cmd/compile/... cmd/link/... runtime

Issues and changes for 65 package(s) matching "cmd/compile/... cmd/link/... runtime":

cmd/compile/internal/amd64: huge performance degradation (register allocation issue?)

#50821 opened 3 hours ago by ikravets

cmd/compile: impossible type assertion reports wrong signature for methods that don't match in caseNeedsInvestigation

#50816 opened 9 hours ago by dominikh

cmd/compile: adjustment needed for conversion rules for pointer conversions (?)NeedsDecisiongenerics

#50815 opened 11 hours ago by keep94

cmd/link: migrate from legacy .zdebug to SHF_COMPRESSED for ELFFeatureRequestNeedsInvestigation

#50796 opened 1 day ago by MaskRay

runtime: incorrect frame information in traceback traversal may hang the process. [1.17 backport]CherryPickCandidate

#50781 opened 1 day ago by gopherbot

runtime: incorrect frame information in traceback traversal may hang the process. [1.16 backport]CherryPickCandidate

#50780 opened 1 day ago by gopherbot

cmd/compile: confusing assignment mismatch error when indexing map with invalid keyNeedsInvestigation

#50762 opened 3 days ago by Snaipe

cmd/compile: type inference: M does not match map[K]VNeedsInvestigation

#50755 opened 3 days ago by bitfield

cmd/compile: handle alias types in recursive types more consistentlyNeedsFix

#50729 opened 5 days ago by griesemer

runtime: crash in memmove on loongson 3a4000 (mips64le)NeedsInvestigation

#50728 opened 5 days ago by runner-mei

runtime: gc sweepone bad spanWaitingForInfo

#50727 opened 5 days ago by chwetion

cmd/compile: MOVWreg missing sign-extension following a Copy from a floating-point LoadReg [1.17 backport]CherryPickApproved

#50683 opened 6 days ago by gopherbot

cmd/compile: MOVWreg missing sign-extension following a Copy from a floating-point LoadReg [1.16 backport]CherryPickApproved

#50682 opened 6 days ago by gopherbot

cmd/compile: bad order of evaluation for multi-value f(g()) callsNeedsFix

#50672 opened 1 week ago by mdempsky

runtime: support debugCall on arm64FeatureRequestNeedsInvestigationarch-arm64

#50614 opened 1 week ago by aarzilli

runtime: frequent TestSegv failures on linux-mips64le-mengzhuoNeedsInvestigationOS-Linuxarch-mips

#50605 opened 1 week ago by bcmills

runtime: frequent ReadMemStats will cause heap_live to exceed next_gc NeedsInvestigation

#50592 opened 1 week ago by WangLeonard

cmd/compile: no need to complain about missing type arguments after type inference errorNeedsFix

#50588 opened 1 week ago by griesemer

runtime: "schedule: holding locks" on plan9-armNeedsInvestigationOS-Plan9

#50560 opened 2 weeks ago by bcmills

runtime: Windows profilem may profile Ms after unminitNeedsFix

#50557 opened 2 weeks ago by prattmic

runtime: traceback throw from VDSO reachable via raw asmcgocallNeedsFix

#50504 opened 2 weeks ago by prattmic

runtime, net/http: apparent deadlock in (*connReader).abortPendingRead via (*sync.Cond).Wait on ARM and ARM64NeedsInvestigationarch-armarch-arm64release-blocker

#50469 opened 2 weeks ago by bcmills

cmd/compile: SIGSEGV on openbsd-arm64-jsing builderNeedsInvestigationOS-OpenBSDarch-arm64

#50452 opened 2 weeks ago by bcmills

cmd/compile: object file much larger than final executableNeedsInvestigationgenerics

#50438 opened 3 weeks ago by csgura

runtime: add parameters to recover to only return specific typesProposal

#50424 opened 3 weeks ago by letian0805

cmd/compile: calling string(...) on generic slices fails regardless of type constraints.NeedsDecisiongenerics

#50421 opened 3 weeks ago by tmr232

cmd/compile: misleading error message when using type parameter in typesetNeedsDecision

#50420 opened 3 weeks ago by icholy

cmd/link: add internal linking support for pie build mode on armFeatureRequestNeedsInvestigationarch-arm

#50405 opened 3 weeks ago by hollowaykeanho

runtime: runtime.FuncForPC().FileLine() returns an incorrect lineWaitingForInfo

#50397 opened 3 weeks ago by e-nikolov

cmd/compile: some subsequent bounds checks are not eliminatedNeedsInvestigationPerformance

#50365 opened 1 month ago by tdakkota

cmd/compile: optimize dead storeNeedsInvestigationPerformance

#50325 opened 1 month ago by katsusan

runtime: print register state for all crashes (user panics, ...) NeedsInvestigation

#50294 opened 1 month ago by aktau

cmd/compile: switch statements over constants are not inlinedNeedsInvestigationPerformance

#50253 opened 1 month ago by zx2c4

runtime: intermittent os/exec.Command.Start() Hang on Darwin in Presence of "plugin" Package [1.17 backport]CherryPickApproved

#50246 opened 1 month ago by gopherbot

runtime: intermittent os/exec.Command.Start() Hang on Darwin in Presence of "plugin" Package [1.16 backport]CherryPickApproved

#50245 opened 1 month ago by gopherbot

cmd/compile: generic code compile never endNeedsInvestigation

#50204 opened 1 month ago by csgura

runtime: access violation in gentraceback on WindowsNeedsInvestigationOS-Windows

#50144 opened 1 month ago by bcmills

cmd/compile/internal/logopt: occasional timeouts on netbsd-amd64-9_0 buildersNeedsInvestigationOS-NetBSD

#50141 opened 1 month ago by bcmills

cmd/link: tests hanging in os.(*Process).Wait on netbsd buildersNeedsInvestigationOS-NetBSD

#50138 opened 1 month ago by bcmills

runtime: frequent failures with "suicide: sys: trap: fault" or "signal sys: trap: fault" on plan9-386-0introNeedsInvestigationOS-Plan9

#50137 opened 1 month ago by bcmills

cmd/compile: wrong line number in error messageNeedsInvestigation

#50133 opened 1 month ago by go101

cmd/compile: simplify multiplication and division of Abs() NeedsDecisionPerformance

#50126 opened 1 month ago by Jacalz

x/build, cmd/compile: frequent "signal killed" building cmd/compile/internal/ssa on android-arm-corellium builder since 2021-12-07BuildersNeedsInvestigationOS-Androidmobilerelease-blocker

#50084 opened 1 month ago by bcmills

runtime: "found bad pointer in Go heap" on darwin/arm64NeedsInvestigationOS-Darwin

#50063 opened 1 month ago by bcmills

cmd/compile: “dumb” slice zeroing is faster than “normal” onesNeedsFixPerformance

#49997 opened 1 month ago by ainar-g

cmd/link: misc/cgo/testshared failure on boringcrypto branches NeedsInvestigation

#49965 opened 1 month ago by mknyszek

runtime: mkfastlog2table produces different output on darwin/arm64NeedsFix

#49891 opened 1 month ago by josharian

runtime, cmd/compile: miss an optimization case for "struct{byte}"NeedsInvestigation

#49879 opened 1 month ago by go101

runtime: hangs in TestGdbAutotmpTypes with various GOMAXPROCS on ppc64le; setting GOEXPERIMENT=nopacerredesign avoids the hangsNeedsInvestigation

#49852 opened 1 month ago by laboger

cmd/link: libraries are not resolved with cgo_import_dynamic (arm64)NeedsInvestigationarch-arm64

#49789 opened 2 months ago by bc-lee

cmd/compile: strange performance difference between two implementationsNeedsInvestigationPerformance

#49785 opened 2 months ago by go101

runtime: upgrade to v3 version of race detectorearly-in-cycle

#49761 opened 2 months ago by randall77

runtime: frequent "marked free object in span" on solaris-amd64-oraclerelNeedsInvestigationOS-Solaris

#49755 opened 2 months ago by bcmills

cmd/link: `TestMemProfileCheck` failure on OpenBSDNeedsInvestigation

#49751 opened 2 months ago by mknyszek

cmd/compile: better error messages from types2 (Go 1.18) for unexported fields/methodsokay-after-beta1

#49736 opened 2 months ago by danscales

runtime: TestSignalIgnoreSIGTRAP failures on openbsdNeedsInvestigationOS-OpenBSDhelp wanted

#49725 opened 2 months ago by bcmills

runtime: divide-by-zero panic in (*randomOrder).startNeedsInvestigation

#49689 opened 2 months ago by bcmills

runtime: "panic during panic" on plan9 buildersNeedsInvestigationOS-Plan9

#49684 opened 2 months ago by bcmills

runtime: test timeouts on Windows without outputNeedsInvestigationOS-Windowsrelease-blocker

#49682 opened 2 months ago by bcmills

runtime: failure in `TestRaiseException` on windows-amd64-2012ExpertNeededNeedsInvestigationOS-Windows

#49681 opened 2 months ago by bcmills

runtime: Simple HTTP server causes high thread count on macOS MontereyNeedsInvestigation

#49679 opened 2 months ago by chrisprobst

cmd/compile: defer wrapper has more instructions than hand-written wrapperNeedsDecision

#49656 opened 2 months ago by codefromthecrypt

cmd/compile: type inference should look inside type parametersFeatureRequestNeedsDecisiongenerics

#49575 opened 2 months ago by griesemer

cmd/compile: Go 1.18 compile time may be about 18% slower than Go.17 (largely from changes due to generics)NeedsInvestigationrelease-blocker

#49569 opened 2 months ago by danscales

runtime: gc pause bursts after upgrading from 1.16 to 1.17NeedsInvestigation

#49542 opened 2 months ago by dop251

cmd/compile: build failure with unified IR ("no field or method")NeedsFix

#49536 opened 2 months ago by mdempsky

runtime: frequent SIGSEGV in clock_gettime_trampoline on openbsd-386NeedsInvestigationOS-OpenBSD

#49532 opened 2 months ago by bcmills

cmd/compile, runtime: introduce growbyteslice?NeedsInvestigation

#49480 opened 2 months ago by quasilyte

runtime: enable WER dumps for Windows under certain circumstancesProposal

#49471 opened 2 months ago by zx2c4

runtime: newosproc doesn't handle clone returning EAGAINNeedsInvestigation

#49438 opened 2 months ago by asuffield

runtime: `TestArenaCollision` should be skipped when `sysReserve` cannot return an address based on the given hintNeedsDecision

#49415 opened 2 months ago by hajimehoshi

runtime: canonical 48-bit address bug in lfstackNeedsInvestigation

#49405 opened 2 months ago by Sonicadvance1

cmd/compile: clarify whether "-l" and "-N" compiler flags are actually supportedProposalProposal-AcceptedProposal-FinalCommentPeriod

#49390 opened 2 months ago by bcmills

runtime: apparent deadlock in TestNoShrinkStackWhileParking on netbsd-arm64-bsiegertNeedsInvestigationOS-NetBSDarch-arm64

#49382 opened 2 months ago by bcmills

cmd/compile/internal/ssa: TestStmtLines fails due to auto-generated crypto codeNeedsInvestigation

#49372 opened 2 months ago by FiloSottile

cmd/compile: mark CSE'd loads as rematerializableNeedsInvestigationPerformance

#49332 opened 2 months ago by josharian

cmd/compile: reorganize associative computation to allow superscalar executionNeedsInvestigationPerformance

#49331 opened 2 months ago by josharian

cmd/link: failure with SIGPIPE on freebsd-amd64-12_2 builderNeedsInvestigation

#49319 opened 2 months ago by bcmills

runtime: pollCache.free crashNeedsInvestigationOS-OpenBSD

#49273 opened 2 months ago by bradfitz

runtime: SIGSEGV in log.(*Logger).formatHeaderWaitingForInfo

#49262 opened 2 months ago by vkatopod

runtime: AVX512 register state clobbered by signal on macOSNeedsInvestigationOS-Darwin

#49233 opened 2 months ago by vsivsi

runtime, cmd/compile: frequent memory corruption on NetBSD and OpenBSD since 2021-10-11NeedsInvestigationOS-NetBSD

