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[Bug target/103771] New: Missed vectorization under -mavx512f -mavx512vl after r12-5489
2022-01-13 10:43 UTC (10+ messages)
` [Bug target/103771] [12 Regression] "
[Bug regression/103997] New: gcc.target/i386/pr88531-??.c scan-assembler-times FAILs
2022-01-13 10:42 UTC (9+ messages)
` [Bug regression/103997] "
` [Bug regression/103997] [12 Regression] "
[Bug target/104003] New: [12 Regression] ICE in extract_insn, at recog.c:2769 since r12-6488-g820ac79e8448ad6c
2022-01-13 10:42 UTC (3+ messages)
` [Bug target/104003] "
[Bug target/104004] New: [12 Regression] ICE: in extract_insn, at recog.c:2769 (error: unrecognizable insn)
2022-01-13 10:42 UTC
[Bug tree-optimization/104002] New: ICE ‘verify_gimple’ failed since r12-1128-gef8176e0fac935c0
2022-01-13 10:30 UTC (3+ messages)
` [Bug tree-optimization/104002] "
[Bug target/104001] New: [12 Regression] ICE in extract_insn, at recog.c:2769 since r12-6538-g5f19303ada7db92c155332e7ba317233ca05946b
2022-01-13 10:17 UTC (2+ messages)
` [Bug target/104001] "
[Bug tree-optimization/103995] New: conj() ignored with tree loop vectorizer
2022-01-13 10:04 UTC (8+ messages)
` [Bug tree-optimization/103995] "
` [Bug tree-optimization/103995] [11/12 Regression] "
[Bug tree-optimization/100280] New: ICE in lower_omp_target, at omp-low.c:12287
2022-01-13 9:42 UTC (2+ messages)
` [Bug tree-optimization/100280] "
[Bug tree-optimization/103999] New: Vectorizer failed to reduce sum with conversion
2022-01-13 8:35 UTC (3+ messages)
` [Bug tree-optimization/103999] "
[Bug tree-optimization/103998] New: [12 Regression] Recent vectorizer testsuite regressions on x86
2022-01-13 8:22 UTC (8+ messages)
` [Bug tree-optimization/103998] "
` [Bug tree-optimization/103998] [12 Regression] Recent vectorizer testsuite regressions on x86 since r12-6420 and r12-6523
[Bug c++/78655] gcc doesn't exploit the fact that the result of pointer addition can not be nullptr
2022-01-13 7:20 UTC (3+ messages)
[Bug c/103977] New: ice in try_vectorize_loop_1
2022-01-13 7:13 UTC (6+ messages)
` [Bug tree-optimization/103977] [12 Regression] ice in try_vectorize_loop_1 since r12-6420-gd3ff7420e941931d32ce2e332e7968fe67ba20af
[Bug tree-optimization/42108] [4.9 Regression] 50% performance regression
2022-01-13 7:13 UTC
[Bug tree-optimization/42436] VRP should mark non-trapping integer divisions
2022-01-13 7:13 UTC (2+ messages)
[Bug tree-optimization/85316] [meta-bug] VRP range propagation missed cases
2022-01-13 7:13 UTC
[Bug c++/88165] error: default member initializer for 'A::B::m' required before the end of its enclosing class
2022-01-13 6:55 UTC
[Bug c++/104000] New: Ordinary constructor cannot delegate to `consteval` constructor
2022-01-13 6:48 UTC
[Bug tree-optimization/94790] New: Failure to use andn in specific pattern in which it is available
2022-01-13 5:17 UTC (4+ messages)
` [Bug rtl-optimization/94790] "
[Bug target/82028] Windows x86_64 should not pass float aggregates in xmm
2022-01-13 5:07 UTC (3+ messages)
[Bug libfortran/103985] New: segfault in finalize_transfer (fbuf_destroy) on (parallel) writing into character / string function argument
2022-01-12 22:20 UTC (5+ messages)
` [Bug libfortran/103985] "
[Bug libstdc++/103992] New: common_iterator(const common_iterator<_It2, _Sent2>& __x) uses new instead of construct_at
2022-01-12 21:23 UTC (3+ messages)
` [Bug libstdc++/103992] "
[Bug tree-optimization/103221] New: evrp removes |SIGN but does not propagate the ssa name
2022-01-12 20:59 UTC (4+ messages)
` [Bug tree-optimization/103221] "
[Bug other/103617] New: Debugging gcc: can't use 'pp' command for irange
2022-01-12 20:46 UTC (2+ messages)
` [Bug other/103617] "
[Bug fortran/67804] New: ICE on data initialization of type(character) with wrong data
2022-01-12 20:30 UTC (3+ messages)
` [Bug fortran/67804] "
