC
[Bug target/101812] New: [12 Regression] ICE: Segmentation fault (in ix86_expand_sse_movcc)
2021-08-08 19:15 UTC (3+ messages)
` [Bug target/101812] [12 Regression] ICE: Segmentation fault (in ix86_expand_sse_movcc) since r12-731-gb1f7fd8a2a5558da
[Bug tree-optimization/33258] guaranteed-true arithmetic test not optimized away depending on constant
2021-08-08 17:42 UTC
[Bug tree-optimization/33257] guaranteed-true test not optimized away when input values later used
2021-08-08 17:40 UTC
[Bug middle-end/23999] DECL_SIZE set to NULL at times
2021-08-08 17:26 UTC
[Bug middle-end/8093] Wrong warning by gcc suggests adding dead code to end of function
2021-08-08 17:21 UTC
[Bug tree-optimization/26602] cfg cleanup can mess up incoming frequencies
2021-08-08 17:18 UTC
[Bug tree-optimization/25623] jump threading messes up "incoming frequencies" for some BBs
2021-08-08 17:18 UTC (3+ messages)
` [Bug tree-optimization/25623] jump threading/cfg cleanup messes up "incoming counts" "
[Bug c++/89062] class template argument deduction failure with parentheses
2021-08-08 17:10 UTC
[Bug target/14839] configure does not check for the presence of 32bits libc with --disable-multilib
2021-08-08 16:56 UTC
[Bug target/67619] New: ICE at -O1 and above on x86_64-linux-gnu in int_mode_for_mode, at stor-layout.c:425
2021-08-08 16:50 UTC (2+ messages)
` [Bug middle-end/67619] "
[Bug middle-end/36791] ICE with constant argument to __builtin_eh_return
2021-08-08 16:50 UTC
[Bug c++/98101] New: ICE in mark_reachable_handlers, at tree-eh.c:4033
2021-08-08 16:44 UTC (3+ messages)
` [Bug c++/98101] "
[Bug middle-end/59507] New: ICE: in mark_reachable_handlers, at tree-eh.c:3833 with -O -fnon-call-exceptions -fvtable-verify=preinit
2021-08-08 16:31 UTC (3+ messages)
` [Bug middle-end/59507] "
[Bug c++/101689] New: Internal compiler error during GIMPLE pass: ehcleanup
2021-08-08 16:29 UTC (2+ messages)
` [Bug c++/101689] ICE with -fvtable-verify=std and -fnon-call-exceptions
[Bug middle-end/28498] fstack-protector causes crash in combination with -Os
2021-08-08 16:00 UTC
[Bug c++/95085] New: diagnostic on designated-initializer from braced-init-list could be better
2021-08-08 15:39 UTC (2+ messages)
` [Bug c++/95085] "
[Bug c++/101818] New: Error message for the wrong name in designated initializers could be improved
2021-08-08 15:39 UTC (2+ messages)
` [Bug c++/101818] "
[Bug c++/101537] New: -Wconversion false positive in ternary
2021-08-08 15:15 UTC (2+ messages)
` [Bug c++/101537] "
[Bug c++/95455] New: ICE in capture with initializer in requires block
2021-08-08 9:25 UTC (2+ messages)
` [Bug c++/95455] "
[Bug c++/95955] New: ICE: tree check: expected integer_type or enumeral_type or boolean_type or real_type or fixed_point_type, have union_type in int_fits_type_p, at tree.c:8952
2021-08-08 9:07 UTC (2+ messages)
` [Bug c++/95955] "
[Bug c++/96442] New: ICE in tree check: expected integer_type or enumeral_type or boolean_type or real_type or fixed_point_type, have record_type in int_fits_type_p, at tree.c:8954
2021-08-08 9:07 UTC (2+ messages)
` [Bug c++/96442] [9/10/11/12 Regression] "
[Bug c++/95999] New: ICE in tree check: expected integer_cst, have var_decl in get_len, at tree.h:5951
2021-08-08 9:03 UTC (2+ messages)
