public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
[Bug middle-end/98357] New: Bounds check not eliminated
2021-09-05 0:21 UTC (2+ messages)
` [Bug tree-optimization/98357] "
[Bug tree-optimization/85316] [meta-bug] VRP range propagation missed cases
2021-09-05 0:21 UTC (2+ messages)
[Bug tree-optimization/94846] New: Failure to optimize jnc+inc into adc
2021-09-05 0:13 UTC (2+ messages)
` [Bug tree-optimization/94846] "
[Bug target/98453] New: aarch64: Missed opportunity for STP for vec_duplicate
2021-09-05 0:07 UTC (2+ messages)
` [Bug target/98453] "
[Bug tree-optimization/95527] New: Failure to optimize __builtin_ffs == 0
2021-09-05 0:03 UTC (2+ messages)
` [Bug tree-optimization/95527] "
[Bug middle-end/19987] [meta-bug] fold missing optimizations in general
2021-09-05 0:03 UTC (2+ messages)
[Bug tree-optimization/85375] possible missed optimisation / regression from 6.3 with while (__builtin_ffs(x) && x)
2021-09-05 0:03 UTC
[Bug rtl-optimization/94798] New: Failure to optimize subtraction and 0 literal properly
2021-09-04 23:57 UTC (2+ messages)
` [Bug rtl-optimization/94798] "
[Bug tree-optimization/97603] New: Failure to optimize out compare into reuse of subtraction result
2021-09-04 23:52 UTC (2+ messages)
` [Bug rtl-optimization/97603] "
[Bug tree-optimization/95433] New: Failure to completely optimize simple compare after operations
2021-09-04 23:39 UTC (2+ messages)
` [Bug tree-optimization/95433] "
[Bug tree-optimization/18487] Warnings for pure and const functions that are not actually pure or const
2021-09-04 22:25 UTC (6+ messages)
[Bug tree-optimization/94789] New: Failure to take advantage of shift operand semantics to turn subtraction into negate
2021-09-04 22:21 UTC (2+ messages)
` [Bug target/94789] "
[Bug middle-end/92080] Missed CSE of _mm512_set1_epi8(c) with _mm256_set1_epi8(c)
2021-09-04 22:17 UTC
[Bug target/82298] x86 BMI: no peephole for BZHI
2021-09-04 22:01 UTC
[Bug target/93346] gcc does not generate BZHI
2021-09-04 22:01 UTC (2+ messages)
[Bug tree-optimization/99082] New: manual bit-field creation followed by manual extraction does not always produce good code
2021-09-04 21:53 UTC (2+ messages)
` [Bug tree-optimization/99082] "
[Bug c/97286] New: GCC sometimes uses an extra xmm register for the destination of _mm_blend_ps
2021-09-04 21:49 UTC (2+ messages)
` [Bug target/97286] "
[Bug target/88473] AVX512: constant folding on mask does not remove unnecessary instructions
2021-09-04 21:46 UTC
[Bug target/95974] New: AArch64 arm_neon.h stores interfere with gimple optimisations
2021-09-04 21:38 UTC (2+ messages)
` [Bug target/95974] "
[Bug tree-optimization/94834] New: Failure to optimize loop bswap pattern
2021-09-04 21:33 UTC (2+ messages)
` [Bug tree-optimization/94834] "
[Bug tree-optimization/89811] uint32_t load is not recognized if shifts are done in a fixed-size loop
2021-09-04 21:33 UTC (2+ messages)
[Bug target/93885] Spurious instruction kshiftlw issued
2021-09-04 21:31 UTC
[Bug middle-end/91899] Merge constant literals
2021-09-04 21:20 UTC
[Bug target/85539] x86_64: loads are not always narrowed
2021-09-04 21:17 UTC
[Bug middle-end/90424] memcpy into vector builtin not optimized
2021-09-04 21:02 UTC
[Bug tree-optimization/93040] gcc doesn't optimize unaligned accesses to a 16-bit value on the x86 as well as it does a 32-bit value (or clang)
2021-09-04 20:53 UTC (2+ messages)
[Bug tree-optimization/89809] movzwl is not utilized when uint16_t is loaded with bit-shifts (while memcpy does)
2021-09-04 20:53 UTC
[Bug middle-end/56309] New: -O3 optimizer generates conditional moves instead of compare and branch resulting in almost 2x slower code
2021-09-04 20:26 UTC (3+ messages)
` [Bug target/56309] conditional moves instead of compare and branch result "
[Bug c/29970] mixing ({...}) with VLA leads to massive breakage
2021-09-04 19:55 UTC
[Bug c++/102201] New: Accepts invalid C++98 with nested class and sizeof of outer's non-static field
2021-09-04 17:01 UTC (2+ messages)
` [Bug c++/102201] "
[Bug c++/101355] New: compiling coroutines with ubsan emits bogus -Wmaybe-uninitialized warnings
2021-09-04 16:39 UTC (2+ messages)
` [Bug c++/101355] incorrect `this' in destructor calls when compiling coroutines with ubsan
[Bug middle-end/102196] New: -Wmaybe-uninitialized: Maybe generate helpful hints?