#49209 opened 2 months ago by bcmills

cmd/compile: update interface been used as constraint error message.NeedsInvestigation

#49205 opened 2 months ago by komuw

runtime: debug call injection tests contain many unsafe write barriersNeedsInvestigationTesting

#49169 opened 3 months ago by mknyszek

runtime: bad crash output for synchronous signal in the VDSONeedsFix

#49156 opened 3 months ago by prattmic

cmd/compile, runtime: initialization order within a file appears to have changedNeedsInvestigation

#49150 opened 3 months ago by cosnicolaou

cmd/compile: Get rid of redundant TEST instructions by using the ZF flag of DEC/INCNeedsInvestigationPerformance

#49113 opened 3 months ago by jake-ciolek

runtime: possible memory corruptionNeedsInvestigation

#49075 opened 3 months ago by katiehockman

runtime: optimize memmove for 1-16 MB overlapping case on AMD64NeedsInvestigationPerformance

#49058 opened 3 months ago by weishi-deng

cmd/link: support option -emit-relocs for the golang linkerFeatureRequestNeedsDecisionWaitingForInfo

#49031 opened 3 months ago by hailingluo

runtime: unnecessary return in netpollNeedsInvestigationWaitingForInfo

#49026 opened 3 months ago by zhouguangyuan0718

cmd/compile: fuzzing triggers various crashes or internal compiler errors on tipNeedsFix

#49019 opened 3 months ago by thepudds

runtime: audit lock/atomic-free accesses in pollDescNeedsInvestigation

#49008 opened 3 months ago by prattmic

runtime: SIGBUS during runtime.init when running an executable stored on GCS via gcsfuseWaitingForInfo

#48997 opened 3 months ago by tetsuok

runtime: fatal error: stack growth after forkNeedsInvestigation

#48967 opened 3 months ago by honsunrise

runtime: fatal error: unknown caller pcNeedsInvestigation

#48921 opened 3 months ago by zhaoyiping0622

cmd/compile: inefficient assembly code generated by simple loop&branch codeNeedsFixPerformance

#48882 opened 3 months ago by flypig

cmd/compile: generic function argument causes escape to heapNeedsInvestigationPerformancegenerics

#48849 opened 3 months ago by bboreham

runtime: frequent test timouts on freebsd-arm64-dmgkBuildersNeedsInvestigationOS-FreeBSDrelease-blocker

#48847 opened 3 months ago by bcmills

cmd/compile: optimize print call sequencesNeedsInvestigationPerformanceSuggested

#48828 opened 3 months ago by josharian

cmd/compile: open code unsafe.SliceNeedsInvestigationPerformance

#48798 opened 3 months ago by josharian

cmd/link: improve error for missing method bodyNeedsInvestigationhelp wanted

#48780 opened 3 months ago by ianlancetaylor

runtime: apparent deadlock in TestConcurrentReadsAfterGrowth on FreeBSDNeedsInvestigationOS-FreeBSD

#48764 opened 3 months ago by bcmills

runtime: enhance map cacheline efficiencyNeedsInvestigationPerformance

#48687 opened 3 months ago by simonhf

cmd/compile, unicode/utf8: utf8.EncodeRune has different performance from the equivalent string conversionNeedsInvestigationPerformance

#48684 opened 3 months ago by bcmills

cmd/compile: worse performance looping through arrays identifiable at compile timeNeedsInvestigationPerformance

#48637 opened 4 months ago by seebs

cmd/link: c-archive Output Mode Forces `Initial-Exec` TLS modelNeedsInvestigation

#48596 opened 4 months ago by auzhva

cmd/compile: assignment error messagesNeedsInvestigation

#48585 opened 4 months ago by griesemer

cmd/compile: bad line number assigned to instruction loading value into argument registerNeedsFix

#48546 opened 4 months ago by aarzilli

cmd/compile: inline-able function with named results performs worseNeedsInvestigationPerformance

#48507 opened 4 months ago by go101

cmd/go, cmd/compile: let cmd/compile choose how much concurrency to useNeedsInvestigationToolSpeed

#48497 opened 4 months ago by bcmills

cmd/compile: add reverse proof to prove pass?NeedsDecision

#48469 opened 4 months ago by JAicewizard

runtime: possible contention on epollwaitNeedsInvestigation

#48428 opened 4 months ago by zizon

cmd/compile: DWARF Incorrect slice lenNeedsInvestigation

#48405 opened 4 months ago by mahdi-hm

cmd/compile/internal/noder: TestUnifiedCompare fails with changes in dev.fuzz branchNeedsFixTesting

#48265 opened 4 months ago by jayconrod

runtime: memmove executes unaligned accesses on riscv64Performancearch-riscv

#48248 opened 4 months ago by mundaym

cmd/compile: avoid repeated write barrier checksNeedsInvestigationPerformance

#48245 opened 4 months ago by CAFxX

cmd/compile: Load optimization suboptimalNeedsInvestigationPerformance

#48222 opened 4 months ago by klauspost

cmd/compile: cannot elim binary search typeHash on a type switch for a known typeNeedsInvestigationPerformance

#48220 opened 4 months ago by wdvxdr1123

cmd/compile: unnecessary shift-check NeedsInvestigationPerformance

#48213 opened 4 months ago by JAicewizard

cmd/compile: add VBIC, VMVN instructions for ARMv8NeedsInvestigationarch-arm64

#48199 opened 4 months ago by ericlagergren

cmd/compile: "UNREVIEWED" headers scattered around the treeNeedsFixrelease-blocker

#48194 opened 4 months ago by josharian

cmd/compile: inline functions with only an error wrapperNeedsInvestigationPerformance

#48192 opened 4 months ago by dsnet

runtime: fatal error: acquireSudog: found s.elem != nil in cacheNeedsInvestigation

#48188 opened 4 months ago by AdamKorcz

cmd/link: define ELF .note section on FreeBSDNeedsFixOS-FreeBSD

#48164 opened 4 months ago by igalic

runtime: SIGBUS in runtime.retake on freebsd-amd64-12_2NeedsInvestigationOS-FreeBSD

#48077 opened 4 months ago by bcmills

runtime: hangs on windows with golang >= 1.14NeedsInvestigationOS-Windows

#48059 opened 4 months ago by suikast42

cmd/compile: Not printing value before (not object bound directly) produces wildly different behaviour (and assembly)WaitingForInfo

#48041 opened 5 months ago by cristeigabriel

cmd/link: trying to get a C function pointer from Go breaks if the function is stdcallNeedsInvestigationOS-Windowshelp wanted

#47992 opened 5 months ago by Keithcat1

cmd/compile: reduce binary space used for register spillingNeedsInvestigationbinary-size

#47970 opened 5 months ago by martisch

cmd/compile: shorter slicing instruction sequence on x86/amd64NeedsInvestigationPerformancebinary-size

#47969 opened 5 months ago by martisch

cmd/link: Support buildmode=pie with internal linking on Linux 386NeedsInvestigation

#47949 opened 5 months ago by subsr97

cmd/compile: deduplicate alg and noalg type descriptors to allow binary space optimizationsNeedsDecisionbinary-size

#47904 opened 5 months ago by martisch

cmd/compile: can not compile large functionNeedsInvestigation

#47866 opened 5 months ago by mattn

cmd/compile: DWARF Incorrect location listNeedsInvestigation

#47850 opened 5 months ago by mahdi-hm

runtime: allocation performance worse on two socket serverNeedsInvestigation

#47831 opened 5 months ago by gangdeng-intel

cmd/link: invalid relocation: R_DWARFSECREF when building as c-shared on windows/arm64NeedsInvestigation

#47791 opened 5 months ago by zx2c4

runtime: scavenger not freeing all possible memory on darwinNeedsInvestigation

#47656 opened 5 months ago by josharian

cmd/compile: local type declarations in generic code don't workNeedsFixgenericsrelease-blocker

#47631 opened 5 months ago by randall77

cmd/compile: escape analysis reports that make() is using a non-constant size after inlining with a constant sizeNeedsInvestigationPerformance

#47524 opened 5 months ago by renthraysk

cmd/compile: optimize append([]byte(string), ...) to avoid a duplicationNeedsInvestigationPerformance

#47454 opened 6 months ago by go101

cmd/link: support symbol indexing for DUPOK symbolsFeatureRequestNeedsInvestigation

#47448 opened 6 months ago by mdempsky

cmd/link: "HEADR too small" error when linking against huge static libraryNeedsInvestigation

#47312 opened 6 months ago by mortie

cmd/compile: wrong line number generated after function callNeedsInvestigation

#47260 opened 6 months ago by polinasok

runtime: large initial values for GOMAXPROCS can cause runtime test failuresNeedsInvestigation

#47246 opened 6 months ago by laboger

cmd/compile: large slice literals allocated in stack, causing very big frameNeedsFix

#47197 opened 6 months ago by go101

cmd/link: bss section offset exceeds the end of its segmentNeedsInvestigation

#47168 opened 6 months ago by qingyunha

go/types, cmd/compile/internal/types2: extend types.Info with implicit conversions from assignabilityNeedsInvestigation

#47151 opened 6 months ago by mdempsky

cmd/compile: tight code optimization opportunitiesNeedsInvestigationPerformance

#47120 opened 6 months ago by rsc

cmd/compile: eliminate redundant zeroing after lower passNeedsInvestigationPerformance

#47107 opened 6 months ago by tdakkota

cmd/compile, go/types: rename 'imported and not used' error to 'imported but not used'NeedsFixhelp wanted

#47089 opened 6 months ago by gazerro

cmd/link: -X on a constant, type, or func doesn't report an errorNeedsInvestigation

#47072 opened 6 months ago by colin-sitehost

cmd/compile, go/types: unclear error message on initialization loop and invalid parameter typeNeedsFix

#47059 opened 6 months ago by gazerro

cmd/compile: typeparams: should //go:nointerface methods satisfy type parameter constraints?NeedsDecision

#47045 opened 6 months ago by mdempsky

cmd/compile: missed phi elim opportunity using result of function callFeatureRequestNeedsInvestigationToolSpeed

#47023 opened 6 months ago by josharian

cmd/compile: inappropriate suggested token in case of syntax error in "if" statementNeedsInvestigation

#47013 opened 6 months ago by gazerro

runtime: arm FreeBSD should work around missing ELF auxiliary vectorsFeatureRequestNeedsInvestigationOS-FreeBSD

#47006 opened 6 months ago by clausecker

runtime: unexpected return pc for golang.goparkNeedsInvestigation

#47003 opened 6 months ago by imcom

runtime: some runtime throws print all goroutine stack dumps by defaultNeedsInvestigation

#46995 opened 6 months ago by mvdan

cmd/compile: memory corruption from `//go:notinheap` interface method wrappersNeedsFix

#46903 opened 7 months ago by mdempsky

runtime: type-assertion on Safari/WASM sometimes generates "types from different scopes"NeedsInvestigationarch-wasm

#46895 opened 7 months ago by Inkeliz

runtime, cmd/compile, cmd/internal/obj/ppc64: set up stack on ppc64/ppc64le to more closely match the PPC64 ABINeedsInvestigation

#46850 opened 7 months ago by laboger

runtime: document gctrace output in relation to MemStatsDocumentationNeedsInvestigation

#46846 opened 7 months ago by JohnRusk

runtime: document finalizer semantics for tiny objects (<16 bytes)DocumentationNeedsFixhelp wanted

#46827 opened 7 months ago by seebs

runtime: "found pointer to free object" on plan9-armNeedsInvestigationOS-Plan9

#46822 opened 7 months ago by prattmic

go/types, cmd/compile/internal/types2: ensure that Named.Orig is indempotentNeedsInvestigation

#46794 opened 7 months ago by mdempsky

runtime: provide Pinner API for object pinningProposalProposal-AcceptedProposal-FinalCommentPeriod

#46787 opened 7 months ago by ansiwen

100

runtime: stack traces do not indicate the caller for deferred callsNeedsInvestigation

#46757 opened 7 months ago by bcmills

cmd/compile: replace `//go:notinheap` with runtime/internal/sys.NotInHeapProposalProposal-AcceptedProposal-FinalCommentPeriod

