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[Bug c++/110619] New: Dangling pointer returned from constexpr function converts in nullptr
2023-08-07 9:12 UTC (4+ messages)
` [Bug c++/110619] "
[Bug tree-optimization/49955] New: Fails to do partial basic-block SLP
2023-08-07 9:10 UTC (3+ messages)
` [Bug tree-optimization/49955] "
[Bug tree-optimization/110503] New: [13/14 Regression] Dead Code Elimination Regression at -O3 since r13-322-g7f04b0d786e
2023-08-07 9:08 UTC (2+ messages)
` [Bug tree-optimization/110503] "
[Bug tree-optimization/110361] New: [13/14 Regression] Missed Dead Code Elimination when using __builtin_unreachable since r13-2020-g16b013c9d9b
2023-08-07 9:05 UTC (2+ messages)
` [Bug tree-optimization/110361] "
[Bug ada/110898] New: compilation of adacl-assert-integer.ads failed
2023-08-07 8:57 UTC (2+ messages)
` [Bug ada/110898] "
[Bug tree-optimization/106293] New: 456.hmmer at -Ofast -march=native regressed by 19% on zen2 and zen3 in July 2022
2023-08-07 8:56 UTC (2+ messages)
` [Bug tree-optimization/106293] [13 regression] "
[Bug tree-optimization/108360] New: Dead Code Elimination Regression at -Os (trunk vs. 12.2.0)
2023-08-07 8:53 UTC (2+ messages)
` [Bug tree-optimization/108360] [13/14 Regression] Dead Code Elimination Regression at -Os since r13-2048-g418b71c0d535bf
[Bug tree-optimization/30049] Variable-length arrays (VLA) should be converted to normal arrays if possible
2023-08-07 8:46 UTC (3+ messages)
[Bug tree-optimization/105832] New: Dead Code Elimination Regression at -O3 (trunk vs. 12.1.0)
2023-08-07 8:40 UTC (2+ messages)
` [Bug tree-optimization/105832] [13/14 Regression] "
[Bug target/110899] New: RFE: Attributes preserve_most and preserve_all
2023-08-07 8:38 UTC (2+ messages)
` [Bug target/110899] "
[Bug tree-optimization/26731] Jump threading gets in the way of loops
2023-08-07 8:23 UTC (2+ messages)
[Bug tree-optimization/20084] missed optimization with conditional and loads and cross jumping
2023-08-07 8:05 UTC
[Bug tree-optimization/18940] Loop is not vectorized when it should be (VRP)
2023-08-07 7:55 UTC
[Bug tree-optimization/110924] New: ICE on valid code at -O{s,2,3} on x86_64-linux-gnu: verify_ssa failed
2023-08-07 7:37 UTC (8+ messages)
` [Bug tree-optimization/110924] [14 Regression] "
[Bug tree-optimization/96695] New: Failure to optimize combination of pointer comparison to nullptr and another pointer
2023-08-07 7:30 UTC (6+ messages)
` [Bug tree-optimization/96695] "
[Bug middle-end/19987] [meta-bug] fold missing optimizations in general
2023-08-07 7:30 UTC
[Bug c/110929] New: ICE: verify_ssa failed since r14-2946-g46c8c225455
2023-08-07 7:27 UTC (2+ messages)
` [Bug c/110929] "
[Bug tree-optimization/28794] missed optimization with non-COND_EXPR and vrp and comparisions
2023-08-07 6:44 UTC (3+ messages)
[Bug tree-optimization/103281] New: [12 Regression] Dead Code Elimination Regression at -O3 (trunk vs 11.2.0)
2023-08-07 6:34 UTC (4+ messages)
` [Bug tree-optimization/103281] [12/13/14 "
[Bug bootstrap/110926] New: [14 regression] Bootstrap failure (matmul_i1.c:1781:1: internal compiler error: RTL check: expected elt 0 type 'i' or 'n', have 'w' (rtx const_int) in vpternlog_redundant_operand_mask, at config/i386/i386.cc:19460)
2023-08-07 5:51 UTC (10+ messages)
` [Bug target/110926] "
[Bug tree-optimization/109959] New: `(a > 1) ? 0 : (a == 1)` is not optimized when spelled out
2023-08-07 5:09 UTC (6+ messages)
` [Bug tree-optimization/109959] `(a > 1) ? 0 : (a == 1)` is not optimized when spelled out at -O2+
[Bug analyzer/110928] New: ICE with -fanalyzer on -Wanalyzer-out-of-bounds checker
2023-08-07 3:24 UTC
[Bug c++/110927] New: GCC fails to parse dependent type in concept through partial specialization
2023-08-07 2:53 UTC (2+ messages)
` [Bug c++/110927] "
[Bug target/110921] New: Relax _tzcnt_u32 support x86, all x86 arch support for this instrunction
