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[Bug middle-end/101909] New: 73% regression on tfft benchmark for -O2 -ftree-loop-vectorize compared to -O2 on zen hardware
2021-08-16 9:08 UTC (2+ messages)
` [Bug tree-optimization/101909] "
[Bug middle-end/101908] New: cray regression with -O2 -ftree-slp-vectorize compared to -O2
2021-08-16 9:06 UTC (4+ messages)
` [Bug middle-end/101908] "
` [Bug tree-optimization/101908] "
[Bug debug/101905] New: Missed debug information for global register variable
2021-08-16 9:03 UTC (2+ messages)
` [Bug debug/101905] "
[Bug tree-optimization/89176] Vectorizer fails to consider narrower vector width for res[i] = v1[i] < v2[i] ? v2[i] : v1[i]
2021-08-16 9:00 UTC (2+ messages)
[Bug c++/101903] New: [9/10/11/12 Regression] ICE with invalid constexpr constructor in template class
2021-08-16 9:00 UTC (3+ messages)
` [Bug c++/101903] "
[Bug testsuite/101902] New: [12 regression] g++.dg/warn/uninit-1.C has excess errors after r12-2898
2021-08-16 9:00 UTC (4+ messages)
` [Bug testsuite/101902] "
[Bug tree-optimization/101897] New: ICE Segmentation fault since r12-2429-g62acc72a957b5614
2021-08-16 8:59 UTC (2+ messages)
` [Bug tree-optimization/101897] [12 Regression] ICE: crash "
[Bug c++/101889] New: [11/12 Regression] ICE with template argument deduction of broken template
2021-08-16 8:56 UTC (2+ messages)
` [Bug c++/101889] [11/12 Regression] ICE with template argument deduction of broken template since r11-2748-gb871301f09be7061
[Bug c++/101887] New: [9/10/11/12 Regression] ICE with invalid declaration of 'operator delete'
2021-08-16 8:56 UTC (2+ messages)
` [Bug c++/101887] "
[Bug c++/101881] New: [9/10/11/12 Regression] ICE with vector type in template alias
2021-08-16 8:55 UTC (2+ messages)
` [Bug c++/101881] [9/10/11/12 Regression] ICE with vector type in template alias since r7-2549-gf3365c1201908df5
[Bug c++/101879] New: Broken diagnostic: 'vec_perm_expr' not supported by dump_expr<expression error>
2021-08-16 8:54 UTC (2+ messages)
` [Bug c++/101879] "
[Bug analyzer/101875] New: [12 Regression] ICE: Segmentation fault (in c_tree_printer)
2021-08-16 8:53 UTC (2+ messages)
` [Bug analyzer/101875] "
[Bug c++/101874] New: [12 Regression] ICE with auto specifier for arrays
2021-08-16 8:53 UTC (2+ messages)
` [Bug c++/101874] [12 Regression] ICE with auto specifier for VLAs since r12-1933-ge66d0b7b87d105d2
[Bug c++/101869] New: [9/10/11/12 Regression] &enumclass::enumvalue is rejected
2021-08-16 8:52 UTC (2+ messages)
` [Bug c++/101869] "
[Bug target/101930] New: [12 Regression] ICE in extract_insn, at recog.c:2769 since r12-2888-g8c8df06e46493f6c
2021-08-16 8:50 UTC (4+ messages)
` [Bug target/101930] "
[Bug middle-end/101931] New: [OpenMP] omp-low.c's omp_runtime_api_call out of sync
2021-08-16 8:48 UTC
[Bug web/87461] Web site should use a responsive template
2021-08-16 8:47 UTC
[Bug target/65103] New: [i386] GOTOFF relocation is not propagated into address expression
2021-08-16 8:34 UTC (2+ messages)
` [Bug target/65103] "
[Bug target/83761] bfin: ICE: in require, at machmode.h:292
2021-08-16 8:27 UTC
[Bug target/83090] ICE on lm32-rtems building newlib libm (in require, at machmode.h:282)
2021-08-16 8:27 UTC
[Bug c/101925] New: reversed storage order when compiling with -O3 only
2021-08-16 8:22 UTC (4+ messages)
` [Bug tree-optimization/101925] "
` [Bug tree-optimization/101925] [10/11/12 Regression] "