#46731 opened 7 months ago by mdempsky

cmd/compile: Optimise branches that could be behind other branches, to avoid running those branches when known to be falseNeedsInvestigationPerformance

#46711 opened 7 months ago by JAicewizard

cmd/compile: no debug information emitted for type used only as initializerNeedsInvestigation

#46670 opened 7 months ago by heschi

runtime: unexpected signal during runtime execution - segmentation violation SIGSEGVWaitingForInfo

#46666 opened 7 months ago by levesquejf

cmd/link: `go tool dist test testshared` failed if linked with lld or moldNeedsInvestigation

#46560 opened 7 months ago by rui314

cmd/compile: explore optimizations for fixed-length array copiesNeedsInvestigationPerformance

#46529 opened 7 months ago by mdempsky

runtime: drop NetBSD kernel bug sysmon workaround fixed in NetBSD 9.2NeedsFixOS-NetBSD

#46495 opened 7 months ago by prattmic

runtime: unexpected failure and garbage data when c-shared Go DLL on Windows receives CtrlBreak signal concurrently with runtime initializationNeedsInvestigationOS-Windowshelp wanted

#46354 opened 8 months ago by mknyszek

cmd/link: external linking is not reproducible on some platformsNeedsInvestigationTools

#46334 opened 8 months ago by mdempsky

runtime: misleading panic information when an unexpected signal is received running signal handlerNeedsInvestigation

#46286 opened 8 months ago by pmur

runtime: automatically bump RLIMIT_NOFILE on UnixOS-LinuxProposalProposal-AcceptedProposal-FinalCommentPeriod

#46279 opened 8 months ago by bradfitz

runtime: pMask index out of range errorsNeedsInvestigation

#46271 opened 8 months ago by mknyszek

cmd/link: panic with cgo export and //go:linkname when main.main not declared WaitingForInfo

#46255 opened 8 months ago by zhuah

cmd/compile: MTFT benchmark performance regression with register ABINeedsInvestigationPerformance

#46216 opened 8 months ago by dr2chase

go/types, cmd/compile/internal/types2: shared type expressions are evaluated once per variableFeatureRequestNeedsDecision

#46208 opened 8 months ago by mdempsky

cmd/link: support calls to SDYNIMPORT symbols on mips64NeedsFix

#46178 opened 8 months ago by 4a6f656c

runtime: SIGBUS / SIGSEGV during asmcgocallNeedsInvestigation

#46170 opened 8 months ago by bcmills

cmd/compile: failures with "wait: no child processes" on solaris-amd64-oraclerel since 2021-04-02NeedsInvestigationOS-Solaris

#46135 opened 8 months ago by bcmills

cmd/compile: allocate slices lazilyNeedsInvestigationPerformance

#46114 opened 8 months ago by bemasc

cmd/compile: treat "d = append(make([]T, 0, len(s)), s...)" as "d = make([]T, len(s)); copy(d, s)"NeedsFixPerformance

#46079 opened 8 months ago by go101

cmd/compile: only use sequential compile queue algorithm for -v compiles, not all -c=1 compilesNeedsFix

#46074 opened 8 months ago by mdempsky

cmd/compile: optimize program running speed NeedsInvestigation

#46030 opened 8 months ago by aimuz

cmd/compile: unneccesary 0 check in divisionNeedsInvestigationPerformance

#45928 opened 8 months ago by JAicewizard

cmd/compile: investigate maintaining TOC register r2 for ppc64x by default.NeedsInvestigationarch-ppc64x

#45925 opened 8 months ago by laboger

runtime: mark termination is slow to restart mutatorNeedsInvestigationPerformance

#45894 opened 9 months ago by rhysh

runtime: "morestack on g0" on freebsd-386NeedsInvestigationOS-FreeBSD

#45887 opened 9 months ago by bcmills

runtime: timeouts in TestGoroutineParallelism2NeedsInvestigationrelease-blocker

#45867 opened 9 months ago by bcmills

cmd/compile: export format of untyped constants is unnecessarily restrictedNeedsFixearly-in-cycle

#45837 opened 9 months ago by griesemer

runtime: stacktrace for deferred code which panics is too subtle for meNeedsInvestigation

#45794 opened 9 months ago by seebs

cmd/compile: DWARF IsStmt flag not set for line although it is executedDebuggingNeedsInvestigation

#45680 opened 9 months ago by mahdi-hm

runtime: netpoll port_getn() fails with impossible errno on illumosNeedsInvestigationOS-Solaris

#45643 opened 9 months ago by whorfin

go/types, cmd/compile/internal/types2: disallow type parameters as RHS of type declarationsNeedsInvestigationgenerics

#45639 opened 9 months ago by findleyr

cmd/compile: unnecessary slice literal zeroingNeedsFixPerformance

#45573 opened 9 months ago by icholy

cmd/compile, runtime: GOEXPERIMENT to add two non-pointer words to iface/efaceNeedsInvestigationhelp wanted

#45494 opened 9 months ago by zephyrtronium

cmd/link: would like a way to emit DT_RPATH tags (instead of DT_RUNPATH)NeedsInvestigation

#45412 opened 9 months ago by mwhudson

runtime: support for system callbacks with float arguments on WindowsNeedsFix

#45300 opened 10 months ago by emarj

cmd/compile: emitted DWARF location for complex128 param is incorrectNeedsInvestigation

#45281 opened 10 months ago by thanm

cmd/compile: inaccurate escape to heap messageNeedsInvestigation

#45269 opened 10 months ago by go101

cmd/compile: bounds check not eliminatedNeedsFix

#45078 opened 10 months ago by rsc

runtime: performance of map[string(bytes)]++NeedsDecision

#45021 opened 10 months ago by egonelbre

runtime: crosscompiled to AIX/ppc64 not working in IBMi PASE (AIX7.2) due to "not in usable address space"NeedsInvestigation

#45017 opened 10 months ago by rfx77

runtime: GODEBUG=efence=1 causes panic during build on M1NeedsInvestigationarch-arm64

#44993 opened 10 months ago by bartgrantham

runtime: enable random stack relocation DebuggingNeedsFix

#44949 opened 10 months ago by JAicewizard

runtime: "fatal error: runtime: pipe failed" on macOS Big SurNeedsInvestigation

#44941 opened 10 months ago by VojtechVitek

runtime: "found pointer to free object" on solaris-amd64-oraclerelNeedsInvestigationOS-Solaris

#44902 opened 10 months ago by bcmills

cmd/compile: map lookup with result of inlined method cannot use fast pathNeedsDecisionPerformance

#44898 opened 10 months ago by rogpeppe

runtime: enable address sanitizer in GoProposalProposal-AcceptedProposal-FinalCommentPeriod

#44853 opened 10 months ago by zhangfannie

cmd/compile: pass pointer-shaped receivers using context registerNeedsDecisionPerformancebinary-size

#44827 opened 10 months ago by mdempsky

cmd/compile: match Aux/AuxInt more strictly in rewriting rulesNeedsDecision

#44824 opened 10 months ago by cherrymui

cmd/compile, cmd/link: binary failed to execute with "This version of %1 is not compatible with the version of Windows you're running."NeedsInvestigationOS-Windows

#44817 opened 10 months ago by bcmills

cmd/compile: register ABI bringup testcase failures (tracking issue)

#44816 opened 10 months ago by thanm

cmd/link/internal/ld: hang in TestRuntimeTypeAttrExternal on netbsd-386-9_0NeedsInvestigationOS-NetBSD

#44801 opened 10 months ago by bcmills

runtime: fatal error: newproc1: new g is not GdeadNeedsInvestigation

#44722 opened 11 months ago by urbanishimwe

cmd/cgo, cmd/link: with zig as CC/CXX, relocation target not defined, fatal error, SIGSEGV when compiling net/httpNeedsInvestigation

#44695 opened 11 months ago by zikaeroh

cmd/compile: regalloc fails to reserve key register (CX) for future codeNeedsInvestigationPerformance

#44671 opened 11 months ago by josharian

cmd/compile: unnecessary copy in regallocNeedsInvestigationPerformance

#44670 opened 11 months ago by josharian

cmd/compile: avoid unnecessary allocations for consecutive appendsNeedsInvestigationPerformance

#44628 opened 11 months ago by rogpeppe

cmd/compile: open-coded defers keep pointer arguments alive past the deferred callNeedsFix

#44623 opened 11 months ago by mdempsky

cmd/compile: optimize maps with bool keysNeedsInvestigationPerformance

#44578 opened 11 months ago by go101

runtime: 2-3x memory usage when running in container increase in 1.16 vs 1.15 (MADV_DONTNEED related)NeedsInvestigation

#44554 opened 11 months ago by pitr

cmd/asm, cmd/compile, cmd/link, cmd/objdump: ppc64 ISA 3.1 supportNeedsInvestigationarch-ppc64x

#44549 opened 11 months ago by pmur

runtime: "runlock of unlocked rwmutex" on plan9-armNeedsInvestigationOS-Plan9arch-arm

#44545 opened 11 months ago by bcmills

runtime: time.Sleep takes more time than expectedNeedsInvestigationOS-LinuxOS-Windows

#44343 opened 11 months ago by egonelbre

cmd/compile: imperfect compile error messageNeedsInvestigation

#44321 opened 11 months ago by go101

runtime: stopped Ms can't become dedicated or fractional GC workersGarbageCollectorNeedsDecision

#44313 opened 11 months ago by prattmic

runtime: timeout in TestNeedmDeadlock on darwin-amd64-10_12 builderNeedsInvestigation

#44303 opened 11 months ago by bcmills

cmd/compile: recommend fix when "method has pointer receiver"NeedsDecision

#44201 opened 11 months ago by kstenerud

cmd/link: buildmode=pie makes application consumes much higher memoryWaitingForInfo

#44190 opened 11 months ago by osab270844

runtime: remove idle GC workers for the 2-minute GC cycleGarbageCollectorNeedsDecisionearly-in-cycle

#44163 opened 11 months ago by mknyszek

runtime: cgo can't set new environment variables for GoNeedsInvestigation

#44108 opened 11 months ago by rakeshlacework

runtime: fatal error: unknown caller pcWaitingForInfo

#44096 opened 11 months ago by xqzhang2015

runtime: unactionable "runtime: failed to create new OS thread (13)" error messages during Chromium buildNeedsFixOS-Windowshelp wanted

#44093 opened 11 months ago by randomascii

cmd/link: support c-archive for freebsd/arm and freebsd/arm64FeatureRequestNeedsInvestigationOS-FreeBSD

#44084 opened 11 months ago by hajimehoshi

runtime: mallocgc give "span has no free objects"WaitingForInfo

#44082 opened 11 months ago by stupidjohn

runtime: slice bounds out of range: panic during panicWaitingForInfo

#44075 opened 11 months ago by pmishchenko-ua

cmd/compile: consider increasing the internal precision limit for integer valuesNeedsDecision

#44057 opened 11 months ago by griesemer

cmd/compile: possible miscompilation comparing interface to concrete valueNeedsInvestigation

#44051 opened 11 months ago by josharian

cmd/link: ELF `e_flags` does not contain `EF_ARM_VFP_FLOAT` on armv7l when statically linkedNeedsInvestigationhelp wanted

#44002 opened 1 year ago by staticfloat

runtime: fatal error: invalid runtime symbol table. runtime: panic before malloc heap initializedNeedsInvestigation

#43969 opened 1 year ago by abhi-m-simformsolutons

runtime: fatal error: unknown caller pcNeedsFix

#43942 opened 1 year ago by mdempsky

runtime: missed deferred callsNeedsFix

#43941 opened 1 year ago by mdempsky

runtime: Crash in autogenerated function NeedsInvestigation

#43934 opened 1 year ago by hagarjibm

runtime: panics and/or deadlocks on FreeBSD 12.2-RELEASENeedsInvestigationOS-FreeBSD