2021-09-04 14:44 UTC (7+ messages)
` [Bug tree-optimization/102196] "
[Bug c/102200] New: ice in put_ref, at pointer-query.cc:1351
2021-09-04 14:38 UTC (3+ messages)
` [Bug tree-optimization/102200] [12 Regression] "
[Bug libstdc++/102199] New: is_default_constructible incorrect for an inner type with NSDMI
2021-09-04 14:22 UTC (4+ messages)
` [Bug c++/102199] "
[Bug middle-end/32911] Function __attribute__ ((idempotent))
2021-09-04 10:27 UTC
[Bug tree-optimization/93540] Attributes pure and const not working with aggregate return types, even trivial ones
2021-09-04 10:18 UTC
[Bug c++/101933] New: Unloaded dll with global std::mutex causes exe to crash on exit #38
2021-09-04 8:56 UTC (4+ messages)
` [Bug target/101933] "
` [Bug target/101933] Unloaded dll with global std::mutex causes exe to crash on exit
[Bug target/88476] Optimize expressions which uses vector, mask and general purpose registers
2021-09-04 6:57 UTC
[Bug target/89984] Extra register move
2021-09-04 6:41 UTC
[Bug tree-optimization/52034] New: __builtin_copysign optimization suboptimal
2021-09-04 6:38 UTC (4+ messages)
` [Bug target/52034] "
[Bug target/85819] conversion from __v[48]su to __v[48]sf should use FMA
2021-09-04 6:12 UTC
[Bug target/81357] Extra mov for zero extend of add
2021-09-04 3:42 UTC
[Bug target/82139] unnecessary movapd with _mm_castsi128_pd to use BLENDPD on __m128i results
2021-09-04 3:01 UTC
[Bug target/81085] inefficient union with long double argument on 32-bit x86
2021-09-04 2:32 UTC
[Bug c/57485] New: memcpy in aggregate return not eliminated
2021-09-04 1:23 UTC (2+ messages)
` [Bug middle-end/57485] "
[Bug tree-optimization/102162] New: Byte-wise access optimized away at -O1 and above
2021-09-03 23:25 UTC (2+ messages)
` [Bug middle-end/102162] "
[Bug c++/102198] New: Unused and nonsensical template instantiations used for return type inference end up in the output
2021-09-03 21:52 UTC
[Bug target/102107] New: protocol register (r12) corrupted before a tail call
2021-09-03 21:08 UTC (3+ messages)
` [Bug target/102107] "
[Bug c++/99215] New: coroutines: debugging with gdb
2021-09-03 20:25 UTC (2+ messages)
` [Bug c++/99215] "
[Bug tree-optimization/102188] New: Over widening detection doesn't work when no range information
2021-09-03 20:19 UTC (2+ messages)
` [Bug tree-optimization/102188] "
[Bug target/102197] New: ABI to pass and return 32-bit FP vectors
2021-09-03 20:16 UTC
[Bug c/102193] New: DLL linking with a external referenced DLL
2021-09-03 19:52 UTC (3+ messages)
` [Bug driver/102193] "
[Bug debug/102195] New: Missing DW_TAG_typedef when using qualified variable of typedef'd array
2021-09-03 19:46 UTC (3+ messages)
` [Bug debug/102195] "
[Bug fortran/101349] New: ICE in gfc_get_descriptor_field, at fortran/trans-array.c:140
2021-09-03 19:18 UTC (2+ messages)
` [Bug fortran/101349] "
[Bug fortran/102113] New: parsing error in assigned goto
2021-09-03 19:14 UTC (2+ messages)
` [Bug fortran/102113] "
[Bug driver/102189] New: error: unrecognized command-line option '-fno-[...]'; did you mean '-ftree-[...]'?