` [Bug tree-optimization/101925] [10/11/12 Regression] reversed storage order when compiling with -O3 only since r10-4742-g9b75f56d4b7951c6
[Bug c++/83161] Feature request: add a builtin for printing structs and classes
2021-08-16 8:22 UTC
[Bug rtl-optimization/83827] vector load/store with struct in registers
2021-08-16 8:15 UTC (3+ messages)
[Bug c++/98056] New: internal compiler error: tree check: expected record_type or union_type or qual_union_type, have array_type in build_special_member_call, at cp/call.c:9862
2021-08-16 8:11 UTC (2+ messages)
` [Bug c++/98056] ICE tree check: expected record_type or union_type or qual_union_type, have array_type in build_special_member_call, at cp/call.c:9862 since r11-2183-g0f66b8486cea8668
[Bug c++/101907] New: ICE in build_special_member_call (with co_await and initializer list)
2021-08-16 8:11 UTC (3+ messages)
` [Bug c++/101907] "
[Bug middle-end/41742] Unnecessary zero-extension at -O2 but not -O1
2021-08-16 8:07 UTC
[Bug c++/101914] New: internal compiler error: in tsubst, at cp/pt.c:15553
2021-08-16 8:04 UTC (2+ messages)
` [Bug c++/101914] "
[Bug rtl-optimization/79059] Information from CCmode is not propagated across basic blocks
2021-08-16 8:04 UTC
[Bug target/71993] __builtin_cpu_supports() does not support "f16c"
2021-08-16 7:59 UTC
[Bug c/101868] New: Incorrect reordering in -O2 with LTO
2021-08-16 7:57 UTC (3+ messages)
` [Bug tree-optimization/101868] [9/10/11 Regression] "
[Bug middle-end/101861] New: [12 Regression] ICE (segfault) via tree-vect-stmts.c:9495's vectorizable_load
2021-08-16 7:56 UTC (2+ messages)
` [Bug middle-end/101861] "
[Bug tree-optimization/101890] New: [12 regression] ICEs on aarch64 after r12-2836
2021-08-16 7:56 UTC (2+ messages)
` [Bug tree-optimization/101890] "
[Bug c/101726] New: target_clone resolver does not generate PIC despite -fPIC
2021-08-16 7:55 UTC (3+ messages)
` [Bug ipa/101726] "
[Bug c/100600] New: ICE: in verify_hash_value, at fold-const.c:3929
2021-08-16 7:54 UTC (3+ messages)
` [Bug ipa/100600] [11/12 Regression] ICE: in verify_hash_value, at fold-const.c:3929 since r11-5206-gd1081010a1addfcf
` [Bug ipa/100600] [11 "
[Bug tree-optimization/101895] New: [11/12 Regression] SLP Vectorizer change pushes VEC_PERM_EXPR into bad location spoiling further optimization opportunities
2021-08-16 7:49 UTC (2+ messages)
` [Bug tree-optimization/101895] "
[Bug target/64375] New: m32c ICE building newlib in calls.cL3638
2021-08-16 7:47 UTC (2+ messages)
` [Bug target/64375] "
[Bug target/64546] New: m32c ICE at calls.c:3638 compiling newlib
2021-08-16 7:47 UTC (2+ messages)
` [Bug target/64546] "
[Bug libgcc/101655] New: canadian compile of libgcc uses native cc as the compiler instead of the target cross compiler
2021-08-16 7:35 UTC (2+ messages)
` [Bug libgcc/101655] "
[Bug tree-optimization/101885] New: wrong code at -O3 on x86_64-linux-gnu
2021-08-16 7:34 UTC (2+ messages)
` [Bug rtl-optimization/101885] [10/11/12 Regression] "
[Bug libstdc++/101923] New: std::function's move ctor is slower than the copy one for empty source objects
2021-08-16 7:30 UTC (5+ messages)
` [Bug libstdc++/101923] "
` [Bug tree-optimization/101923] "
[Bug target/101846] New: Improve __builtin_shufflevector emitted code
2021-08-16 7:30 UTC (2+ messages)
` [Bug target/101846] "
[Bug target/60919] New: gcc fails to tail call __builtin_ffsll
2021-08-16 6:39 UTC (3+ messages)
` [Bug middle-end/60919] [arm] "
