Messages by Thread
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[Bug tree-optimization/121744] New: Testing std::bitset isn't vectorized
rguenth at gcc dot gnu.org via Gcc-bugs
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[Bug target/121392] [16 Regression] GCN offloading: 'libgomp.c/simd-math-1.c' execution test timeouts
cvs-commit at gcc dot gnu.org via Gcc-bugs
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[Bug middle-end/33272] Compiler does not take advantage of restrict
cvs-commit at gcc dot gnu.org via Gcc-bugs
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[Bug target/93071] std::__lg (and all functions that use it) generates suboptimal code
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug fortran/121743] New: ICE in build_function_decl, at gcc/fortran/trans-decl.cc:2519
gilles.gouaillardet at gmail dot com via Gcc-bugs
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[Bug ipa/104223] GCC unable to inline trivial functions passed to views::filter and transform unless lifted into types
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug c++/114383] Wrong std::enable_if mangling ?
romain.geissler at amadeus dot com via Gcc-bugs
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[Bug tree-optimization/115130] [meta-bug] early break vectorization
rguenth at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/82280] Missed optimization opportunity constexpr/inline data copy not elided
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug middle-end/26163] [meta-bug] missed optimization in SPEC (2k17, 2k and 2k6 and 95)
rguenth at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/63945] Missing vectorization optimization
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug ipa/92077] Multiple independent functions degrades optimizations
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug target/90492] simple array-copy not use available simd-registers
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/53947] [meta-bug] vectorizer missed-optimizations
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/114253] [13/14/15/16 regression] False positive maybe-uninitialized with std::optional and ternary
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug rtl-optimization/117838] [13/14/15/16 regression] IRA issues: The higher cost variable a is spilled for the lower cost variable conflict_a in improve_allocation() since r12-6416-g037cc0b4a6646c
cvs-commit at gcc dot gnu.org via Gcc-bugs
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[Bug ipa/80811] out-of-line string members less efficient than they could be
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug rtl-optimization/109370] Missed optimization for std::optional branchless unwrapping
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug middle-end/82345] low performance (comparing to clang)
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug ipa/86912] Function pointer imposes an optimization barrier
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug middle-end/111805] suboptimal codegen of variant<string, bool>
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/87952] Missed optimization for std::get_if on std::variant
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/111388] std:.get_if variant, unnecessary branch when outside of if statement
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug ipa/101049] std::variant: missed optimization in std::visit() on more than one variant
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug target/121742] New: [15] RISC-V rv64gcv: miscompile at -O1/O2
xxs_chy at outlook dot com via Gcc-bugs
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[Bug driver/81358] libatomic not automatically linked with C11 code
prathamesh3492 at gcc dot gnu.org via Gcc-bugs
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[Bug ipa/82432] Missed constant propagation of return values of non-inlined static functions
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/95384] Poor codegen cause by using base class instead of member for Optional construction
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug libstdc++/121741] New: Using an abi_tag for libstdc++ hardening
ville.voutilainen at gmail dot com via Gcc-bugs
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[Bug tree-optimization/121740] New: missed load fre/pre with std::optional
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/109561] [13/14 regression] -Wmaybe-uninitialized false positive with std::optional
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/109561] [13/14/15/16 regression] -Wmaybe-uninitialized false positive with std::optional
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/106677] Abstraction overhead with std::views::join
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/111108] (a|c) == (a|c) should be convert into (a&~c) == (a&~c) IFF ~c simplifies
Explorer09 at gmail dot com via Gcc-bugs
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[Bug tree-optimization/70604] switch statement optimization creates dead code
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug c/121739] New: Unicode character constants are not allowed to have multiple characters in C23
luigighiron at gmail dot com via Gcc-bugs
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[Bug other/121738] New: Optimization: ((x & y) == y) == ((x | y) == x) == ((~x & y) == 0) should be target independent
Explorer09 at gmail dot com via Gcc-bugs
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[Bug tree-optimization/121737] New: vectorizer part of the loop but not all of it
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug target/115054] __float128 and _Float16 use incorrect ABI on x86-64 MinGW
tmgross at umich dot edu via Gcc-bugs
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[Bug c/121736] New: Offsetof with non-constant array index should be diagnosed as an extension
luigighiron at gmail dot com via Gcc-bugs
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[Bug c++/102272] rejects-valid: VLA captured in generic lambda
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug c/121735] New: Optimization level O2 triggers false warning about uninitialized usage whereas O1 and O3 are fine.