2021-09-03 19:13 UTC (2+ messages)
` [Bug driver/102189] "
[Bug c++/64867] New: warning for passing non-POD to varargs function
2021-09-03 18:17 UTC (2+ messages)
` [Bug c++/64867] split warning for passing non-POD to varargs function from -Wconditionally-supported into new warning flag, -Wnon-pod-varargs
[Bug c++/102194] New: Incorrect explicit instantiation of constexpr variable accepted
2021-09-03 17:43 UTC
[Bug target/94630] New: General bug for changes needed to switch the PowerPC long double default
2021-09-03 17:05 UTC (2+ messages)
` [Bug target/94630] General bug for changes needed to switch the powerpc64le-linux "
[Bug libstdc++/101960] New: std::tuple with an array element is rejected as a named return type
2021-09-03 17:02 UTC (2+ messages)
` [Bug libstdc++/101960] "
[Bug target/102173] New: [12 Regression] ICEs gcc.target/aarch64/sve/acle/general-c/type_redef_1.c after recent error recovery patch
2021-09-03 16:59 UTC (4+ messages)
` [Bug target/102173] "
[Bug ada/101947] New: [12 Regression] Broken Ada bootstrap in get_base_type_offset, at dwarf2out.c:4330
2021-09-03 16:05 UTC (3+ messages)
` [Bug debug/101947] [12 Regression] Broken LTO "
[Bug c++/101904] New: Wrong result of decltype during instantiation of std::result_of
2021-09-03 15:34 UTC (2+ messages)
` [Bug c++/101904] "
[Bug tree-optimization/102192] New: Curious '-O2'-only '-Wmaybe-uninitialized' diagnostics for 'libgomp.oacc-fortran/routine-10.f90'
2021-09-03 14:59 UTC
[Bug c++/102191] New: Can't return prvalue with potentially-throwing destructor during constant evaluation
2021-09-03 14:57 UTC
[Bug other/101157] New: [12 regression] ICE compiling gcc.target/powerpc/stack-limit.c after r12-1702
2021-09-03 14:55 UTC (4+ messages)
` [Bug middle-end/101157] "
[Bug fortran/102190] New: Syntax error reported in associate construct
2021-09-03 14:52 UTC
[Bug bootstrap/100832] New: s390x-linux-gnu: wrong number of alternatives in the output template
2021-09-03 13:28 UTC (2+ messages)
` [Bug bootstrap/100832] "
[Bug fortran/91442] Wrong "may be used uninitialized" warning with allocation on assignment
2021-09-03 12:59 UTC (2+ messages)
[Bug go/102102] New: [12 Regression] trunk 20210827 ftbfs libgo on x86_64-linux-gnux32
2021-09-03 12:29 UTC (2+ messages)
` [Bug go/102102] "
[Bug bootstrap/102187] New: Ada LTO bootstrap broken on x86_64 since r12-2927-g29020d0527512a
2021-09-03 8:35 UTC (2+ messages)
` [Bug bootstrap/102187] "
[Bug target/102024] New: zero width bitfields and ABIs
2021-09-03 8:12 UTC (3+ messages)
` [Bug target/102024] [12 Regression] "
[Bug target/102154] New: [12 Regression] ICE in extract_insn, at recog.c:2769
2021-09-03 7:58 UTC (4+ messages)
` [Bug target/102154] [12 Regression] ICE in extract_insn, at recog.c:2769 since r12-3277-gd2874d905647a1d146dafa60199d440e837adc4d
[Bug bootstrap/102186] New: [12 Regression] Broken bootstrap: soft-fp/half.h:62:1: error: unable to emulate ‘HF’ since r12-3308-ge42d2d2a20f2bb59928bc895ec9f46503a1b5c73