#43873 opened 1 year ago by problame

cmd/compile: builders are unhappy with dev.typeparamsNeedsInvestigation

#43866 opened 1 year ago by mdempsky

runtime: SIGSEGV in (*mheap).alloc via mallocgcNeedsInvestigation

#43843 opened 1 year ago by bcmills

runtime: deadlock at _cgo_wait_runtime_init_done in LD_PRELOAD soNeedsInvestigation

#43836 opened 1 year ago by james-li

cmd/compile: "internal compiler error: curfn mismatch" on darwin-amd64-race builderNeedsInvestigationOS-Darwin

#43826 opened 1 year ago by bcmills

runtime: hang in TestGdbAutotmpTypes on linux-mips64le-mengzhuo builderNeedsInvestigation

#43825 opened 1 year ago by bcmills

cmd/link: Arbitrary linking failures with go1.15NeedsInvestigation

#43820 opened 1 year ago by dwillemv

cmd/link: -buildmode=c-shared not supported on windows/armFeatureRequestNeedsInvestigationOS-Windowsarch-armarch-arm64

#43800 opened 1 year ago by TopperDEL

runtime: enable scheduler randomization independent of the race detectorFeatureRequestNeedsInvestigation

#43794 opened 1 year ago by josharian

cmd/compile: avoidable construction of stack objectsFeatureRequestNeedsFix

#43753 opened 1 year ago by mdempsky

cmd/compile: better escape analysis of `[]byte` -> `string` conversionsFeatureRequestNeedsFixPerformance

#43752 opened 1 year ago by mdempsky

runtime: helloworld net/http asks 700MB VSS on mips32NeedsInvestigation

#43699 opened 1 year ago by laoshaw

cmd/compile: unhelpful error message if type assertion has mismatching pointer/non-pointer typeNeedsFixhelp wanted

#43673 opened 1 year ago by mprobst

runtime: heap, allocs, block, and mutex profiles truncate stacks at 32 framesNeedsDecision

#43669 opened 1 year ago by aclements

runtime: TestCallbackInAnotherThread timeout on windows-arm-zx2c4NeedsInvestigationOS-Windows

#43668 opened 1 year ago by bcmills

runtime: TestNeedmDeadlock failure with SIGSEGV on linux-mips-rtrk builderNeedsInvestigation

#43625 opened 1 year ago by bcmills

cmd/link: provide a way to always use external linking if cgo is usedNeedsInvestigation

#43525 opened 1 year ago by mwhudson

cmd/link, cmd/cgo: internal linking fails if CGO_CFLAGS enables LTONeedsInvestigation

#43505 opened 1 year ago by mwhudson

runtime: unexpected return pc for runtime.sigpanic called from 0x1NeedsInvestigation

#43496 opened 1 year ago by egonelbre

cmd/compile: better optimization/inlining for sort.SearchFeatureRequestNeedsFixPerformance

#43423 opened 1 year ago by yangwenmai

cmd/compile: constant indexing to private array should be foldedNeedsFixPerformance

#43403 opened 1 year ago by egonelbre

cmd/compile: inefficient assembly code on arm64NeedsInvestigationPerformancearch-arm64

#43357 opened 1 year ago by fkuehnel

cmd/compile: panic.Fatalf should not report "use of builtin panic not in function call" but instead "panic.Fatalf undefined (builtin panic has no field or method Fatalf)"NeedsInvestigation

#43285 opened 1 year ago by odeke-em

cmd/link: -buildmode=c-shared not supported on linux/mips64leNeedsInvestigationhelp wanted

#43264 opened 1 year ago by Mengkzhaoyun

cmd/compile: missed opportunity to coalesce loads that compare with constantsNeedsInvestigationPerformance

#43248 opened 1 year ago by josharian

cmd/compile: suboptimal arm64 outputNeedsDecisionPerformancearch-arm64

#43145 opened 1 year ago by FiloSottile

runtime: TestSmhasherWindowed is still flaky on linux-386-longtestNeedsInvestigationTesting

#43130 opened 1 year ago by bcmills

runtime: TestGdbBacktrace failures due to GDB "internal-error: wait returned unexpected status 0x0"BuildersNeedsInvestigation

#43068 opened 1 year ago by bcmills

cmd/compile/internal/types2: make type inference independent of function argument orderNeedsDecision

#43056 opened 1 year ago by mdempsky

cmd/compile: big map literal creation performanceNeedsInvestigationPerformance

#43020 opened 1 year ago by trams

cmd/compile: interaction between sync/atomic, -race and go:noraceNeedsDecision

#43007 opened 1 year ago by dvyukov

cmd/compile: inlined err check elimination opportunityNeedsInvestigationPerformance

#42999 opened 1 year ago by egonelbre

cmd/compile/internal/ir: add IdentExprNeedsFix

#42990 opened 1 year ago by mdempsky

runtime: non CGO application segfaulted onceNeedsInvestigationWaitingForInfo

#42977 opened 1 year ago by szuecs

cmd/compile: -race does not obey go:nocheckptrNeedsInvestigation

#42880 opened 1 year ago by chewxy

runtime: os/exec fatal error: all goroutines are asleep - deadlock! on mips64NeedsInvestigation

#42825 opened 1 year ago by JGbooks

runtime: ill-fated GC outcome in spiky/bursty scenariosGarbageCollectorNeedsInvestigation

#42805 opened 1 year ago by raulk

cmd/compile: function argument value escapes no matter the run-time conditionNeedsInvestigation

#42781 opened 1 year ago by Julio-Guerra

runtime: Running two go program with 1GB mem GC not releases free package variable memNeedsInvestigation

#42780 opened 1 year ago by wasmup

cmd/link: panic: sym already present in installSym on FreeBSD/amd64NeedsInvestigation

#42772 opened 1 year ago by SamWhited

runtime: efence=1 and cgocheck=2 are not mutually compatibleNeedsInvestigation

#42724 opened 1 year ago by bradfitz

cmd/compile: nil check not scheduled correctlyNeedsInvestigation

#42673 opened 1 year ago by randall77

cmd/compile: missed add+load combination opportunityNeedsInvestigationPerformance

#42672 opened 1 year ago by randall77

runtime: work.cycles should consider integer overflowNeedsDecision

#42664 opened 1 year ago by qingyunha

runtime: using AVX-512 instruction without supporting CPUID flag(s) on MacOS hangs the Go runtimeNeedsInvestigationOS-Darwin

#42649 opened 1 year ago by vsivsi

cmd/compile: notice when function variables are never reassigned, avoid indirect callsNeedsInvestigationPerformance

#42569 opened 1 year ago by bradfitz

runtime: "sweep increased allocation count" on linux/arm64NeedsInvestigationarch-arm64

#42543 opened 1 year ago by bcmills

cmd/compile: SIGILL when building golang.org/x/sys/unix on openbsd/arm64NeedsInvestigationOS-OpenBSDarch-arm64

#42517 opened 1 year ago by vext01

runtime: Goexit doesn't crash the programNeedsInvestigation

#42505 opened 1 year ago by fxrlv

runtime: TestCrashDumpsAllThreads fails on openbsd/mips64NeedsInvestigationOS-OpenBSD

#42464 opened 1 year ago by 4a6f656c

runtime: GC pacer problems meta-issueNeedsInvestigationPerformanceumbrella

#42430 opened 1 year ago by mknyszek

runtime: frequent crashes with "exit status 16962" on netbsd-arm64-bsiegert builderNeedsInvestigationOS-NetBSDarch-arm64

#42422 opened 1 year ago by 4a6f656c

cmd/compile: rearrange hairyVisitors to reduce struct slop and reclaim 33.33% space wastedNeedsDecision

#42416 opened 1 year ago by odeke-em

cmd/compile: go:wasmexport directiveProposalProposal-Holdarch-wasm

#42372 opened 1 year ago by slinkydeveloper

runtime: "out of memory allocating heap arena map" on solaris-amd64-oraclerelNeedsInvestigation

#42359 opened 1 year ago by bcmills

runtime: difficult to find memory leak that is a result lots of defers in a hot loopNeedsInvestigation

#42357 opened 1 year ago by leighhopcroft

cmd/link: c-shared build mode not working with UPXNeedsInvestigationhelp wanted

#42238 opened 1 year ago by esmailzadeh1

runtime: 'unexpected fault address 0x0' in crypto/sha256.blockGeneric on linux/mips64leNeedsInvestigation

#42229 opened 1 year ago by XiaodongLoong

runtime: deadlock at _cgo_wait_runtime_init_doneNeedsInvestigationOS-Windows

#42190 opened 1 year ago by tungmangtdh3

cmd/compile: unneeded panicshift for bounded shift amountNeedsInvestigationPerformance

#42179 opened 1 year ago by CAFxX

cmd/compile: escape analysis for backing arraysNeedsInvestigation

#42165 opened 1 year ago by snadrus

cmd/compile: find a good way to eliminate zero/sign extensions on arm64NeedsInvestigationarch-arm64

#42162 opened 1 year ago by zhangfannie

runtime, cmd/compile: implicit allocations allowed in the runtimeFeatureRequestNeedsInvestigation

#42158 opened 1 year ago by randall77

cmd/compile: inconsistent error message when identifier begins with invalid characterNeedsInvestigation

#42114 opened 1 year ago by smasher164

cmd/compile: negative shift check with trailing zerosNeedsInvestigationPerformance

#42094 opened 1 year ago by niaow

runtime: TestCgoExecSignalMask failures due to apparent deadlock on *BSDNeedsInvestigationOS-FreeBSDOS-NetBSD

#42093 opened 1 year ago by bcmills

cmd/link: fallocate_test.go:46: unexpected disk usage: got 1 blocks, want 2048NeedsDecision

#42005 opened 1 year ago by wheelcomplex

runtime: debugCheckBP = true crashes compiler compilation on WindowsNeedsInvestigationOS-Windows

#41995 opened 1 year ago by egonelbre

runtime: heap pageAlloc.searchAddr strategy may be wrongNeedsInvestigation

#41989 opened 1 year ago by dreamerjackson

cmd/compile: not inlined closures can't inline inner closuresNeedsInvestigationPerformance

#41988 opened 1 year ago by DmitriyMV

runtime: selectgo need not lock all the channels involved in the select NeedsInvestigation

#41948 opened 1 year ago by dreamerjackson

runtime: lack of checking of pointer returned by sysAllocNeedsInvestigation

#41827 opened 1 year ago by michalderkacz

cmd/compile: add variable length [N]T algs, for T in {string, float32, float64, iface}binary-size

#41776 opened 1 year ago by josharian

cmd/compile: introduce masked memeqNeedsInvestigationPerformance

#41774 opened 1 year ago by josharian

cmd/compile: ICE: panic during late deadcode while compiling (*ServeMux).shouldRedirectRLockedWaitingForInfo

#41770 opened 1 year ago by zhsj

cmd/compile: checking pointers for nilness inside a loopNeedsInvestigationPerformance

#41666 opened 1 year ago by seebs

runtime: add per-goroutine CPU statsProposal

#41554 opened 1 year ago by asubiotto

runtime: occasional "exit status -1073741819" on windows-386-2008 builderNeedsInvestigationOS-Windows

#41450 opened 1 year ago by bcmills

runtime: bad "deadlock" fatal error when there are pending finalizersNeedsInvestigation

#41362 opened 1 year ago by mdempsky

cmd/compile: missing BCE case NeedsInvestigation

#41335 opened 1 year ago by choleraehyq

runtime: panic: non-empty mark queue after concurrent mark (Go1.14, Go1.15)NeedsInvestigationWaitingForInfo

#41303 opened 1 year ago by navytux

cmd/compile: rewrite sequences of mutex callsNeedsInvestigation

#41253 opened 1 year ago by CAFxX

cmd/compile: optimize redundant iface->iface type assertionsNeedsInvestigationPerformance

#41174 opened 1 year ago by quasilyte

runtime: process crash instead of panic on SIGBUS with SetPanicOnDefault(true)NeedsFixhelp wanted

#41155 opened 1 year ago by florisch

runtime: remove VZEROUPPER patch once Darwin <10.15.6 is not supportedNeedsFixPerformanceearly-in-cycle