` [Bug c++/95999] [9/10/11/12 Regression] "
[Bug c++/94128] New: ICE on C++20 "requires requires" with lambda
2021-08-08 9:01 UTC (2+ messages)
` [Bug c++/94128] "
[Bug c++/94333] New: internal compiler error: Segmentation fault ( when trying use structure binding in requires(requires{}))
2021-08-08 9:01 UTC (3+ messages)
` [Bug c++/94333] ICE in tsubst_template_args at gcc/cp/pt.c:13074 "
[Bug c++/64924] New: Callback function passed as a parameter with typename declaration produces an ICE
2021-08-08 8:48 UTC (2+ messages)
` [Bug c++/64924] "
[Bug c/95124] New: internal compiler error: tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in diag_attr_exclusions, at attribs.c:396
2021-08-08 8:34 UTC (2+ messages)
` [Bug c/95124] "
[Bug c++/93785] g++ crash/hang on invalid template
2021-08-08 8:13 UTC
[Bug c++/93741] ICE in incomplete concept definition
2021-08-08 8:12 UTC
[Bug c++/93664] ICE: Segmentation fault on invalid concept code gcc/gcc/cp/constraint.cc:2537
2021-08-08 8:10 UTC
[Bug c++/67491] New: [meta-bug] concepts issues
2021-08-08 8:09 UTC (5+ messages)
` [Bug c++/67491] "
[Bug c++/92541] ICE when concept requires contextual conversion to bool
2021-08-08 8:09 UTC
[Bug c++/91405] [concepts] internal compiler error: in synthesize_implicit_template_parm, at cp/parser.c:41206
2021-08-08 8:06 UTC (3+ messages)
[Bug c++/71543] [concepts] ICE on ill-formed declaration of a parameter with a constrained-type-specifier in a requires expression
2021-08-08 8:06 UTC
[Bug c++/91277] test.cpp:5:55: internal compiler error: in synthesize_implicit_template_parm, at cp/parser.c:41206
2021-08-08 8:06 UTC
[Bug c/96545] New: [10/11] internal compiler error: Segmentation fault
2021-08-08 7:53 UTC (2+ messages)
` [Bug c/96545] ICE in get_atomic_generic_size
[Bug c/90841] ICE in get_atomic_generic_size, at c-family/c-common.c:6904
2021-08-08 7:53 UTC
[Bug c++/92837] ICE on syntax error in requires clause, in cp_parser_constraint_primary_expression
2021-08-08 7:49 UTC
[Bug c++/92517] [10 Regression] ICE on incorrect syntax involving requires and decltype
2021-08-08 7:49 UTC
[Bug c++/92481] g++ 9.2.0 SegFault
2021-08-08 7:46 UTC
[Bug c++/82019] [concepts] ICE if concept is not satisfied
2021-08-08 7:45 UTC
[Bug c++/68429] [concepts] ICE in in placeholder_extract_concept_and_args, at cp/constraint.cc:1401
2021-08-08 7:43 UTC
[Bug c++/101817] New: g++ apply optimization irrespective of -O0 flag is set
2021-08-08 7:43 UTC (3+ messages)
` [Bug c++/101817] "
[Bug c++/71174] [concepts] Segmentation fault while processing concepts error
2021-08-08 7:39 UTC
[Bug c++/87536] Illegal recursive concept leads to compiler ICE
2021-08-08 7:36 UTC
[Bug c++/84633] internal compiler error: in lvalue_kind, at cp/tree.c:206
2021-08-08 7:33 UTC
[Bug c++/85229] [concepts] ICE with local class in lambda
2021-08-08 7:21 UTC
[Bug c/89520] [7 Regression] ICE tree check: accessed operand 4 of call_expr with 3 operands in convert_to_integer_1, at convert.c:668
2021-08-08 7:14 UTC
[Bug c/83197] ICE in strip_float_extensions, at tree.c:11935
2021-08-08 7:14 UTC
[Bug c/81629] redefined memcpy leads to segmentation fault
2021-08-08 6:49 UTC
[Bug c++/55408] New: ICE for member template definition with non-type variadic parameter
2021-08-08 6:44 UTC (2+ messages)
` [Bug c++/55408] "