[Bug c++/68257] Reject empty abi_tag attribute on inline namespace
2021-08-16 6:28 UTC
[Bug c++/101817] New: g++ apply optimization irrespective of -O0 flag is set
2021-08-16 6:22 UTC (2+ messages)
` [Bug c++/101817] "
[Bug tree-optimization/57634] New: Missed vectorization for a "fixed point multiplication" reduction
2021-08-16 6:07 UTC (2+ messages)
` [Bug tree-optimization/57634] "
[Bug libgcc/64245] New: libgcc for msp430 depends on unreleased binutils feature
2021-08-16 6:04 UTC (2+ messages)
` [Bug libgcc/64245] "
[Bug target/27619] wrong code for mixed-mode division with -mpowerpc64 -O1
2021-08-16 5:35 UTC (2+ messages)
[Bug target/58429] New: _Decimal64 support is broken on powerpc64 with the mode32 ABI (-m32 -mpowerpc64)
2021-08-16 5:34 UTC (2+ messages)
` [Bug target/58429] "
[Bug bootstrap/53468] New: bootstrap fails on debian/amd64, unable to find crti.o and crtn.o
2021-08-16 5:21 UTC (2+ messages)
` [Bug bootstrap/53468] debian/ubuntu changed the location of libraries on the disk which broke bootstrap
[Bug tree-optimization/101929] New: r12-2549 regress x264_r by 4% on CLX
2021-08-16 5:21 UTC (3+ messages)
` [Bug tree-optimization/101929] "
` [Bug target/101929] "
[Bug debug/101928] New: Incorrect argument list for varardic functions
2021-08-16 5:02 UTC
[Bug target/101927] New: There is no vector mode popcount for aarch64
2021-08-16 5:02 UTC
[Bug other/68109] New: GCC fails to vectorize popcount on x86_64
2021-08-16 4:50 UTC (2+ messages)
` [Bug tree-optimization/68109] "
[Bug tree-optimization/54978] New: Add ability to provide vectorized functions
2021-08-16 4:44 UTC (2+ messages)
` [Bug tree-optimization/54978] "
[Bug tree-optimization/47860] New: is vectorization of "condition in nested loop" supported
2021-08-16 4:39 UTC (2+ messages)
` [Bug tree-optimization/47860] "
[Bug rtl-optimization/46391] New: false dependencies are computed after vectorization (#2)
2021-08-16 4:29 UTC (2+ messages)
` [Bug rtl-optimization/46391] "
[Bug other/36395] TARGET_VECTOR_ALIGNMENT_REACHABLE isn't documented
2021-08-16 4:28 UTC
[Bug middle-end/101926] New: [meta-bug] struct/complex argument passing and return should be improved
2021-08-16 2:13 UTC (2+ messages)
` [Bug middle-end/101926] "
[Bug target/88496] Unnecessary stack adjustment with -mavx512f
2021-08-16 2:13 UTC
[Bug target/88483] Unnecessary stack alignment
2021-08-16 2:13 UTC
[Bug middle-end/31271] Missing simple optimization
2021-08-16 1:37 UTC
[Bug middle-end/90216] Stack Pointer decrementing even when not loading extra data to stack
2021-08-16 1:14 UTC
[Bug target/95756] New: Failure to optimize memory operations with _Complex
2021-08-16 0:35 UTC (2+ messages)
` [Bug middle-end/95756] "
[Bug fortran/101871] New: Array of strings of different length passed as an argument produces invalid result
2021-08-16 0:30 UTC (3+ messages)
` [Bug fortran/101871] "
[Bug middle-end/87650] suboptimal codegen for testing low bit
2021-08-16 0:05 UTC (2+ messages)
[Bug middle-end/78947] sub-optimal code for (bool)(int ? int : int)
2021-08-15 23:53 UTC
[Bug middle-end/80261] Worse code generated compared to clang with modulus operation
2021-08-15 23:40 UTC
[Bug middle-end/80006] loss of range information due to spurious widening conversion
2021-08-15 23:35 UTC
[Bug target/31667] Integer extensions vectorization could be improved
2021-08-15 23:28 UTC
[Bug tree-optimization/78327] Improve VRP for ranges for compares which do ranges of [-TYPE_MAX + N, N]