2021-09-03 7:42 UTC (5+ messages)
` [Bug bootstrap/102186] "
` [Bug target/102186] "
[Bug target/102182] New: Runtime error for gcc.dg/torture/fp-int-convert-float16.c
2021-09-03 7:38 UTC (6+ messages)
` [Bug target/102182] "
[Bug d/102185] New: d: STRING_CSTs converted back into StringExp include null pointer in length
2021-09-03 7:20 UTC
[Bug c++/102184] New: Explicit template instantiation is wrongly considered as specialization
2021-09-03 7:07 UTC (3+ messages)
` [Bug c++/102184] "
` [Bug c++/102184] Explicit template instantiation thinks there is an ambiguous template specialization when there is none for concepts
[Bug tree-optimization/102178] New: SPECFP 2006 470.lbm regressions on AMD Zen CPUs after r12-897-gde56f95afaaa22
2021-09-03 7:07 UTC (2+ messages)
` [Bug tree-optimization/102178] "
[Bug middle-end/102183] New: sccvn compare predicated result issue in vn_nary_op_insert_into
2021-09-03 6:38 UTC
[Bug c/50994] New: wanted: interface for querying cache size
2021-09-03 6:32 UTC (2+ messages)
` [Bug middle-end/50994] "
[Bug middle-end/44089] [vect256] gfortran.dg/vect/pr33301.f failed with -O3 -mavx
2021-09-03 6:23 UTC
[Bug target/29778] missed optimization: model missing vec_pack/unpack idioms for ia64
2021-09-03 6:13 UTC
[Bug tree-optimization/17217] not removing removal of nested structs
2021-09-03 6:13 UTC
[Bug c++/83060] ICE on valid C++ code: in ignore_overflows, at cp/cvt.c:583
2021-09-03 5:52 UTC
[Bug c++/96280] New: g++.dg/cpp2a/nontype-subob1.C FAILs
2021-09-03 5:38 UTC (2+ messages)
` [Bug c++/96280] "
[Bug target/102166] New: [i386] AMX intrinsics and macros not defined in C++
2021-09-03 5:06 UTC (3+ messages)
` [Bug target/102166] "
[Bug middle-end/24049] [4.1 regression] compiler error: Segmentation fault In function 'DESX_CBCUpdate'
2021-09-03 2:45 UTC
[Bug tree-optimization/21805] loop optimizers are not GC safe
2021-09-03 2:45 UTC
[Bug target/97142] New: __builtin_fmod not optimized on POWER
2021-09-03 2:33 UTC (4+ messages)
` [Bug target/97142] "
[Bug target/101849] New: MMA built-in dies with a verify_gimple failed error
2021-09-03 2:31 UTC (4+ messages)
` [Bug target/101849] "
[Bug tree-optimization/98908] New: Failure to optimize arithmetic involving struct members into operating on the entire struct
2021-09-03 1:38 UTC (11+ messages)
` [Bug tree-optimization/98908] "
` [Bug tree-optimization/98908] [11 Regression] arithmetic involving struct members into operating on the entire struct fails at -O3
[Bug tree-optimization/53947] New: [meta-bug] vectorizer missed-optimizations
2021-09-03 1:31 UTC (3+ messages)
` [Bug tree-optimization/53947] "
[Bug testsuite/88697] New test case gcc.target/powerpc/pr88457.c in r267307 fails because of glibc requirement
2021-09-03 0:53 UTC
[Bug testsuite/82477] New testcase cold-1.c fails
2021-09-03 0:48 UTC
[Bug testsuite/66831] New: FAIL: gcc.target/i386/iinline-attr-2.c scan-assembler p2align
2021-09-03 0:47 UTC (2+ messages)
` [Bug testsuite/66831] "