[Bug c++/69903] Function template specialization with CRTP-class causes compiler segfault
2021-08-08 6:42 UTC
[Bug c++/71440] ICE on invalid C++ code in instantiate_type, at cp/class.c:8247
2021-08-08 6:36 UTC
[Bug c++/72811] ICE on invalid C++ code on x86_64-linux-gnu (internal compiler error: in instantiate_type, perform_implicit_conversion_flags)
2021-08-08 6:36 UTC (2+ messages)
[Bug lto/59332] New: Segmentation fault in inline_summary with LTO + attribute optimize
2021-08-08 6:32 UTC (2+ messages)
` [Bug lto/59332] "
[Bug c/61564] New: #pragma GCC optimize ("-fno-lto") causes the compiler to crash
2021-08-08 6:32 UTC (2+ messages)
` [Bug c++/61564] "
[Bug rtl-optimization/46175] New: ICE: in rtl_verify_flow_info_1, at cfgrtl.c:2037: flow control insn inside a basic block with -O -fgcse -fno-guess-branch-probability -freorder-blocks and asm goto
2021-08-08 6:12 UTC (2+ messages)
` [Bug inline-asm/46175] "
[Bug target/51106] New: [4.5 regression] ICE in move_insn, at haifa-sched.c:2314
2021-08-08 6:05 UTC (2+ messages)
` [Bug target/51106] [4.6 Regression] "
[Bug middle-end/52650] New: [4.8 Regression] FAIL: gcc.dg/torture/pr51106-2.c * (internal compiler error)
2021-08-08 6:05 UTC (2+ messages)
` [Bug middle-end/52650] "
[Bug rtl-optimization/44675] Inefficient code to return a large struct
2021-08-08 5:54 UTC
[Bug rtl-optimization/43226] simplify_binary_operation_1 MINUS x const_int issue
2021-08-08 5:49 UTC
[Bug rtl-optimization/40480] Inefficient code on insn with fixed hard register
2021-08-08 5:40 UTC
[Bug rtl-optimization/39350] MOVE_BY_PIECES_P is used by rtl optimizers
2021-08-08 5:30 UTC
[Bug target/37124] ICE with attribute(option("no-mmx"))
2021-08-08 5:07 UTC
[Bug c++/94953] New: A lot of false maybe-uninitialized warnings with O3
2021-08-08 5:00 UTC (2+ messages)
` [Bug c++/94953] "
[Bug c++/91290] pragma maybe-uninitialized does not propagate to lambda
2021-08-08 4:55 UTC
[Bug c++/89478] missed optimization for lambda expression when variable is uninitialized when declared
2021-08-08 4:50 UTC
[Bug tree-optimization/59908] New: Incorrect uninit warning with -fsanitize=address caused by LIM
2021-08-08 4:45 UTC (2+ messages)
` [Bug tree-optimization/59908] "
[Bug c/60279] New: Incorrect column number for -Wuninitialized in return statement
2021-08-08 4:26 UTC (2+ messages)
` [Bug tree-optimization/60279] "
[Bug tree-optimization/82585] missing -Warray-bounds calling strlen on a member at out-of-bounds offfset
2021-08-08 3:52 UTC
[Bug tree-optimization/80406] Reduced false positive test case for -Warray-bounds with -O3
2021-08-08 3:50 UTC
[Bug c/63213] New: -Warray-bounds false positive with -O3
2021-08-08 3:40 UTC (2+ messages)
` [Bug middle-end/63213] "
[Bug c/61957] New: Wrong -Warray-bounds warning depending on parameter types
2021-08-08 3:28 UTC (2+ messages)
` [Bug middle-end/61957] "
[Bug tree-optimization/61277] New: Incorrect -Warray-bounds warning with 4.9.0
2021-08-08 3:20 UTC (2+ messages)
` [Bug tree-optimization/61277] "
[Bug bootstrap/59979] mpc configure does not check for non-gnu compiler
2021-08-08 3:17 UTC
[Bug target/101816] New: slight missed optimization with __builtin_add_overflow with ^1
2021-08-08 2:29 UTC
[Bug tree-optimization/56352] New: Simplify testing of related conditions in for loop