2021-08-15 23:21 UTC
[Bug tree-optimization/64567] New: missed optimization: redundant test before clearing bit(s)
2021-08-15 22:58 UTC (2+ messages)
` [Bug tree-optimization/64567] "
[Bug tree-optimization/60575] New: inefficient vectorization of compare into bytes on amd64
2021-08-15 22:51 UTC (2+ messages)
` [Bug tree-optimization/60575] "
[Bug target/91569] Optimisation test case and unnecessary XOR-OR pair instead of MOV
2021-08-15 22:35 UTC (3+ messages)
[Bug tree-optimization/63271] Should commute arithmetic with vector load
2021-08-15 22:34 UTC
[Bug tree-optimization/51780] New: Missed optimization for ==/!= comparison
2021-08-15 22:16 UTC (3+ messages)
` [Bug tree-optimization/51780] "
[Bug target/94871] New: Failure to convert cmpeqpd+pxor with -1 into cmpneqpd
2021-08-15 21:51 UTC (2+ messages)
` [Bug target/94871] "
[Bug target/88712] Optimization: mov edx, 0 not replaced with xor edx, edx in this case
2021-08-15 21:41 UTC
[Bug tree-optimization/96697] New: Failure to optimize mod+div to 0
2021-08-15 21:33 UTC (3+ messages)
` [Bug tree-optimization/96697] "
[Bug modula2/101387] New: Unconditional use of <sys/cdefs.h>
2021-08-15 21:29 UTC (3+ messages)
` [Bug modula2/101387] "
[Bug modula2/101388] New: Unconditional use of __MAX_BAUD
2021-08-15 21:29 UTC (3+ messages)
` [Bug modula2/101388] "
[Bug tree-optimization/85366] Failure to use both div and mod results of one IDIV in a prime-factor loop while(n%i==0) { n/=i; }
2021-08-15 21:24 UTC
[Bug bootstrap/95244] New: GCC 10 no longer builds on RHEL5 [trivial patch]
2021-08-15 20:53 UTC (3+ messages)
` [Bug sanitizer/95244] "
` [Bug sanitizer/95244] [10 Regression] "
[Bug c++/101904] New: Wrong result of decltype during instantiation of std::result_of
2021-08-15 20:42 UTC (3+ messages)
` [Bug c++/101904] "
[Bug c/100293] New: MinGW-w64 of nvptx offload engine fails
2021-08-15 19:20 UTC (2+ messages)
` [Bug target/100293] "
[Bug fortran/99351] New: ICE in gfc_finish_var_decl, at fortran/trans-decl.c:695
2021-08-15 18:13 UTC (2+ messages)
` [Bug fortran/99351] "
[Bug ada/101924] New: /usr/ccs/bin/ld: Unsatisfied symbols referenced
2021-08-15 16:51 UTC (2+ messages)
` [Bug ada/101924] /usr/ccs/bin/ld: Unsatisfied symbols: U_get_unwind_entry, U_IS_STUB_OR_CALLX, U_get_shLib_text_addr, U_is_shared_pc, U_init_frame_record, U_prep_frame_rec_for_unwind, U_get_shLib_unw_tbl, U_get_previous_frame_x and U_get_unwind_table
[PATCH] lib: bitmap: Mute some odd section mismatch warning in xtensa kernel build
2021-08-15 15:55 UTC
[Bug fortran/101918] New: LTO type mismatches for runtime library functions in mixed -fdefault-real-8 projects
2021-08-15 15:36 UTC (3+ messages)
` [Bug fortran/101918] "
[Bug target/82883] eax register unnecessary consumed
2021-08-15 13:43 UTC (2+ messages)
[Bug target/91591] Arc: ICE in trunc_int_for_mode, at explow.c:60
2021-08-15 12:55 UTC
[Bug target/101922] New: mips: illegal instruction at -O3 with -mmsa -mloongson-mmi
2021-08-15 12:21 UTC (2+ messages)
` [Bug target/101922] "
[Bug middle-end/17958] expand_divmod fails to optimize division of 64-bit quantity by small constant when BITS_PER_WORD is 32
2021-08-15 12:14 UTC
[Bug target/61030] New: PowerPC 128 bit integer divide
2021-08-15 12:11 UTC (2+ messages)
` [Bug target/61030] "
[Bug middle-end/101521] New: -ftrapv should become something like -fsanitize=undefined -fsanitize-undefined-trap-on-error
2021-08-15 12:05 UTC (2+ messages)