#41152 opened 1 year ago by cuonglm

cmd/link: TestFallocate fallocate_test error NeedsInvestigation

#41127 opened 1 year ago by LuvTian

cmd/compile: don't compile some unexported, inlined functionsNeedsInvestigationToolSpeedhelp wanted

#41117 opened 1 year ago by josharian

runtime: TestCgoCCodeSIGPROF failure due to SIGQUIT on openbsd-amd64-64 builderNeedsInvestigation

#41036 opened 1 year ago by bcmills

runtime: TestPreemptionAfterSyscall is flaky on Plan 9NeedsInvestigationOS-Plan9Testing

#41015 opened 1 year ago by bcmills

cmd/link: add support for automatically generating .note.gnu.build-idFeatureRequestNeedsInvestigation

#41004 opened 1 year ago by segevfiner

cmd/compile: some missing BCE casesNeedsInvestigationPerformance

#40987 opened 1 year ago by go101

cmd/link: help text for linkmode isn't helpfulDocumentationNeedsInvestigation

#40750 opened 1 year ago by mvdan

cmd/compile: switch to a register-based calling convention for Go functionsProposalProposal-AcceptedProposal-FinalCommentPeriod

#40724 opened 1 year ago by aclements

260

runtime: bad p & random crashes since 1.14 on linux 3.18.11NeedsInvestigationOS-Linux

#40722 opened 1 year ago by gwillem

cmd/compile: loops prevent bounds checking eliminationNeedsInvestigationPerformance

#40704 opened 1 year ago by elichai

runtime: lock held checkingNeedsFix

#40677 opened 1 year ago by prattmic

runtime: usleep does not check for early wakeupNeedsInvestigation

#40653 opened 1 year ago by ruyi789

cmd/compile: -d=checkptr should provide more details when reporting about conversions that straddle multiple allocationsNeedsInvestigation

#40639 opened 1 year ago by seebs

runtime: gcc_libinit.c _cgo_try_pthread_create 'EAGAIN' undeclaredNeedsInvestigation

#40617 opened 1 year ago by kazmccullum

cmd/compile: combine phielim and copyelim into a single pass?NeedsInvestigation

#40610 opened 1 year ago by surechen

runtime: merge workarounds to false deadlocksNeedsFix

#40518 opened 2 years ago by prattmic

runtime: unexpected return pc for runtime.asmstdcallNeedsInvestigationOS-Windows

#40469 opened 2 years ago by chalkwu

runtime: goroutines may allocate beyond the hard heap goalNeedsFix

#40460 opened 2 years ago by mknyszek

cmd/link: build, run and test frequently fails to completeNeedsInvestigation

#40445 opened 2 years ago by GKempsell

runtime: fatal error: checkdead: inconsistent countsNeedsInvestigation

#40434 opened 2 years ago by prattmic

runtime: unexpected return pc for runtime.NeedsInvestigationOS-Windows

#40401 opened 2 years ago by chalkwu

runtime: select: fatal error: index out of rangeNeedsInvestigation

#40397 opened 2 years ago by prestonvanloon

runtime: mTreap corruption in go1.13.10NeedsInvestigation

#40372 opened 2 years ago by luckyxiaoqiang

cmd/compile: better error message for type arguments used with unsatisfiable constraints (empty type sets)NeedsFix

#40350 opened 2 years ago by komuw

runtime: request for comment: reducing preemption in suspendG when G is running large nosplit functionsNeedsInvestigation

#40229 opened 2 years ago by shawn-xdji

runtime: long latency in mark assistNeedsInvestigation

#40225 opened 2 years ago by choleraehyq

runtime: darwin using -buildmode=c-shared so got runtime: unexpected return pc for runtime.sigpanic called from 0x41e745aNeedsInvestigationOS-Darwin

#40131 opened 2 years ago by wangzz719

cmd/compile: unnecessary nil pointer checkNeedsInvestigationPerformance

#40108 opened 2 years ago by randall77

runtime: deprecate SetCPUProfileRate and replace body with panicNeedsFix

#40094 opened 2 years ago by rsc

cmd/compile: teach prove about range of results of math/bits.*ZerosNeedsInvestigationPerformance

#40084 opened 2 years ago by randall77

cmd/compile: teach prove about arguments of & expressionsNeedsInvestigationPerformance

#40083 opened 2 years ago by randall77

runtime: libunwind is unable to unwind CGo to Go's stackNeedsInvestigation

#40044 opened 2 years ago by steeve

cmd/compile: reclaim binary size increase from CL 35554 constant to interface allocation optimizationsNeedsInvestigationPerformance

#40039 opened 2 years ago by thepudds

runtime: idle GC interferes with auto-scalingNeedsDecision

#39983 opened 2 years ago by aclements

cmd/compile: create cheapdeadcodeNeedsInvestigationPerformanceToolSpeed

#39918 opened 2 years ago by josharian

cmd/compile: panic: runtime error: floating point error when building on FreeBSD armv6 on RPi-BWaitingForInfo

#39816 opened 2 years ago by seasox

cmd/compile: unnecessary bounds check in a loop passed as a closureNeedsInvestigationPerformance

#39756 opened 2 years ago by jordanlewis

cmd/compile: optimize xor to complementNeedsInvestigationPerformance

#39710 opened 2 years ago by niaow

runtime: unnecessary heap allocations when `range`ing over an empty arrayNeedsInvestigationPerformance

#39668 opened 2 years ago by kallsyms

cmd/compile: inaccurate DWARF location information -> misleading profile

#39667 opened 2 years ago by alandonovan

runtime: SIGSEGV during sigpanic in TestCgoCallbackGC on netbsd-386-9_0 builderNeedsInvestigationOS-NetBSD

#39595 opened 2 years ago by bcmills

runtime: fixup darwin/arm64 framepointer assemblyNeedsFix

#39524 opened 2 years ago by eliasnaur

runtime: add race detector for ios/arm64NeedsInvestigation

#39521 opened 2 years ago by steeve

cmd/compile: Allocations leak into outer scopeNeedsInvestigation

#39514 opened 2 years ago by holiman

runtime: segfault during conservative scan of asynchronously preempted goroutineNeedsInvestigation

#39499 opened 2 years ago by jamesl33

cmd/link: internal link issue with outline atomics feature on arm64NeedsInvestigationhelp wanted

#39466 opened 2 years ago by shawn-xdji

runtime: "morestack on g0" in TestSegv on darwin-amd64 buildersNeedsInvestigationOS-Darwin

#39457 opened 2 years ago by bcmills

runtime: read-only accessor for gcpercentFeatureRequestNeedsInvestigation

#39419 opened 2 years ago by bsiegert

runtime: “unknown pc” exception for amd64 programs on Windows 7 with EMET and Export Address Table Access Filtering enabledExpertNeededNeedsInvestigationOS-Windows

#39410 opened 2 years ago by merces

runtime: OOM when runing in sparse available memory systemNeedsInvestigation

#39400 opened 2 years ago by jeremyshisong

runtime: "fatal error: all goroutines are asleep - deadlock!" with GC assist waitNeedsInvestigation

#39390 opened 2 years ago by prattmic

runtime: crash on linux/arm64 with "invalid p state" on 1.13NeedsInvestigation

#39252 opened 2 years ago by choury

runtime: TestGdbBacktrace occasionally fails on linux-amd64 builderNeedsInvestigation

#39228 opened 2 years ago by tklauser

runtime: move tests for runtime-gdb.py to misc/ and do not run them during all.bashDebuggingNeedsDecisionTesting

#39204 opened 2 years ago by bcmills

cmd/compile: intrinsify bits.RotateLeft32 on mipsleNeedsInvestigationPerformance

#39139 opened 2 years ago by assadobaid

runtime: error error 3221226356 (C0000374) in CGO module in WindowsNeedsInvestigationOS-Windows

#39127 opened 2 years ago by bsrdjan

cmd/link: include per-package aggregate static temp symbols?NeedsInvestigation

#39053 opened 2 years ago by bradfitz

cmd/compile: generated DWARF triggers objdump warning for large uint64 constNeedsInvestigation

#39048 opened 2 years ago by thanm

runtime: hang in StopTrace in runtime.testNeedsInvestigation

#39004 opened 2 years ago by prattmic

cmd/compile: inconsistent results with gccgoNeedsDecision

#39003 opened 2 years ago by go101

cmd/compile: Missed opportunity for post-inlining devirtualizationNeedsInvestigationPerformance

#38992 opened 2 years ago by alex

cmd/compile: further improve precision of "has no field or method" by prescriptively mentioning what kind of property it is either "field" or "method"NeedsInvestigation

#38965 opened 2 years ago by odeke-em

cmd/link: support -linkmode=internal with CgoNeedsInvestigation

#38918 opened 2 years ago by eliasnaur

cmd/compile: package-scope and function-scope types get the same nameNeedsInvestigation

#38893 opened 2 years ago by ianlancetaylor

cmd/compile: incorrect type error after "type int64 int32"NeedsInvestigation

#38882 opened 2 years ago by JohnReedLOL

runtime: nmspinning's position in struct schedt NeedsInvestigation

#38858 opened 2 years ago by mygrsun

cmd/compile: more compact initialization of maps with dynamic contentNeedsInvestigationbinary-size

#38784 opened 2 years ago by martisch

cmd/compile: binaries contain many ..type.eq funcsNeedsInvestigationbinary-size

#38782 opened 2 years ago by bradfitz

cmd/compile: arch.MAXWIDTH on amd64 out of date?NeedsInvestigation

#38734 opened 2 years ago by mdempsky

cmd/compile: experiment with more integer comparison optimizationsPerformance

#38721 opened 2 years ago by mundaym

cmd/compile: prove bounds for & of positive valuesNeedsInvestigation

#38717 opened 2 years ago by bmkessler

runtime: can't call from Go to c-shared Go library on DarwinNeedsInvestigationOS-Darwin

#38692 opened 2 years ago by khaitranvan96kt

cmd/compile: unify and improve struct/array equality comparisonsNeedsInvestigationPerformancehelp wanted

#38674 opened 2 years ago by josharian

runtime: allow stack dump and debuggers access to the goroutine tree.Proposal

#38651 opened 2 years ago by firelizzard18

cmd/compile: bugs in mips rulesNeedsInvestigation

#38648 opened 2 years ago by randall77

runtime: SIGSEGV during runtime init, in gcenableNeedsInvestigationWaitingForInfo

#38639 opened 2 years ago by wadey

cmd/compile: confusing compiler error when using if instead of for with range operator inside anonymous functionNeedsInvestigation

#38624 opened 2 years ago by mzimmerman

runtime: weird panic while dumping non-pointer struct with wrapped errorNeedsInvestigation

#38601 opened 2 years ago by powerman

cmd/compile: optimize bits.OnesCount(x) == 1NeedsInvestigationPerformance

#38547 opened 2 years ago by josharian

runtime: "fatal: systemstack called from unexpected goroutine" on armv6NeedsInvestigation

#38539 opened 2 years ago by diamondo25

runtime: support SSE2 memmove on older amd64 hardwareNeedsInvestigationPerformance

#38512 opened 2 years ago by barakmich

cmd/compile: improve inline memrun decision in generated alg eq routinesNeedsInvestigationPerformancehelp wanted

#38494 opened 2 years ago by josharian

runtime: frequent "fatal error: checkdead: runnable g" on plan9 buildersNeedsInvestigationOS-Plan9

#38489 opened 2 years ago by bcmills

cmd/compile: Eliminate bound checks on access to positive moduloNeedsInvestigationPerformance

#38476 opened 2 years ago by cbeuw

cmd/compile: allow inlining of open-coded defer callsNeedsInvestigationPerformance

#38471 opened 2 years ago by prattmic

runtime: sema: many many goroutines queueing up on many many distinct addresses -> slowNeedsInvestigationPerformance

#38420 opened 2 years ago by navytux

cmd/compile: non-symmetric inline cost when using named vs non-named returnsNeedsDecision

#38419 opened 2 years ago by qmuntal

runtime: timeout in TestCgoCCodeSIGPROF and TestCgoExecSignalMask on linux-ppc64le-buildletBuildersNeedsInvestigationarch-ppc64x