2021-08-07 23:30 UTC (3+ messages)
` [Bug tree-optimization/56352] "
[Bug tree-optimization/85143] Loop limit prevents (auto)vectorization
2021-08-07 23:30 UTC
[Bug c++/56090] New: Injected-class-name treated as constructor name
2021-08-07 23:14 UTC (2+ messages)
` [Bug c++/56090] "
[Bug sanitizer/55739] New: asan doesn't work on common symbols
2021-08-07 23:12 UTC (2+ messages)
` [Bug sanitizer/55739] "
[Bug tree-optimization/55600] New: excessive size of vectorized code
2021-08-07 23:09 UTC (2+ messages)
` [Bug target/55600] "
[Bug tree-optimization/55760] New: scalar code non using rsqrtss and rcpss
2021-08-07 22:59 UTC (2+ messages)
` [Bug tree-optimization/55760] "
[Bug tree-optimization/27109] Simplify "a - 10 > 150" into "a > 160" when range of a is known (in VRP or somewhere else)
2021-08-07 22:39 UTC (2+ messages)
[Bug tree-optimization/101815] New: unsigned + -1u > 3 is not optimzied to unsigned > 4 if unsigned range is known not to include 0
2021-08-07 22:38 UTC (3+ messages)
` [Bug tree-optimization/101815] "
[Bug tree-optimization/50756] New: request to better handle non-constant distance vectors to avoid unnecessary alias check
2021-08-07 22:19 UTC (2+ messages)
` [Bug tree-optimization/50756] "
[Bug rtl-optimization/50898] New: Register allocation depends on function return expression on x86 32-bits
2021-08-07 22:01 UTC (2+ messages)
` [Bug rtl-optimization/50898] "
[Bug c++/101209] New: ICE with trailing return type on a conversion operator
2021-08-07 21:29 UTC (2+ messages)
` [Bug c++/101209] [10/11/12 Regression] "
[Bug c++/88577] misleading error message with template and auto return type
2021-08-07 21:22 UTC
[Bug c++/69632] No error issued for declaring a parameter having a late-specified return type without the 'auto' type specifier
2021-08-07 20:50 UTC
[Bug c++/56389] New: Return types differs in block scope function declarations and function implementation
2021-08-07 20:43 UTC (3+ messages)
` [Bug c++/56389] "
[Bug target/101403] New: [12 Regression] wrong code with __builtin_bswap16() at -O1
2021-08-07 20:28 UTC (2+ messages)
` [Bug tree-optimization/101403] [12 Regression] wrong code with __builtin_bswap16() at -O1 by r12-2137
[Bug c++/68288] botched floating-point UDL
2021-08-07 20:17 UTC
[Bug objc/101718] New: Objective-C frontend emits wrong code to call methods returning _Complex types returned in memory
2021-08-07 20:16 UTC (2+ messages)
` [Bug objc/101718] Objective-C frontend emits wrong code to call methods returning scalar "
[Bug middle-end/24639] [meta-bug] bug to track all Wuninitialized issues
2021-08-07 20:04 UTC
[Bug middle-end/87210] [RFE] introduce build time options to zero initialize automatic stack variables
2021-08-07 20:04 UTC (2+ messages)
[Bug middle-end/70069] Uninitialized value default to zero, plus warning
2021-08-07 20:04 UTC
[Bug middle-end/96426] New: __builtin_convertvector ICE without lhs
2021-08-07 19:59 UTC (3+ messages)
` [Bug middle-end/96426] "
[Bug middle-end/60540] New: Don't convert int to float when comparing int with float constant
2021-08-07 19:57 UTC (4+ messages)
` [Bug tree-optimization/60540] Don't convert int to float when comparing int with float (double) constant