` [Bug middle-end/101521] "
[Bug target/51178] New: FAIL: g++.dg/lookup/builtin5.C scan-assembler _ZSt5atanhd
2021-08-15 11:57 UTC (2+ messages)
` [Bug c++/51178] "
[Bug c++/101873] New: Compilation error of valid code with return local variable in C++20 mode
2021-08-15 11:56 UTC (2+ messages)
` [Bug c++/101873] "
[Bug libstdc++/57691] New: freestanding libstdc++ has compile error
2021-08-15 11:53 UTC (2+ messages)
` [Bug libstdc++/57691] "
[Bug c++/57699] New: Disable empty parameter list misinterpretation in libstdc++ headers when !defined(NO_IMPLICIT_EXTERN_C)
2021-08-15 11:53 UTC (2+ messages)
` [Bug c++/57699] "
[Bug target/37727] NO_IMPLICIT_EXTERN_C for newlib
2021-08-15 11:50 UTC
[Bug rtl-optimization/48580] New: missed optimization: integer overflow checks
2021-08-15 11:49 UTC (3+ messages)
` [Bug middle-end/48580] "
[Bug middle-end/91072] does not reduce the size of a division by a constant on non-negative int / small unsigned long constant
2021-08-15 11:45 UTC
[Bug c++/101921] New: G++ cannot find a template function with lambda as default template argument
2021-08-15 11:35 UTC (2+ messages)
` [Bug c++/101921] G++ cannot find a template function with lambda as default template argument inside a template
[Bug middle-end/37443] fast 64-bit divide by constant on 32-bit platform
2021-08-15 11:28 UTC
[Bug rtl-optimization/97459] New: __uint128_t remainder for division by 3
2021-08-15 11:24 UTC (2+ messages)
` [Bug rtl-optimization/97459] "
[Bug rtl-optimization/97282] New: division done twice for modulo and divsion for 128-bit integers
2021-08-15 11:23 UTC (2+ messages)
` [Bug rtl-optimization/97282] "
[Bug middle-end/89256] No optimized division by constant for __int128
2021-08-15 11:20 UTC
[Bug target/84759] Calculation of quotient and remainder with constant denominator uses __umoddi3+__udivdi3 instead of __udivmoddi4
2021-08-15 11:13 UTC
[Bug target/60900] New: ICE: in emit_library_call_value_1, at calls.c:4187 with -mabi=ms -mlong-double-128
2021-08-15 11:01 UTC (2+ messages)
` [Bug target/60900] "
[Bug target/82727] ICE in emit_library_call_value_1, at calls.c:4975
2021-08-15 11:01 UTC (3+ messages)
` [Bug target/82727] ICE with -mabi=ms -mlong-double-128 and conversion from long double to double inside a sysv_abi marked function
[Bug target/82730] extra store/reload of an XMM for every byte extracted
2021-08-15 10:51 UTC
[Bug c/46357] New: Unnecessary movzx instruction
2021-08-15 10:29 UTC (3+ messages)
` [Bug target/46357] "
[Bug target/81813] Inefficient stack pointer adjustment
2021-08-15 10:07 UTC (3+ messages)
[Bug c++/81760] attribute target uses the wrong default function argument
2021-08-15 9:22 UTC
[Bug tree-optimization/50417] New: regression: memcpy with known alignment
2021-08-15 9:13 UTC (2+ messages)
` [Bug tree-optimization/50417] [9/10/11/12 regression]: "
[Bug middle-end/101920] New: memcpy expansion treats unknown pointers as unaligned
2021-08-15 9:13 UTC (2+ messages)
` [Bug middle-end/101920] "
[Bug target/81496] AVX load from adjacent memory location followed by concatenation
2021-08-15 9:06 UTC
[Bug target/81034] [x86] Broken IRA pass when printing results of intrinsic execution
2021-08-15 8:50 UTC
[Bug fortran/101919] New: Inconsistent -Wstringop-overread warning with -flto
2021-08-15 8:43 UTC
[Bug fortran/101917] New: Spurious -Wstringop-overread with -flto when passing zero sized arrays
2021-08-15 8:40 UTC