2023-08-07 2:46 UTC (8+ messages)
` [Bug target/110921] "
[Bug target/105504] New: Fails to break dependency for vcvtss2sd xmm, xmm, mem
2023-08-07 1:55 UTC (3+ messages)
` [Bug target/105504] "
[Bug libstdc++/106611] New: std::is_nothrow_copy_constructible returns wrong result
2023-08-07 1:07 UTC (2+ messages)
` [Bug libstdc++/106611] "
[Bug c++/110925] New: Unnecessary dynamic initialization in trivial cases
2023-08-06 23:36 UTC (2+ messages)
` [Bug c++/110925] "
[Bug tree-optimization/4131] The C++ compiler doesn't place a const class object to ".rodata" section with non trivial constructor
2023-08-06 23:36 UTC
[Bug c++/107962] New: GCC allows constexpr copy construction despite uninitialized member
2023-08-06 23:23 UTC (2+ messages)
` [Bug c++/107962] "
[Bug target/110792] New: GCC 13 x86_32 miscompilation of Whirlpool hash function
2023-08-06 22:24 UTC (2+ messages)
` [Bug target/110792] [13/14 Regression] "
[Bug middle-end/104296] New: MIN<unsigned, 1> should simplify to unsigned != 0
2023-08-06 22:18 UTC (2+ messages)
` [Bug middle-end/104296] "
[Bug libstdc++/110917] New: std::format_to(int*, ...) fails to compile because of _S_make_span
2023-08-06 21:37 UTC (2+ messages)
` [Bug libstdc++/110917] "
[Bug target/110923] New: gcc c,c++ ftbfs on ppc64le
2023-08-06 21:22 UTC (2+ messages)
` [Bug tree-optimization/110923] [14 Regression] with-build-config=bootstrap-lto-lean ICEs during build during lsplit pass
[Bug target/80786] m68k: internal compiler error: in change_address_1
2023-08-06 21:06 UTC
[Bug target/110727] New: gcc.target/aarch64/sve/aarch64-sve.exp has two new failures since commit 061f74c0673
2023-08-06 20:49 UTC (2+ messages)
` [Bug target/110727] [14 Regression] "
[Bug middle-end/110857] New: aarch64-linux-gnu profiledbootstrap broken
2023-08-06 20:22 UTC (3+ messages)
` [Bug middle-end/110857] "
[Bug libstdc++/108760] New: ranges::iota is not included in <numeric>
2023-08-06 18:00 UTC (2+ messages)
` [Bug libstdc++/108760] "
[Bug tree-optimization/110922] New: `(a == b) & (a == c) & (b != c)` is not optimized to false
2023-08-06 17:21 UTC (2+ messages)
` [Bug tree-optimization/110922] "
[Bug tree-optimization/110919] New: [14 Regression] Dead Code Elimination Regression at -O3 since r14-1691-gbc5a2c2e793
2023-08-06 17:12 UTC (4+ messages)
` [Bug tree-optimization/110919] "
[Bug tree-optimization/110918] New: [14 Regression] Dead Code Elimination Regression at -O3 since r14-2331-g018e7f16408
2023-08-06 16:48 UTC (2+ messages)
` [Bug tree-optimization/110918] "
[Bug c++/109021] New: accept size parameter in extern C
2023-08-06 13:58 UTC (2+ messages)
` [Bug c++/109021] "
[Bug c++/110920] New: variably-length array declarations as parameters for C compatibility
2023-08-06 13:58 UTC (2+ messages)
` [Bug c++/110920] "
[Bug middle-end/110884] New: strncmp false positive with -Wstringop-overread on coreutils
2023-08-06 6:54 UTC (4+ messages)
` [Bug middle-end/110884] "
[Bug c/110897] New: RISC-V: Fail to vectorize shift
2023-08-06 3:39 UTC (3+ messages)
` [Bug tree-optimization/110897] "
[Bug c/102098] New: ICE when #include <boost/asio.hpp> with -fmodules-ts -std=c++20
2023-08-06 1:30 UTC (3+ messages)
` [Bug c++/102098] ICE when #include <boost/asio.hpp> with -fmodules-ts -std=c++20 since r11-7530-g1e5cdb9f896fb220
[Bug c++/103524] New: [meta-bug] modules issue
2023-08-06 1:30 UTC (2+ messages)
` [Bug c++/103524] "
[Bug fortran/107397] New: [10/11/12/13 Regression] ICE in gfc_arith_plus, at fortran/arith.cc:654
2023-08-06 1:04 UTC (7+ messages)
` [Bug fortran/107397] [11/12 "
[Bug tree-optimization/106884] New: ifcombine may move shift so it shifts more than bitwidth
2023-08-06 0:07 UTC (2+ messages)
` [Bug tree-optimization/106884] "
[Bug fortran/103506] New: [10/11/12 Regression] ICE in gfc_free_namespace, at fortran/symbol.c:4039
2023-08-05 23:45 UTC (3+ messages)