b.stolk at gmail dot com via Gcc-bugs
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[Bug tree-optimization/117760] `a != b` implies that a or b is also non-zero
matteo.nicoli001 at gmail dot com via Gcc-bugs
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[Bug fortran/99709] [PDT] VALUE attribute for an object with nonconstant length parameter
cvs-commit at gcc dot gnu.org via Gcc-bugs
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[Bug c++/121734] New: ICE when using VLA inside lambda with explicit object parameter
alex0w at icloud dot com via Gcc-bugs
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[Bug target/108849] __declspec(code_seg("segname")) does not work
pali at kernel dot org via Gcc-bugs
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[Bug target/121733] New: Injection of __main into main for mingw-w64
pali at kernel dot org via Gcc-bugs
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[Bug tree-optimization/113677] Missing `VEC_PERM_EXPR <{a, CST}, CST, {0, 1, 2, ...}>` optimization
xry111 at gcc dot gnu.org via Gcc-bugs
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[Bug libstdc++/121496] [14/15 Regression] 'class std::timed_mutex' has no member named '_M_clocklock' with -fsanitize=thread
cvs-commit at gcc dot gnu.org via Gcc-bugs
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[Bug libstdc++/120390] [13/14/15 Regression] Request to improve error with private destructor
cvs-commit at gcc dot gnu.org via Gcc-bugs
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[Bug libstdc++/121374] wrong value std::numeric_limits<__float128>::max_digits10
cvs-commit at gcc dot gnu.org via Gcc-bugs
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[Bug libstdc++/121097] hypot uses __promoted_t even when __cpp_fold_expressions is not defined
cvs-commit at gcc dot gnu.org via Gcc-bugs
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[Bug middle-end/99299] Need a recoverable version of __builtin_trap()/__builtin_debugtrap
redi at gcc dot gnu.org via Gcc-bugs
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[Bug testsuite/121732] New: [16 Regression] g++.target/aarch64/spaceship_1.C needs to be updated after recent libstdc++ and spaceship opt changes
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug target/120933] Turn on -mtls-dialect=gnu2 by default on x86-64
sjames at gcc dot gnu.org via Gcc-bugs
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[Bug sanitizer/71962] error: ‘((& x) != 0u)’ is not a constant expression with fsanitize=undefined
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug sanitizer/121731] New: "not a constant expression" compile error when ubsan enabled, compiles fine on clang
carlosgalvezp at gmail dot com via Gcc-bugs
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[Bug rtl-optimization/121577] [13/14/15/16 Regression] wrong code at -O{s,2,3} with "-fno-tree-pre -fno-code-hoisting -fno-tree-fre -fno-tree-dominator-opts -fno-gcse -fno-tree-loop-im" on x86_64-linux-gnu since r11-6188
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug middle-end/87403] [Meta-bug] Issues that suggest a new warning
mark at gcc dot gnu.org via Gcc-bugs
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[Bug c/108694] need a new warning option for preparing migration to ISO C23
mark at gcc dot gnu.org via Gcc-bugs
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[Bug target/121681] -mno-scalar-strict-align doesn't work on rv64 (memcpy is not optimized like on x86_64 and aarch64)
sergey at lobanov dot in via Gcc-bugs
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[Bug target/121577] [13/14/15/16 Regression] wrong code at -O{s, 2, 3} with "-fno-tree-pre -fno-code-hoisting -fno-tree-fre -fno-tree-dominator-opts -fno-gcse -fno-tree-loop-im" on x86_64-linux-gnu
mikpelinux at gmail dot com via Gcc-bugs
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[Bug target/121606] -march=native on AVX10.1 capable host warns about -mno-evex512
marko.makela at mariadb dot com via Gcc-bugs
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[Bug tree-optimization/121730] New: wrong code at -O1 on x86_64-linux-gnu (generated code hangs)