[Bug testsuite/53665] New: test g++.dg/abi/mangle50.C has duplicate scan-assembler lines
2021-09-03 0:44 UTC (2+ messages)
` [Bug testsuite/53665] "
[Bug testsuite/53981] New: gcc.dg/20020201-1.c fails with Android NDK
2021-09-03 0:42 UTC (3+ messages)
` [Bug testsuite/53981] "
[Bug testsuite/41666] FAIL: g++.dg/debug/dwarf2/ scan-assembler-times "main".*external name 1
2021-09-03 0:16 UTC
[Bug fortran/100917] New: Bind(c): errors handling long double real
2021-09-03 0:04 UTC (3+ messages)
` [Bug fortran/100917] "
[Bug fortran/100914] New: Bind(c): errors handling complex
2021-09-03 0:00 UTC (3+ messages)
` [Bug fortran/100914] "
[Bug testsuite/68969] gcc.dg/vect/pr66636.c and gcc.dg/vect/pr68305.c have the wrong condition
2021-09-03 0:00 UTC
[Bug testsuite/98874] New: PowerPC test gcc.target/powerpc/ppc-fortran/pr80108-1.f90 uses wrong dg-options
2021-09-02 23:53 UTC (2+ messages)
` [Bug testsuite/98874] "
[Bug testsuite/90720] g++.dg/lto/alias-1 FAILs
2021-09-02 23:48 UTC
[Bug fortran/100907] New: Bind(c): failure handling wide character
2021-09-02 23:42 UTC (2+ messages)
` [Bug fortran/100907] "
[Bug fortran/100916] New: Bind(c): CFI_type_other unimplemented
2021-09-02 23:42 UTC (2+ messages)
` [Bug fortran/100916] "
[Bug fortran/100911] New: Bind(c): failure handling C_PTR
2021-09-02 23:42 UTC (2+ messages)
` [Bug fortran/100911] "
[Bug fortran/100915] New: Bind(c): failure handling C_FUNPTR
2021-09-02 23:42 UTC (2+ messages)
` [Bug fortran/100915] "
[Bug libstdc++/102181] New: std::advance and std::views::iota<std::int64_t> don't work
2021-09-02 23:35 UTC (7+ messages)
` [Bug libstdc++/102181] "
[Bug target/96791] New: ICE in convert_mode_scalar, at expr.c:412
2021-09-02 22:53 UTC (3+ messages)
` [Bug target/96791] "
[Bug target/95969] New: Use of __builtin_aarch64_im_lane_boundsi in AArch64 arm_neon.h interferes with gimple optimisation
2021-09-02 22:26 UTC (3+ messages)
` [Bug target/95969] "
[Bug fortran/102180] New: Improve checking of assume size array spec
2021-09-02 20:04 UTC
[Bug tree-optimization/102152] New: [12 Regression] ICE: tree check: expected ssa_name, have integer_cst in cprop_operand, at tree-ssa-dom.c:1715
2021-09-02 19:56 UTC (2+ messages)
` [Bug tree-optimization/102152] "
[Bug tree-optimization/102179] New: ICE during dom: tree check: expected ssa_name, have integer_cst
2021-09-02 19:56 UTC (2+ messages)
` [Bug tree-optimization/102179] "
[Bug middle-end/26163] [meta-bug] missed optimization in SPEC (2k17, 2k and 2k6 and 95)
2021-09-02 19:56 UTC
[Bug fortran/93834] [9/10/11/12 Regression] ICE in trans_caf_is_present, at fortran/trans-intrinsic.c:8469
2021-09-02 18:37 UTC
[Bug c++/102177] New: Implement C++17 P0418R2
2021-09-02 17:51 UTC (2+ messages)
` [Bug c++/102177] "
[Bug pch/71934] pch cannot be disabled so gcc cannot be position independent
2021-09-02 17:39 UTC
[Bug target/87198] ICE in extract_insn, at recog.c:2304
2021-09-02 17:28 UTC
page: next (older) | prev (newer) | latest
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).