[Bug regression/54390] New: [AVX] FAIL: gcc.dg/vect/no-tree-sra-bb-slp-pr50730.c
2021-08-15 8:11 UTC (2+ messages)
` [Bug testsuite/54390] "
[Bug bootstrap/66947] New: Bootstrap error: Extraneous text after `else' directive
2021-08-15 7:35 UTC (2+ messages)
` [Bug target/66947] [5 only] "
[Bug target/56538] New: No opiton to disable slow 'lock' instr. one does not need
2021-08-15 7:33 UTC (5+ messages)
` [Bug libstdc++/56538] no way to disable shared_ptr's use of atomics
[Bug target/63590] New: wrong code with -mstringop-strategy=vector_loop
2021-08-15 7:31 UTC (2+ messages)
` [Bug target/63590] "
[Bug target/66648] New: [4.9/5/6 regression] incorrect memcpy expansion with unrolled_loop strategy at -O2
2021-08-15 7:31 UTC (2+ messages)
` [Bug target/66648] "
[Bug target/71088] [i386, AVX-512, Perf] vpermi2ps instead of vpermps emitted
2021-08-15 7:06 UTC
[Bug target/71318] Can't disable ISAs via function attribute
2021-08-15 6:50 UTC
[Bug target/70973] x86: Can the __atomic_*() operations be made to list the LOCK prefixes?
2021-08-15 6:43 UTC
[Bug target/70797] gcc.exe: Internal compiler error: (program as)
2021-08-15 6:31 UTC
[Bug target/64749] [4.8 Regression] "truncating" instructions generated instead of a load one using SSE & AVX2 intrinsics
2021-08-15 6:24 UTC (2+ messages)
[Bug tree-optimization/59062] New: poor code generated at -Os (affecting all gcc versions): 10+ sec vs. 1 sec at -O0
2021-08-15 5:53 UTC (2+ messages)
` [Bug target/59062] "
[Bug target/59968] New: Unused BT patterns
2021-08-15 5:47 UTC (2+ messages)
` [Bug target/59968] "
[Bug c/48326] New: Target attribute leaks from function pointers
2021-08-15 5:43 UTC (2+ messages)
` [Bug target/48326] "
[Bug target/53228] New: [4.6/4.7/4.8 Regression] target attributes in libcpp/lex.c cause illegal instructions to be used elsewhere
2021-08-15 5:43 UTC (3+ messages)
` [Bug target/53228] "
[Bug target/55816] New: Options from command line are added to target arch attribute eventhough they are in contradiction with that target
2021-08-15 5:42 UTC (2+ messages)
` [Bug target/55816] "
[Bug other/56298] New: wmmintrin.h aborts compilation on the machines without AES
2021-08-15 5:37 UTC (2+ messages)
` [Bug target/56298] "
[Bug target/55803] New: SSE2 double negation less efficient than explicit xor
2021-08-15 5:31 UTC (2+ messages)
` [Bug target/55803] "
[Bug inline-asm/58044] New: -mno-see2avx does not seems to work
2021-08-15 5:26 UTC (2+ messages)
` [Bug target/58044] "
[Bug target/41202] -mno-mmx doesn't turn off sse*
2021-08-15 5:25 UTC
[Bug tree-optimization/53133] New: XOR AL,AL to zero lower 8 bits of EAX/RAX causes partial register stall (Intel Core 2)
2021-08-15 5:20 UTC (2+ messages)
` [Bug target/53133] "
[Bug rtl-optimization/49839] New: Use constants in registers preferably to inline constants (-Os)
2021-08-15 5:04 UTC (2+ messages)
` [Bug target/49839] "
[Bug target/48970] New: Inaccurate comments for processor_costs
2021-08-15 5:00 UTC (2+ messages)
` [Bug target/48970] "
[Bug target/28808] Alignment problem in __gthread_once_t in vxWorks
2021-08-15 4:49 UTC
[Bug target/33587] INIT_SECTION_ASM_OP defined twice in tm.texi
2021-08-15 4:42 UTC
[Bug target/34967] internal compiler error: in frv_print_operand, at config/frv/frv.c:3057
2021-08-15 4:25 UTC
[Bug target/32097] m32c: ICE in expand_builtin_apply, at builtins.c:1525 building libobjc
2021-08-15 4:19 UTC
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