#38333 opened 2 years ago by bcmills

cmd/link: sigbus/segfault on ARM using AzCopyNeedsInvestigation

#38331 opened 2 years ago by gcormier

runtime: cgo calls are way faster when enabling CPU profileNeedsInvestigationPerformance

#38325 opened 2 years ago by didrocks

cmd/compile: anonymous structs consume space in binaryNeedsInvestigationbinary-size

#38291 opened 2 years ago by egonelbre

cmd/compile: replace CallImport with go:wasmimport directiveProposalProposal-Accepted

#38248 opened 2 years ago by neelance

cmd/compile: consider extending '-spectre' option to other architecturesNeedsInvestigationSecurity

#38066 opened 2 years ago by mundaym

runtime: high startup address space usage (RLIMIT_AS) on Linux AMD64NeedsInvestigation

#38010 opened 2 years ago by pkramme

runtime: binary hangs on CatalinaNeedsInvestigation

#37885 opened 2 years ago by gadelkareem

runtime: TestGdbPythonCgo is flaky on linux-mips64le-rtrk builderNeedsInvestigationarch-mips

#37794 opened 2 years ago by bcmills

runtime: "workbuf is not empty" on BSD buildersNeedsInvestigation

#37793 opened 2 years ago by bcmills

cmd/compile: user symbols can be in reserved namespaceNeedsFixearly-in-cycle

#37762 opened 2 years ago by Pr0Ger

runtime: Benchmarking reports unexpected memory allocation when using range with map structureNeedsInvestigation

#37757 opened 2 years ago by DhiaTN

cmd/compile: type safety failure in generic ssa due to representing integer signedness conversions by OpCopyNeedsDecision

#37753 opened 2 years ago by kortschak

cmd/compile: avoid unnecessary calls to runtime.panicIndexNeedsInvestigationPerformance

#37740 opened 2 years ago by rillig

cmd/compile: delete insertLoopReschedChecks?NeedsDecision

#37737 opened 2 years ago by josharian

runtime: name offset base pointer out of rangeNeedsInvestigation

#37712 opened 2 years ago by stevenh

cmd/compile: inlined messaging is unclear when inlining functions from other packagesNeedsInvestigation

#37704 opened 2 years ago by snadrus

cmd/compile: better append of unmodified slicesNeedsInvestigationPerformance

#37694 opened 2 years ago by sylr

runtime: save CPU registers for the frame calling runtime.sigpanicDebuggingNeedsInvestigation

#37683 opened 2 years ago by aarzilli

runtime: ThreadSanitizer failed to allocate / CHECK failedNeedsInvestigation

#37651 opened 2 years ago by sb10

cmd/compile: __SOURCE__ constant like __FILE__, __LINE__, __FUNCTION__ C++ macroFeatureRequestNeedsInvestigation

#37620 opened 2 years ago by kokizzu

cmd/compile: use staticuint64sNeedsFixPerformanceSuggestedhelp wanted

#37612 opened 2 years ago by josharian

cmd/compile: branch elimination opportunites when comparing constantsNeedsInvestigationPerformance

#37608 opened 2 years ago by laboger

cmd/compile: spurious "cannot use reflect.Kind(9) … as type uint64 in assignment" on darwin-amd64-race builderNeedsInvestigation

#37600 opened 2 years ago by bcmills

runtime: ensuring support of debug.asyncpreemptoffNeedsInvestigation

#37575 opened 2 years ago by derekparker

cmd/compile: a flaw in algebraic simplification rules inside Go compilerNeedsInvestigationPerformance

#37508 opened 2 years ago by true-grue

runtime: "found bad pointer in Go heap" on solaris-amd64-oraclerel builderNeedsInvestigationOS-Solaris

#37502 opened 2 years ago by bcmills

runtime: frequent enlisting of short-lived background workers leads to performance regression with async preemptionNeedsFixPerformancehelp wanted

#37465 opened 2 years ago by klauspost

cmd/compile: investigate performance regression vs Go 1.13NeedsInvestigationPerformance

#37429 opened 2 years ago by dr2chase

cmd/compile: add a way to declare variables in rewrite rulesNeedsInvestigation

#37423 opened 2 years ago by josharian

cmd/compile: partial cse of phi inputs?NeedsInvestigationPerformance

#37415 opened 2 years ago by josharian

runtime: hangs in TestGdbBacktrace on linuxNeedsInvestigationOS-Linux

#37405 opened 2 years ago by bcmills

cmd/compile/internal/ssa: apparent deadlock in TestNextingNeedsInvestigationTesting

#37404 opened 2 years ago by bcmills

runtime: "interface {} is nil, not *main.T" on linux-amd64-noopt builderNeedsInvestigation

#37401 opened 2 years ago by bcmills

cmd/link: -X does not work on variables with non-constant default valuesNeedsInvestigation

#37369 opened 2 years ago by jayconrod

runtime: test hung in TestGdbAutotmpTypesNeedsInvestigation

#37366 opened 2 years ago by bcmills

cmd/compile/internal/ssa: occasional "exit status 541111823" on windows-386-2008 builderBuildersNeedsInvestigationOS-Windows

#37360 opened 2 years ago by bcmills

runtime: TestGcSys is still flakyNeedsInvestigation

#37331 opened 2 years ago by bcmills

cmd/link: unexpected fault address (when low on disk space?)NeedsInvestigation

#37310 opened 2 years ago by bradfitz

cmd/compile: optimize small runtime.memequal callsNeedsFixPerformance

#37275 opened 2 years ago by josharian

cmd/compile: combine int tests when comparing against a constant stringNeedsFixPerformance

#37274 opened 2 years ago by josharian

cmd/compile: error has incorrect column numberNeedsInvestigation

#37180 opened 2 years ago by quackenbush

runtime: gdb stepping behavior when debugging Go program on ppc64le changed when split-stack prologue marked non-preemptibleNeedsInvestigation

#37126 opened 2 years ago by laboger

runtime: 10ms-26ms latency from GC in go1.14rc1, possibly due to 'GC (idle)' workNeedsInvestigation

#37116 opened 2 years ago by thepudds

runtime: API for unstable metricsProposalProposal-Accepted

#37112 opened 2 years ago by mknyszek

cmd/compile: ARM's MOVWnop causes regalloc to insert unnecessary copiesNeedsInvestigationPerformance

#37096 opened 2 years ago by josharian

cmd/compile: what exactly should -L flag do?NeedsDecisionearly-in-cycle

#36988 opened 2 years ago by jkassis

runtime: async preemption support on ARM64 breaks ARM64 on QEMUNeedsInvestigationhelp wanted

#36981 opened 2 years ago by kortschak

cmd/compile: it is not possible to prevent FMA with complex valuesNeedsInvestigation

#36971 opened 2 years ago by kortschak

cmd/compile: escape analysis on interface callsNeedsInvestigationPerformance

#36964 opened 2 years ago by kirillx

runtime: allow map hashes with different tradeoffsNeedsInvestigationPerformance

#36915 opened 2 years ago by eric-s-raymond

cmd/compile: possible latent codegen issue on amd64 removing zero extensionsNeedsInvestigation

#36897 opened 2 years ago by josharian

cmd/compile: prove misses obvious facts about constantsNeedsInvestigationPerformance

#36889 opened 2 years ago by josharian

cmd/compile: error line number reported is incorrect if it appears after line 0xFFFFFNeedsInvestigation

#36850 opened 2 years ago by icza

cmd/link: trailing padding after "Go" in ELF note nameNeedsFixhelp wanted

#36719 opened 2 years ago by mdempsky

runtime: add a debug flag that force runtime debug logs are sent to stdout rather than stderrNeedsDecision

#36675 opened 2 years ago by tibetsam

cmd/compile: set prologue_end on every archDebuggingNeedsDecision

#36612 opened 2 years ago by derekparker

cmd/compile: make 64-bit fields be 64-bit aligned on 32-bit systems, add //go:packed directive on structsProposalProposal-Hold

#36606 opened 2 years ago by danscales

runtime: sysUsed often called on non-scavenged memoryNeedsFixPerformance

#36603 opened 2 years ago by mknyszek

cmd/compile: decide how to better document -wb write barrier flagDocumentationNeedsDecision

#36597 opened 2 years ago by xaionaro

cmd/link: add a flag to the linker to do not write function names to runtime.pclntabNeedsInvestigation

#36555 opened 2 years ago by xaionaro

runtime: Go 1.14/Windows asynchronous preemption mechanism likely incompatible with debuggingDebuggingNeedsInvestigationOS-Windowshelp wanted

#36494 opened 2 years ago by aarzilli

runtime: make.bat hangsNeedsInvestigationOS-Windows

#36492 opened 2 years ago by alexbrainman

cmd/compile: different behaviors between short and normal variable declarationsNeedsInvestigation

#36449 opened 2 years ago by go101

cmd/compile: manually CSE |-combined rules?NeedsInvestigation

#36443 opened 2 years ago by josharian

runtime: clean up async preemption loose endsNeedsFix

#36365 opened 2 years ago by aclements

cmd/compile: optimize overhead from CPU feature detectionNeedsInvestigationPerformance

#36351 opened 2 years ago by smasher164

cmd/compile: teach prove about incrementing, len, and overflowNeedsInvestigationPerformance

#36346 opened 2 years ago by josharian

runtime: pclntab is too bigNeedsInvestigationbinary-size

#36313 opened 2 years ago by robpike

cmd/link: should log searching directoryNeedsInvestigation

#36192 opened 2 years ago by qingyunha

runtime: go1.13.5/go tip worst gc pause time increase from go1.9.7 in darwin/amd64NeedsInvestigation

#36147 opened 2 years ago by bronze1man

cmd/compile: Finer grained visibility debug info for variablesDebuggingNeedsInvestigation

#36125 opened 2 years ago by aarzilli

cmd/go, cmd/link: don't handle GOROOT_FINAL in linkerNeedsFix

#36118 opened 2 years ago by jayconrod

cmd/link: crash with -E <nonexisting symbol>NeedsDecision

#36103 opened 2 years ago by eliasnaur

cmd/compile: minimize stack live set before a recursive callNeedsInvestigation

#36067 opened 2 years ago by CAFxX

cmd/compile: redundant typecheck errors when using map[T]func(Undefined)NeedsInvestigation

#36039 opened 2 years ago by mvdan

cmd/go, net, runtime: TestScript flake with "Failed to find getsockname procedure in ws2_32.dll: The specified procedure could not be found." NeedsInvestigation

#36029 opened 2 years ago by odeke-em

cmd/compile: -d=checkptr doesn't detect invalid pointer fields in converted pointers-to-structsNeedsInvestigationhelp wanted

#36017 opened 2 years ago by dennwc

cmd/compile: unneeded MOV's caused by channel operationsNeedsInvestigationPerformance

#35969 opened 2 years ago by marigonzes

runtime: HeapSys increases until OOM terminationNeedsInvestigation

#35890 opened 2 years ago by savalin

runtime: always set up TLS on all G-register architectures?NeedsDecision

#35853 opened 2 years ago by cherrymui

runtime: signal: illegal instruction on ios/arm64NeedsInvestigationOS-Darwinarch-arm64mobile

#35851 opened 2 years ago by eliasnaur

runtime: being unable to allocate across scavenged and unscavenged memory leads to fragmentation blow-up in some cases

#35848 opened 2 years ago by savalin

runtime: TestGdbPythonCgo failure with "malformed backtrace" on linux-amd64 builderNeedsInvestigation

#35743 opened 2 years ago by bcmills

runtime: timeout with GDB tests on aix/ppc64NeedsInvestigation

#35710 opened 2 years ago by Helflym

runtime: large address space footprint on 32-bit linuxNeedsInvestigation

#35677 opened 2 years ago by tmm1

runtime: de-duplicate bit operations with math/bitsNeedsDecision

#35569 opened 2 years ago by aclements

cmd/compile: encoded pkg path shown in stack traceNeedsInvestigation

#35558 opened 2 years ago by myitcv

cmd/link/internal/ld: TestArchiveBuildInvokeWithExec flaky on Darwin buildersNeedsInvestigationOS-Darwin