zhendong.su at inf dot ethz.ch via Gcc-bugs
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[Bug c/121729] New: DFP FP exception flags not raised as expected
tydeman at tybor dot com via Gcc-bugs
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[Bug sanitizer/99179] asan failures with -Os on x86_64-apple-darwin
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug middle-end/117799] __builtin_memcmp not optimized for size
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug target/117393] Consider inlining memcmp(a, b, small constant)==0 on -Os
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/117799] __builtin_memcmp not optimized for size
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug middle-end/90663] [13/14/15/16 Regression] strcmp (&a[i], a + i) not folded for arrays and constant index
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/121355] std::array comparison inside struct comparison does not inline memcmp
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/88398] vectorization failure for a small loop to do byte comparison
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug middle-end/95887] suboptimal memcmp with embedded zero bytes
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug middle-end/12086] memcmp(i,j,4) should use word (SI) subtraction
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/83819] [meta-bug] missing strlen optimizations
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug middle-end/119808] wrong code with _BitInt() and -ftree-coalesce-vars -fstack-protector-strong
pinskia at gcc dot gnu.org via Gcc-bugs
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[Bug libgomp/114445] [OpenMP] indirect - race when creating lookup hash on the device, causing aborts
burnus at gcc dot gnu.org via Gcc-bugs
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[Bug ipa/99951] Dead return value after modify_call() is not released
law at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/101822] Codegen bug for popcount
law at gcc dot gnu.org via Gcc-bugs
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[Bug tree-optimization/99997] Missed optimisation with -Os
law at gcc dot gnu.org via Gcc-bugs
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[Bug target/121208] Wrong user-level interrupt vector value with TLS variable when build with optimisation
sjames at gcc dot gnu.org via Gcc-bugs
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[Bug target/117909] no_caller_saved_registers vs tls with -fpic/pie
sjames at gcc dot gnu.org via Gcc-bugs
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[Bug fortran/114611] H edit descriptor should flag as error with -std-f95 (or higher)
w6ws at earthlink dot net via Gcc-bugs
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[Bug debug/121157] -gcodeview does not work with Ada
ebotcazou at gcc dot gnu.org via Gcc-bugs
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[Bug fortran/121728] New: [PDT] Testcase gfortran.dg/pr95090.f90 ICEs under valgrind
anlauf at gcc dot gnu.org via Gcc-bugs
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[Bug testsuite/121690] [13/14/15/16 regression] Regression for dg-output checks on macOS
azoff at gcc dot gnu.org via Gcc-bugs
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[Bug diagnostics/121039] RFE: optionally capture suppressed diagnostics in SARIF output
cvs-commit at gcc dot gnu.org via Gcc-bugs
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[Bug target/121548] [15 Regression] ICE: SIGSEGV in satisfies_constraint_vu (constraints.md:199) with -O -mrvv-vector-bits=zvl -march=rv64gv
law at gcc dot gnu.org via Gcc-bugs
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[Bug target/121548] [15/16 Regression] ICE: SIGSEGV in satisfies_constraint_vu (constraints.md:199) with -O -mrvv-vector-bits=zvl -march=rv64gv
cvs-commit at gcc dot gnu.org via Gcc-bugs
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[Bug fortran/121727] New: Missed optimization passing character actual to shorter dummy with value attribute
anlauf at gcc dot gnu.org via Gcc-bugs