[Bug c++/102401] New: std::bit_cast falls over, seemingly due to some invisible alignment requirements
2022-01-12 20:08 UTC (2+ messages)
` [Bug c++/102401] "
[Bug c++/103991] New: Bogus -Wreturn-type with constexpr if and local var with destructor
2022-01-12 20:02 UTC (9+ messages)
` [Bug c++/103991] [12 Regression] "
[Bug c/97953] New: ICE (segfault) during GIMPLE pass: loopdone compiling libgcc/config/libbid/bid128_fma.c:190:1
2022-01-12 20:00 UTC (8+ messages)
` [Bug tree-optimization/97953] [9/10 Regression] "
[Bug tree-optimization/103941] New: uavgv2qi3_ceil is not used
2022-01-12 19:57 UTC (2+ messages)
` [Bug tree-optimization/103941] uavgv2qi3_ceil is not used (SLP costing and patterns vs live stmts)
[Bug other/103935] New: [12 regression] g++.dg/vect/slp-pr98855.cc fails after r12-6273
2022-01-12 19:47 UTC (3+ messages)
` [Bug testsuite/103935] "
[Bug tree-optimization/98026] New: optimization dependant on condition order
2022-01-12 19:34 UTC (2+ messages)
` [Bug tree-optimization/98026] "
[Bug target/100637] New: [i386] Vectorize 4-byte vectors
2022-01-12 19:23 UTC (3+ messages)
` [Bug target/100637] "
[Bug c/83584] "ISO C forbids conversion of object pointer to function pointer type" -- no, not really
2022-01-12 19:22 UTC
[Bug tree-optimization/103989] New: [12 regression] std::optional and bogus -Wmaybe-unitialized at -Og
2022-01-12 19:11 UTC (5+ messages)
` [Bug tree-optimization/103989] [12 regression] std::optional and bogus -Wmaybe-unitialized at -Og since r12-1992-g6feb628a706e86eb
[Bug target/103861] New: [i386] vectorize v2qi vectors
2022-01-12 19:03 UTC (2+ messages)
` [Bug target/103861] "
[Bug c/103996] New: Enhancement: Better diagnostic for invalid reuse of a function name
2022-01-12 18:38 UTC (4+ messages)
` [Bug c/103996] "
` [Bug c/103996] Provide "
[Bug c++/103993] New: Incorrect error generated by mismatched-new-delete
2022-01-12 18:31 UTC (3+ messages)
` [Bug c++/103993] "
` [Bug middle-end/103993] -Wismatched-new-delete due to difference in inlining decisions
[Bug c/103980] New: -Wdouble-promotion triggers on s390x when it shouldn't
2022-01-12 18:12 UTC (5+ messages)
` [Bug target/103980] "
[Bug libstdc++/103831] New: views::lazy_split accepts Pattern as span<int, 1> when V is input_range
2022-01-12 17:26 UTC (4+ messages)
` [Bug c++/103831] non-dependent call to non-static member function not rejected ahead of time when there are dependent bases and no 'this'
[Bug testsuite/102935] New: [12 regression] new test case gcc.target/powerpc/pr101384-1.c fails
2022-01-12 17:02 UTC (3+ messages)
` [Bug testsuite/102935] "
[Bug c++/103994] New: Module ICE in mark_by_value, at cp/module.cc:4772
2022-01-12 16:56 UTC
[Bug bootstrap/103971] New: [12 regression] build fails after r12-6420, ICE at libgfortran/generated/matmul_i1.c:2450
2022-01-12 16:15 UTC (3+ messages)
` [Bug tree-optimization/103971] "
[Bug middle-end/103720] New: bogus warning from -Wuninitialized + -ftrivial-auto-var-init + O2
2022-01-12 15:54 UTC (3+ messages)
` [Bug tree-optimization/103720] "
[Bug target/98737] New: Atomic operation on x86 no optimized to use flags
2022-01-12 15:50 UTC (2+ messages)
` [Bug target/98737] "
[Bug sanitizer/103978] New: AddressSanitizer CHECK failed ../../../../src/libsanitizer/asan/asan_thread.cpp:367 "((ptr[0] == kCurrentStackFrameMagic)) != (0)" (0x0, 0x0)
2022-01-12 15:37 UTC (10+ messages)
` [Bug sanitizer/103978] [11/12 Regression] "
` [Bug sanitizer/103978] AddressSanitizer CHECK failed with threads and thread canceling with glibc 2.28+
[Bug tree-optimization/103551] New: [12 Regression] wrong code with -O1 -fno-tree-dominator-opts -ftree-vectorize -ftree-vrp
2022-01-12 15:30 UTC (3+ messages)
` [Bug tree-optimization/103551] [12 Regression] wrong code with -O1 -fno-tree-dominator-opts -ftree-vectorize -ftree-vrp since r12-5014-g6b8b959675a3e14c