[Bug tree-optimization/95697] New: Failure to optimize float comparison of converted integer to integer comparison
2021-08-07 19:48 UTC (2+ messages)
` [Bug tree-optimization/95697] "
[Bug middle-end/19987] [meta-bug] fold missing optimizations in general
2021-08-07 19:48 UTC
[Bug c++/79751] Concept placeholder on another concept does not work
2021-08-07 19:35 UTC
[Bug c++/83167] decltype((x)) inside lambda is considered odr-use if x is not a reference
2021-08-07 19:34 UTC
[Bug fortran/101814] New: Initialization of local variables broken in presence of SAVE
2021-08-07 18:39 UTC (2+ messages)
` [Bug fortran/101814] "
[Bug fortran/97896] New: [11 Regression] ICE in gfc_trans_assignment_1, at fortran/trans-expr.c:11156
2021-08-07 18:38 UTC (2+ messages)
` [Bug fortran/97896] [11/12 "
[Bug fortran/68568] ICE with automatic character object and save, in combination with some options
2021-08-07 18:36 UTC (2+ messages)
[Bug c/51839] New: GCC not generating adc instruction for canonical multi-precision add sequence
2021-08-07 17:57 UTC (2+ messages)
` [Bug middle-end/51839] "
[Bug ipa/101813] New: -O3 does worse at constant folding than -O2
2021-08-07 16:31 UTC
[Bug middle-end/74113] by_pieces_ninsns doesn't support TImode/OImode/XImode
2021-08-07 14:52 UTC
[Bug middle-end/90773] Improve piecewise operation
2021-08-07 14:52 UTC
[Bug tree-optimization/53947] New: [meta-bug] vectorizer missed-optimizations
2021-08-07 14:42 UTC (2+ messages)
` [Bug tree-optimization/53947] "
[Bug tree-optimization/88531] Index data types when targeting AVX-512 vectorization with gather/scatter
2021-08-07 14:42 UTC (2+ messages)
[Bug middle-end/101809] New: emulated gather capability doesn't support 32-bit target
2021-08-07 14:11 UTC (2+ messages)
` [Bug middle-end/101809] "
[Bug c++/101811] New: Error not helpful for misplaced 'template'
2021-08-07 9:26 UTC
[Bug tree-optimization/95404] New: and
2021-08-07 7:52 UTC (2+ messages)
` [Bug tree-optimization/95404] Failure to optimize compare to power of 2 and bitwise and to more direct bitwise and
[Bug tree-optimization/95738] New: Failure to optimize comparison of float after sign xor to unsigned comparison
2021-08-07 7:44 UTC (2+ messages)
` [Bug tree-optimization/95738] Failure to optimize comparison of vector "
[Bug target/80355] Improve __builtin_shuffle on AVX512F
2021-08-07 7:43 UTC (2+ messages)
[Bug tree-optimization/95923] New: Failure to optimize bool checks into and
2021-08-07 7:41 UTC (2+ messages)
` [Bug tree-optimization/95923] "
[Bug target/64525] New: Duplicate instructions in both paths in conditional code
2021-08-07 7:28 UTC (3+ messages)
` [Bug target/64525] "
` [Bug rtl-optimization/64525] "
[Bug tree-optimization/82854] more missing simplifcations
2021-08-07 7:03 UTC (2+ messages)
[Bug c/65855] New: missing optimization: triangular numbers
2021-08-07 6:42 UTC (2+ messages)
` [Bug middle-end/65855] SCEV / SCCP "
[Bug middle-end/82519] Eliminating loop from summation
2021-08-07 6:42 UTC (2+ messages)
` [Bug tree-optimization/82519] "
[Bug sanitizer/61995] New: gcc 4.9.1 fails to compile with error in libsanitizer
2021-08-07 6:32 UTC (3+ messages)
` [Bug sanitizer/61995] "
[Bug middle-end/79675] Pointless reg1 <- reg2; reg2 <- reg1 moves inside loop
2021-08-07 6:17 UTC
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