#35542 opened 2 years ago by bcmills

cmd/compile: constant inlining happens even when disabling inlining and optimizationsDebuggingNeedsInvestigation

#35527 opened 2 years ago by dlsniper

cmd/compile: infinite loop in -m=2NeedsFix

#35518 opened 2 years ago by mdempsky

cmd/link/internal/ld: TestDynSymShInfo failure on darwin-amd64-10_11 builderNeedsInvestigationOS-Darwin

#35497 opened 2 years ago by bcmills

runtime: "unexpected signal during runtime execution" during bgscavenge on plan9-386-0introNeedsInvestigationOS-Plan9help wanted

#35456 opened 2 years ago by bcmills

runtime: M woken with no P on WindowsNeedsInvestigationOS-Windows

#35391 opened 2 years ago by jazzy-crane

runtime: should checkptrArithmetic accept a uintptr instead of unsafe.Pointer?NeedsInvestigation

#35379 opened 2 years ago by ianlancetaylor

runtime: a runtime.Goexit call will cancel a panic, which seems unexpected/incorrectNeedsInvestigation

#35378 opened 2 years ago by danscales

runtime: support GOFLAGS=-race everywhereNeedsDecision

#35324 opened 2 years ago by eliasnaur

cmd/compile: no closure inlining even in the simple case?NeedsInvestigationPerformance

#35196 opened 2 years ago by ivoras

runtime: fatal error: unknown caller pc (libfuzz)NeedsInvestigation

#35158 opened 2 years ago by klauspost

cmd/compile: minimally align variables in memory when -d=checkptr is usedNeedsInvestigationhelp wanted

#35128 opened 2 years ago by mdempsky

cmd/link: DWARF CFI rejected when function does not allocate stack space on ARM64NeedsInvestigation

#35100 opened 2 years ago by gawen

cmd/compile: review compiler-generated symbol naming schemeNeedsInvestigationhelp wanted

#35088 opened 2 years ago by mdempsky

cmd/link: allow asking linker to *not* eliminate a "dead" functionNeedsInvestigation

#35055 opened 2 years ago by hugelgupf

cmd/compile: expected "not used" errorNeedsInvestigation

#35021 opened 2 years ago by serhatgiydiren

runtime: unexpected return pc for os/signal.loop called from 0x0NeedsInvestigationOS-Windows

#35005 opened 2 years ago by mega-bran

runtime: throw should print more diagnosticsNeedsFix

#34954 opened 2 years ago by aclements

cmd/compile: consider flagging ops that should not be moved between blocksNeedsInvestigation

#34950 opened 2 years ago by mundaym

runtime: 'unexpected fault address 0x0' in evacuate_fast32 on linux-mips64le-mengzhuo builderNeedsInvestigation

#34835 opened 2 years ago by bcmills

cmd/compile: unneeded bounds checksNeedsInvestigationPerformance

#34816 opened 2 years ago by marigonzes

runtime: manual instrumentation of KeepAlive is fraughtNeedsInvestigation

#34810 opened 2 years ago by beoran

cmd/link/internal/ld: TestRuntimeTypeAttrInternal flaky on WindowsNeedsInvestigationOS-Windows

#34774 opened 2 years ago by bcmills

runtime: read scheduled on a different thread than a locked and associated with network namespaceNeedsInvestigation

#34607 opened 2 years ago by difrost

cmd/compile: inline functions that are called only onceNeedsDecisionPerformance

#34525 opened 2 years ago by marigonzes

runtime: maybe allgs should shrink after peak loadNeedsInvestigation

#34457 opened 2 years ago by cch123

cmd/compile: use hashing for switch statementsNeedsInvestigationhelp wanted

#34381 opened 2 years ago by mdempsky

cmd/compile: output a DW_LNE_end_sequence instruction at the end of every function's line table

#34380 opened 2 years ago by jeremyfaller

cmd/link: linker should fail quickly when external link mode is not supportedNeedsFix

#34373 opened 2 years ago by jeremyfaller

runtime: "panic: runtime error: growslice: cap out of range" when creating slice from an unsafe.Pointer in another part of programNeedsInvestigation

#34288 opened 2 years ago by Lomanic

cmd/compile/internal/types: add Type.UniqueString methodNeedsInvestigation

#34250 opened 2 years ago by mdempsky

runtime: futex contention caused by memory allocation in goroutinesNeedsInvestigation

#34231 opened 2 years ago by flxkl

runtime: lock cycle between mheap_.lock and gcSweepBuf.spineLockNeedsInvestigation

#34156 opened 2 years ago by mknyszek

cmd/link: -pluginpath seems to no longer work with go1.13NeedsInvestigation

#34143 opened 2 years ago by e-nikolov

cmd/compile: align formal parameters with actual argument when reporting incorrect number of argumentsFeatureRequestNeedsInvestigation

#34138 opened 2 years ago by tumdum

cmd/compile: optimize conditional pointer assignmentNeedsDecisionPerformance

#34020 opened 2 years ago by marigonzes

cmd/compile: does not check go:writebarrierrec for print functionsNeedsInvestigation

#34014 opened 2 years ago by ianlancetaylor

cmd/compile: taking address of variables in chain breaks optimizationsNeedsInvestigationPerformance

#33972 opened 2 years ago by marigonzes

runtime: testtls ran too long on the android-amd64-emu trybotNeedsInvestigation

#33944 opened 2 years ago by mvdan

runtime: gc exhausts all cpu causing a short delay NeedsInvestigation

#33927 opened 2 years ago by Anteoy

cmd/compile: duplicate error for invalid complex number const conversionNeedsFix

#33921 opened 2 years ago by pestophagous

cmd/link: "readSym out of sync" flakeBuildersNeedsInvestigation

#33863 opened 2 years ago by bcmills

runtime: make `GOMAXPROCS` cfs-aware on `GOOS=linux`NeedsInvestigation

#33803 opened 2 years ago by jcorbin

cmd/link: segmentation fault during mach-o linkingNeedsInvestigationOS-Darwin

#33776 opened 2 years ago by bcmills

runtime: A QEMU signaling fix causes Go binaries to fail on startup.NeedsInvestigation

#33746 opened 2 years ago by joshkunz

cmd/compile: reflected methods have extra wrappingNeedsInvestigation

#33641 opened 2 years ago by seebs

runtime: unexpected fault address runtime.memhash16NeedsInvestigation

#33635 opened 2 years ago by kevinconaway

runtime: netpollWaiters typically not decrementedNeedsInvestigation

#33624 opened 2 years ago by rutsky

cmd/link: panic in (*ld.Link).loadlib on darwin-amd64-10_11 builderNeedsInvestigationOS-Darwin

#33599 opened 2 years ago by bcmills

cmd/compile: mention shadowing of predeclared identifiers in errors they causeNeedsFixhelp wanted

#33567 opened 2 years ago by seebs

cmd/compile: runtime.KeepAlive causes useless extra run-time overhead, even though it is an intrinsic?NeedsDecision

#33442 opened 2 years ago by nsajko

cmd/compile: 'internal compiler error: bvbulkalloc too big' when compiling a file containing a large mapNeedsInvestigation

#33437 opened 2 years ago by mcdee

cmd/compile: review "expected expression" error messagesNeedsInvestigation

#33415 opened 2 years ago by griesemer

cmd/compile: redundant moves and stack variables when function using bits.Add64 is inlinedNeedsInvestigationPerformance

#33349 opened 2 years ago by renthraysk

runtime: use PAGE_NOACCESS in sysReseveNeedsInvestigation

#33327 opened 2 years ago by alexbrainman

cmd/compile: unrolled loop results in extra loads/stores (suboptimal schedule?)NeedsInvestigationPerformance

#33251 opened 2 years ago by jeremyfaller

runtime: GoroutineProfile causes latency spikes in high-goroutine-count applicationNeedsInvestigationPerformance

#33250 opened 2 years ago by dpolansky

cmd/link: showing many ld warnings of "building for macOS, but linking in object file" NeedsInvestigation

#33214 opened 2 years ago by avence12

cmd/compile: malformed DWARF ranges (child not contained in parent)DebuggingNeedsFix

#33188 opened 2 years ago by thanm

runtime: segmentation fault on linux/arm when GODEBUG=sbrk=1NeedsInvestigation

#33159 opened 2 years ago by mischief

cmd/compile: suboptimal code generated for simple integer comparison if-blockNeedsInvestigationPerformance

#33012 opened 2 years ago by tstanev

cmd/compile: superfluous MOV instructionsNeedsInvestigationPerformance

#32969 opened 2 years ago by dsnet

runtime: raising the number of GOMAXPROCS cause oomNeedsInvestigation

#32950 opened 2 years ago by Anteoy

cmd/compile: ineffective branch caused by deferNeedsInvestigation

#32930 opened 2 years ago by marigonzes

cmd/compile: -m output is missing escape informationNeedsInvestigation

#32850 opened 2 years ago by FiloSottile

cmd/compile: handle 64-bit masks better on 32-bit systemsNeedsFix

#32781 opened 2 years ago by rsc

runtime: respect SA_RESETHAND when forwarding to non-Go signal handlerNeedsFix

#32659 opened 2 years ago by jimhuaang

cmd/compile: similar returns not optimizedNeedsFixPerformance

#32554 opened 2 years ago by marigonzes

runtime: allow FreeBSD users to choose between MADV_FREE and MADV_DONTNEEDNeedsInvestigationOS-FreeBSD

#32519 opened 2 years ago by araujobsd

cmd/compile: prove pass unable to eliminate bounds check when a variable is assigned from lenNeedsInvestigationPerformance

#32515 opened 2 years ago by agnivade

cmd/compile: slice hint seems to perform better than loop bound checkNeedsInvestigationPerformance

#32492 opened 2 years ago by agnivade

runtime: performance degradation in high-load long running applicationsNeedsInvestigation

#32398 opened 2 years ago by akaspin

runtime: elided panic goroutine stack trace doesn't print "additional frames elided" since go1.8NeedsInvestigation

#32383 opened 2 years ago by maruel

cmd/compile: prefer to cheaply re-materialize after call site instead of spillingNeedsInvestigationPerformance

#32255 opened 2 years ago by martisch

cmd/link: TestDWARF*/testprog is flaky on darwin/amd64NeedsInvestigationOS-DarwinTesting

#32218 opened 2 years ago by josharian

cmd/compile: unneeded stack checks and stack handlingNeedsInvestigationPerformance

#32197 opened 2 years ago by marigonzes

runtime: optimization to reduce P churnNeedsInvestigationPerformance

#32113 opened 2 years ago by amscanne

cmd/compile: inlining mark elimination is fragileNeedsInvestigation

#32069 opened 2 years ago by josharian

cmd/compile: optimize sparse line numberingNeedsInvestigationToolSpeed

#32046 opened 2 years ago by josharian

runtime: "sweep increased allocation count" on darwin-arm64-corellium builderNeedsInvestigation

#32026 opened 2 years ago by bcmills

runtime: optionally (reliably) avoid netpoller NeedsInvestigation

#32009 opened 2 years ago by tamird

runtime: line-buffer goroutine dump output?NeedsDecision

#32002 opened 2 years ago by bradfitz

cmd/compile: use slicebytetostringtmp in concatenationNeedsFixPerformance

#31993 opened 2 years ago by dvyukov

runtime: no examples for LockOSThread and UnlockOSThreadDocumentationNeedsInvestigationhelp wanted

#31911 opened 2 years ago by msoedov

cmd/compile: suboptimal assembly for a + b + 1NeedsInvestigationPerformance

#31900 opened 2 years ago by josharian

cmd/link: support internal linking for Android and iOSNeedsInvestigationmobile

#31819 opened 2 years ago by eliasnaur

cmd/compile: utf8.DecodeRune should be fast/slow-path inlineableNeedsFixPerformance

#31666 opened 2 years ago by josharian

cmd/compile: detect and optimize slice insertion idiom append(sa, append(sb, sc...)...)NeedsInvestigationPerformance

#31592 opened 2 years ago by go101

cmd/compile: more fine-grained mechanism for escape analysis of assembly functionsNeedsFix