[Bug tree-optimization/83541] Missed optimization with int overflow
2022-01-12 15:29 UTC (2+ messages)
[Bug target/97444] New: [nvptx] stack atomics
2022-01-12 15:24 UTC (2+ messages)
` [Bug target/97444] "
[Bug tree-optimization/103990] New: 541.leela_r slower by 4.5-6% with PGO+LTO -Ofast -march=native in the first week of January 2022
2022-01-12 15:18 UTC (6+ messages)
` [Bug tree-optimization/103990] "
[Bug middle-end/26163] [meta-bug] missed optimization in SPEC (2k17, 2k and 2k6 and 95)
2022-01-12 15:18 UTC
[Bug analyzer/103225] New: gcc/analyzer/sm-taint.cc:400:25: warning: private field 'm_dir' is not used [-Wunused-private-field]
2022-01-12 15:17 UTC (2+ messages)
` [Bug analyzer/103225] "
[Bug analyzer/103940] New: RFE: check -Wanalyzer-tainted-size on external fns with attribute ((access)) with a size-index
2022-01-12 15:15 UTC (3+ messages)
` [Bug analyzer/103940] "
[Bug analyzer/103533] New: Enable "taint" state machine with -fanalyzer without requiring -fanalyzer-checker=taint
2022-01-12 15:00 UTC (2+ messages)
` [Bug analyzer/103533] "
[Bug ipa/101941] New: Linux kernel build failure due to retaining fnsplit fragment with __attribute__((__error__))
2022-01-12 14:17 UTC (2+ messages)
` [Bug ipa/101941] [12 Regression] "
[Bug libstdc++/103955] New: std::to_chars(char*, char*, double, std::chars_format, int precision) crashes for the two maximal int values
2022-01-12 14:10 UTC (2+ messages)
` [Bug libstdc++/103955] std::to_chars(char*, char*, double, std::chars_format, int precision) crashes for the two maximal int precision values
[Bug tree-optimization/86465] [9/10/11/12 Regression] C++17 <optional> triggers: ‘<anonymous>’ may be used uninitialized in this function
2022-01-12 12:12 UTC (4+ messages)
[Bug target/103804] New: ICE: 'global_options' are modified in local context
2022-01-12 11:53 UTC (4+ messages)
` [Bug target/103804] "
[Bug middle-end/103988] New: [OpenACC][2.7] Support array vars in reductions
2022-01-12 11:22 UTC
[Bug fortran/103987] New: ice in ao_ref_init_from_ptr_and_range, at tree-ssa-alias.c:840
2022-01-12 10:23 UTC (6+ messages)
` [Bug middle-end/103987] [12 Regression] ice in ao_ref_init_from_ptr_and_range, at tree-ssa-alias.c:840 since r12-5236-g5aa91072e24c1e16
[Bug c++/103480] New: [10,11,12]Werror=useless-cast with constexpr destructor
2022-01-12 8:53 UTC (3+ messages)
` [Bug c++/103480] [10/11/12 Regression] -Werror=useless-cast "
` [Bug c++/103480] [10/11 "
[Bug middle-end/101530] New: ICE: 'verify_gimple' failed: non-top-level 'bit_field_ref' with __builtin_shufflevector()[0]
2022-01-12 8:40 UTC (2+ messages)
` [Bug middle-end/101530] "
[Bug c++/103984] New: [12 regression] Possible maybe-uninitialized false positive on shaderc-2021.0
2022-01-12 8:29 UTC (3+ messages)
` [Bug c++/103984] "
[Bug tree-optimization/103986] New: Miscompilation with -O2 -funswitch-loops and __builtin_unreachable in ternary operator
2022-01-12 8:20 UTC (12+ messages)
` [Bug tree-optimization/103986] [9/10 Regression] "
` [Bug tree-optimization/103986] [9/10 Regression] Miscompilation with -O2 -funswitch-loops and __builtin_unreachable
[Bug middle-end/76174] Missed VRP optimization
2022-01-12 7:14 UTC (2+ messages)
[Bug c++/98348] New: GCC 10.2 AVX512 Mask regression from GCC 9
2022-01-12 6:15 UTC (6+ messages)
` [Bug target/98348] [10 Regression] "
[Bug c++/51620] New: [c++0x] [4.6/4.7 Regression] ICE with private destructor
2022-01-12 2:34 UTC (2+ messages)
` [Bug c++/51620] "
[Bug sanitizer/102911] New: AddressSanitizer: CHECK failed: asan_malloc_linux.cpp:46
2022-01-12 2:34 UTC (2+ messages)
` [Bug sanitizer/102911] "
[Bug tree-optimization/96707] New: Failure to optimize right shift+unsigned compare of two variables optimally
2022-01-12 2:00 UTC (2+ messages)
` [Bug tree-optimization/96707] "
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