` [Bug fortran/103506] [11 Regression] ICE in gfc_free_namespace, at fortran/symbol.c:4039 since r10-2798-ge68a35ae4a65d2b3
[Bug c++/110916] New: [12/13/14 Regression] Architecture-dependent missed optimizations for double swapping
2023-08-05 23:23 UTC (3+ messages)
` [Bug tree-optimization/110916] "
[Bug c/52802] New: Equality rewrites pessimizes code
2023-08-05 21:42 UTC (2+ messages)
` [Bug middle-end/52802] "
[Bug rtl-optimization/34072] unoptimal byte extraction
2023-08-05 21:39 UTC
[Bug modula2/108404] New: M2RTS_Halt fails with a segv (it should emit a diagnostic and exit)
2023-08-05 17:35 UTC (2+ messages)
` [Bug modula2/108404] "
[Bug tree-optimization/57650] New: Suboptimal code after TRUTH_AND_EXPR is changed into BIT_AND_EXPR
2023-08-05 17:33 UTC (4+ messages)
` [Bug tree-optimization/57650] "
[Bug tree-optimization/110915] New: vector version of `x == MIN & x > y` is not optimized
2023-08-05 17:25 UTC (3+ messages)
` [Bug tree-optimization/110915] "
[Bug modula2/110779] New: SysClock can not read the clock
2023-08-05 16:43 UTC (3+ messages)
` [Bug modula2/110779] "
[Bug c++/105574] New: Internal compiler error when co_yield a r-value vector of non-POD type
2023-08-05 16:42 UTC (2+ messages)
` [Bug c++/105574] coroutines: ICE "
[Bug c++/110913] New: internal compiler error when I pass temporary vector of string to co_await target function
2023-08-05 16:42 UTC (2+ messages)
` [Bug c++/110913] "
[Bug c++/110914] New: Optimization eliminating necessary assignment before 0-byte memcpy
2023-08-05 16:14 UTC (4+ messages)
` [Bug c++/110914] "
` [Bug tree-optimization/110914] [11/12/13/14 Regression] "
[Bug c/98536] New: warning with -Wvla-parameter for unspecified bound getting specified later
2023-08-05 16:10 UTC (2+ messages)
` [Bug c/98536] "
[Bug c++/110202] New: _mm512_ternarylogic_epi64 generates unnecessary operations
2023-08-05 15:32 UTC (2+ messages)
` [Bug target/110202] "
[Bug c/81233] -Wdiscarded-qualifiers and Wincompatible-pointer-types missing important detail
2023-08-05 15:14 UTC
[Bug c++/110909] New: Suboptimal codegen in vector copy assignment
2023-08-05 13:37 UTC (3+ messages)
` [Bug libstdc++/110909] Missed optimization: "
[Bug c++/110911] New: Confusing diagnostic on misplaced static_assert
2023-08-05 13:31 UTC (3+ messages)
` [Bug c++/110911] "
[Bug c/102558] New: missing warning comparing T[static N] to null
2023-08-05 13:31 UTC (2+ messages)
` [Bug c/102558] "
[Bug c++/110912] New: False assumption that constructors cannot alias any of their parameters
2023-08-05 10:04 UTC
[Bug c/110703] New: Incorrect "-Wfloat-conversion" diagnostic with _Generic
2023-08-05 8:40 UTC (2+ messages)
` [Bug c/110703] "
[Bug c/97100] New: -Wformat checks all arms of _Generic leading to irrelevant type expectation warnings
2023-08-05 8:40 UTC (2+ messages)
` [Bug c/97100] "
[Bug c/68193] _Generic -Woverflow false alarm
2023-08-05 8:40 UTC
[Bug c/110910] New: weakref should allow incomplete array type
2023-08-05 5:51 UTC
[Bug fortran/110888] New: Missing optimization for trivial MATMUL cases, requires -fno-signed-zeros
2023-08-05 4:22 UTC (2+ messages)
` [Bug fortran/110888] "
[Bug objc/108743] New: -fconstant-cfstrings not supported
2023-08-05 3:54 UTC (2+ messages)
` [Bug target/108743] [objective-c, NeXT runtime] "
[Bug target/56096] New: Bad code generated for conditional shift
2023-08-05 3:54 UTC (3+ messages)
` [Bug tree-optimization/56096] Sub-optimal "
[Bug tree-optimization/70901] vectorized sin cos is wrongly optimized into scalar sincos
2023-08-05 3:38 UTC
[Bug tree-optimization/88387] Possible code optimization when right shift count >= width of type
2023-08-05 3:34 UTC
[Bug tree-optimization/84997] Optimize integer operations on floating point constants without -ffast-math but with -fno-trapping-math
2023-08-05 3:28 UTC
[Bug tree-optimization/20514] hoisting of label out of jumptable would take place at cse, should happen at trees
2023-08-05 3:09 UTC
[Bug tree-optimization/80740] Aliasing with the return value
2023-08-05 3:00 UTC
[Bug tree-optimization/53947] New: [meta-bug] vectorizer missed-optimizations
2023-08-05 1:40 UTC (2+ messages)
` [Bug tree-optimization/53947] "
[Bug tree-optimization/49773] New: use of class data members prevent vectorization
2023-08-05 1:40 UTC (2+ messages)
` [Bug tree-optimization/49773] "
[Bug target/110908] New: [aarch64] Internal compiler error when using -ffixed-x30
2023-08-05 0:32 UTC (4+ messages)
` [Bug target/110908] "
[Bug tree-optimization/69489] missed vectorization for boolean loop, missed if-conversion
2023-08-05 0:24 UTC
[Bug c++/110905] New: GCC rejects constexpr code that may re-initialize union member
2023-08-04 23:09 UTC (5+ messages)
` [Bug c++/110905] "
[Bug tree-optimization/53806] New: Missed optimization (a<=b)&&(a>=b) with trapping
2023-08-04 22:34 UTC (2+ messages)
` [Bug tree-optimization/53806] "
[Bug tree-optimization/96167] New: fails to detect ROL pattern in simple case, but succeeds when operand goes through memcpy
2023-08-04 22:31 UTC (3+ messages)
` [Bug tree-optimization/96167] "
[Bug tree-optimization/93721] swapping adjacent scalars could be more efficient
2023-08-04 22:31 UTC
[Bug target/106265] New: RISC-V SPEC2017 507.cactu code bloat due to address generation
2023-08-04 22:30 UTC (2+ messages)
` [Bug target/106265] "
[Bug c/97225] New: Failure to optimize out conditional addition of zero
2023-08-04 22:28 UTC (2+ messages)
` [Bug tree-optimization/97225] "
[Bug c++/59883] New: Missed C++ front-end devirtualizations
2023-08-04 21:42 UTC (2+ messages)
` [Bug c++/59883] "
[Bug analyzer/110907] New: ICE when using -fanalyzer-verbose-state-changes
2023-08-04 21:22 UTC
[Bug middle-end/110864] New: [14 Regression] ICE in combine.cc causes stage2 build failure on RISCV
2023-08-04 21:19 UTC (2+ messages)
` [Bug rtl-optimization/110864] "
[Bug middle-end/110906] New: __attribute__((optimize("no-math-errno"))) has no effect
2023-08-04 21:15 UTC (5+ messages)
` [Bug middle-end/110906] "
[Bug tree-optimization/21998] (cond ? result1 : result2) is vectorized, where equivalent if-syntax isn't (store)
2023-08-04 20:36 UTC
[Bug analyzer/110426] New: Missing buffer overflow warning with function pointer that has the alloc_size attribute
2023-08-04 20:24 UTC (3+ messages)
` [Bug analyzer/110426] "
[Bug tree-optimization/18437] vectorizer failed for matrix multiplication
2023-08-04 20:20 UTC (2+ messages)
[Bug analyzer/110902] New: Missing cast in region_model_manager::maybe_fold_binop on MULT_EXPR by 1
2023-08-04 20:20 UTC (2+ messages)
` [Bug analyzer/110902] "
[Bug tree-optimization/35224] scalar evolution analysis fails with "evolution of base is not affine"
2023-08-04 19:57 UTC
Gcc.gnu.org:Service Request:Notification:Friday, August 4, 2023
2023-08-04 19:43 UTC
[Bug tree-optimization/32806] Missing optimization to remove backward dependencies
2023-08-04 19:30 UTC
[Bug other/109910] New: GCC prologue/epilogue saves/restores callee-saved registers that are never changed
2023-08-04 19:19 UTC (2+ messages)
` [Bug other/109910] "
[Bug tree-optimization/110903] New: [14 Regression] Dead Code Elimination Regression since r14-1597-g64d90d06d2d
2023-08-04 18:37 UTC (3+ messages)
` [Bug tree-optimization/110903] "
` [Bug tree-optimization/110903] [12/13/14 Regression] Dead Code Elimination Regression
[Bug c++/109680] New: Regression where `int() const` is considered convertible to `int(*)()`
2023-08-04 18:08 UTC (2+ messages)
` [Bug c++/109680] [13 Regression] is_convertible<int() const, int(*)()> incorrectly true
[Bug c++/110904] New: __is_convertible incorrectly reports non-referenceable function prototypes as convertible
2023-08-04 18:08 UTC (2+ messages)
` [Bug c++/110904] "
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