#31525 opened 2 years ago by mdempsky

cmd/compile: run escape analysis on SSA formNeedsInvestigation

#31501 opened 2 years ago by mdempsky

cmd/compile: additional internal debugging support for escape.goNeedsInvestigation

#31489 opened 2 years ago by mdempsky

runtime: ARM uClinux crash with -buildmode=c-archiveNeedsFixhelp wanted

#31378 opened 2 years ago by ooepay

cmd/compile: ssa debug does not regenerate/update ssa.htmlNeedsInvestigation

#31290 opened 2 years ago by cuonglm

cmd/compile: intrinsify math/bits.RotateLeft{32,64} on all architecturesNeedsFixPerformancehelp wanted

#31265 opened 2 years ago by mundaym

runtime: long pauses STW (sweep termination) on massive block allocationNeedsDecision

#31222 opened 2 years ago by un000

cmd/compile: loops compiled differently when using range or indexNeedsInvestigationPerformance

#31205 opened 2 years ago by marigonzes

cmd/compile: add line numbers for function exit paths?DebuggingNeedsInvestigation

#31199 opened 2 years ago by josharian

cmd/compile: unexpected difference in compiled code for returned arrayNeedsInvestigationbinary-size

#31198 opened 2 years ago by marigonzes

cmd/compile, runtime: reduce function prologue overheadNeedsInvestigationPerformance

#31193 opened 2 years ago by aclements

runtime: TestLldbPython failing with 'no intvar'NeedsFixTesting

#31188 opened 2 years ago by josharian

cmd/compile: Optimize three-way string comparisonsNeedsInvestigationPerformance

#31187 opened 2 years ago by ashi009

cmd/compile: internal compiler error: Type.Elem UNSAFEPTRNeedsInvestigation

#31174 opened 2 years ago by kirillDanshin

cmd/compile: keep variable declaration order in debug_infoDebuggingNeedsInvestigation

#31133 opened 2 years ago by dlsniper

runtime: stop single goroutineDebuggingNeedsInvestigation

#31132 opened 2 years ago by dlsniper

cmd/compile: remove unnecessary inline marksNeedsInvestigationPerformance

#31116 opened 2 years ago by marigonzes

cmd/compile: pack structs containing anonymous fields more tightlyNeedsInvestigationPerformance

#31047 opened 2 years ago by josharian

cmd/compile: runtime check for availability of popcount is spammyNeedsInvestigationPerformance

#30946 opened 2 years ago by seebs

cmd/compile: bounds checking for unrolled loops is weirdNeedsInvestigationPerformance

#30945 opened 2 years ago by seebs

cmd/link: "relocation target * not defined" for .syso symbol with LinkMode=externalNeedsInvestigation

#30890 opened 2 years ago by pwaller

cmd/compile: lay out global errors.New results in static dataNeedsFixPerformance

#30820 opened 2 years ago by rsc

cmd/compile: allow ; on the RHS of rewrite rules for side-effectsNeedsFix

#30818 opened 2 years ago by josharian

cmd/compile: add consistency check that local variables are associated with CurfnNeedsInvestigation

#30754 opened 2 years ago by mdempsky

runtime: killed threads do not crash whole processNeedsInvestigation

#30753 opened 2 years ago by bobrik

cmd/compile: investigate wasm sync inliningNeedsInvestigationPerformancearch-wasm

#30605 opened 2 years ago by bradfitz

cmd/compile: provide flags to request just inlining or just escape analysis infoNeedsInvestigation

#30585 opened 2 years ago by josharian

cmd/compile: teach prove about minNeedsFixPerformance

#30584 opened 2 years ago by josharian

cmd/compile: mid-stack inline dispatch functions that call a function on each pathNeedsInvestigationPerformance

#30548 opened 2 years ago by josharian

cmd/compile: unnecessary bounds check for global slicesNeedsInvestigationPerformance

#30529 opened 2 years ago by dsnet

cmd/compile: unnecessary hash/eq functions for global arraysNeedsInvestigationPerformance

#30528 opened 2 years ago by dsnet

cmd/compile: elide call to runtime.growslice with provable capacity availabilityNeedsInvestigationPerformancebinary-size

#30509 opened 2 years ago by dsnet

cmd/compile: clean up recent fix for ginsop2 on ppc64xNeedsFix

#30475 opened 2 years ago by laboger

cmd/compile: unnecessary hash/eq functions for slice literalsNeedsInvestigationToolSpeedbinary-size

#30449 opened 2 years ago by neild

cmd/compile: '_rt0_amd64_windows_lib' is not called when linking with VS2015NeedsInvestigation

#30347 opened 2 years ago by andreas-jonsson

runtime: adopt mesh allocation technique?ExpertNeededFeatureRequestNeedsInvestigation

#30290 opened 2 years ago by stapelberg

runtime: simplify right shift and zero testNeedsFixPerformance

#30272 opened 2 years ago by TuomLarsen

cmd/link: TestDWARF failing under all.bash on OSX 10.13.6NeedsInvestigationOS-Darwin

#30236 opened 2 years ago by timothyham

cmd/compile: assembly generated is bigger than previous versionsNeedsInvestigationPerformance

#30229 opened 2 years ago by marigonzes

cmd/compile: compileSSA takes a long time on very large (generated) functionsNeedsInvestigationToolSpeed

#30077 opened 3 years ago by udhos

cmd/compile: add a README section on developing the compilerDocumentationNeedsInvestigation

#30074 opened 3 years ago by mvdan

cmd/compile: confusing error when using a keyword as package memberNeedsFix

#30039 opened 3 years ago by mvdan

cmd/compile: variable read should not be optimized when using -gcflags="all=-N -l"DebuggingNeedsFix

#29977 opened 3 years ago by dlsniper

runtime: cannot run go.exe on Windows Server 2016NeedsInvestigation

#29885 opened 3 years ago by huangyezuojia

cmd/compile: unnecessary bounds checkNeedsInvestigationPerformancehelp wanted

#29872 opened 3 years ago by marigonzes

runtime: expose morestack (or equivalent) to make calling into JIT'ed code easier (and less hacky)NeedsInvestigation

#29857 opened 3 years ago by twitchyliquid64

cmd/compile: redundant conditional jumpNeedsInvestigationPerformance

#29853 opened 3 years ago by marigonzes

cmd/compile: misleading panic on deferred funcNeedsInvestigation

#29797 opened 3 years ago by dsymonds

cmd/compile: eliminate memory allocation for non-int n in slice extension idiomNeedsFixPerformance

#29785 opened 3 years ago by valyala

cmd/compile: optimize CAS loopsNeedsInvestigationPerformance

#29716 opened 3 years ago by CAFxX

runtime: add way for applications to respond to GC backpressureProposalProposal-Hold

#29696 opened 3 years ago by josharian

cmd/compile: use memmove to initialize non-global static dataNeedsFixPerformance

#29693 opened 3 years ago by josharian

cmd/compile: implement global new(T) without calling newobjectNeedsFixPerformance

#29691 opened 3 years ago by josharian

runtime: unexpected signal on Termux android/arm64NeedsInvestigation

#29623 opened 3 years ago by uudashr

cmd/compile: reuse boxed primitive in slice literals of interfacesNeedsInvestigationPerformance

#29574 opened 3 years ago by dsnet

cmd/compile: many new no-ops as a result of mid-stack inliningNeedsFix

#29571 opened 3 years ago by laboger

cmd/compile: simplify converting a Go function to buildable Go assemblyNeedsDecision

#29538 opened 3 years ago by mvdan

runtime: GDB tests fail on freebsd/arm builderNeedsFixOS-FreeBSDhelp wanted

#29508 opened 3 years ago by bradfitz

runtime: unexpected signal during runtime execution on DebianNeedsInvestigation

#29377 opened 3 years ago by cosmtrek

cmd/compile: make argument size of -S output more accurateNeedsFix

#29334 opened 3 years ago by mmcloughlin

runtime: externally linked programs don't detect deadlocksNeedsFixhelp wanted

#29322 opened 3 years ago by aarzilli

cmd/compile: use bit tests for binary search in type switchesPerformance

#29292 opened 3 years ago by josharian

runtime: Livelock in mallocgcNeedsInvestigation

#29287 opened 3 years ago by ewhamilton

cmd/compile: improve interface dispatch performancePerformance

#29276 opened 3 years ago by robaho

runtime: incorrect constant value for PROCESS_ALL_ACCESSNeedsInvestigationTesting

#29176 opened 3 years ago by Rojuinex

cmd/compile: optimize variables in function calls as equivalent to constant-derived variablesNeedsInvestigationPerformance

#29166 opened 3 years ago by notimesea

cmd/compile: compiler hangs without optimizationsNeedsInvestigationToolSpeed

#29144 opened 3 years ago by csnitker

cmd/link: don't resolve WebAssembly imports at link-timeNeedsDecisionarch-wasm

#29108 opened 3 years ago by PiotrSikora

cmd/compile: better const-based optimizations handling in compiler frontendPerformance

#29095 opened 3 years ago by quasilyte

cmd/compile: specialize variadic functionsPerformance

#29085 opened 3 years ago by josharian

cmd/compile: statictmps can prevent heap objects from being collectedGarbageCollector

#29068 opened 3 years ago by randall77

cmd/compile: minimize morestack calls text footprintNeedsInvestigation

#29067 opened 3 years ago by CAFxX

cmd/link: linking a c-shared archive into a Go program fails on DarwinNeedsInvestigationOS-Darwinhelp wanted

#29061 opened 3 years ago by YoshikiShibata

runtime: potential for self-deadlock in runtime write barriers

#28993 opened 3 years ago by mknyszek

cmd/compile: initialization optimization fails when using -ldflags=-X=VALNeedsFix

#28969 opened 3 years ago by tjamet

cmd/compile: consider teaching prove about unexported integer fieldsPerformance

#28952 opened 3 years ago by mvdan

runtime: godoc crashes consistently with "still in list": OS X Mojave problem?NeedsInvestigation

#28949 opened 3 years ago by robpike

cmd/compile: BCE is better with reslicing than index variablesPerformance

#28942 opened 3 years ago by mvdan

cmd/compile: teach prove about slice expressionsPerformance

#28941 opened 3 years ago by mvdan

cmd/link: shared object constructor functions are not invoked with internal linker and musl libcNeedsInvestigationhelp wanted

#28909 opened 3 years ago by Hollerberg

cmd/compile: fuse constant comparison with division by a constantPerformance

#28861 opened 3 years ago by benshi001

runtime: scheduler work stealing slow for high GOMAXPROCSNeedsInvestigationPerformance

#28808 opened 3 years ago by ChrisHines

cmd/link: wrong c-archive architecture using GNU binutils ar on macOS Mojave 10.14.1NeedsInvestigationhelp wanted

#28796 opened 3 years ago by DemonWav

runtime: types are not garbage collectedNeedsInvestigationPerformance

#28783 opened 3 years ago by rogpeppe

runtime: repeated syscalls inhibit periodic preemptionNeedsInvestigationPerformance

#28701 opened 3 years ago by benesch

cmd/compile: refine calcHasCall's handling of ODIV and OMODNeedsFixSuggested

#28698 opened 3 years ago by josharian

cmd/compile: various low level x86 instruction generation improvementsNeedsInvestigationPerformanceSuggestedhelp wanted

#28671 opened 3 years ago by martisch

cmd/compile: reduce generated algs for compiler created array typesNeedsInvestigationPerformance

#28639 opened 3 years ago by martisch

cmd/compile: thread support for webassemblyFeatureRequestNeedsDecisionarch-wasm

#28631 opened 3 years ago by sleagon

cmd/compile: liveness analysis conservative for compound objectsGarbageCollector

#28626 opened 3 years ago by randall77

runtime: provide access to info about recent GC cyclesProposalProposal-Hold

#28623 opened 3 years ago by prashantv

cmd/compile: can't break on inlined functionNeedsInvestigation

#28603 opened 3 years ago by aclements

cmd/compile: cleanup compiler flag processingNeedsFixSuggested

#28570 opened 3 years ago by griesemer

cmd/link: suspicious use of (*cmd/internal/bio/buf.Reader).SeekNeedsInvestigationhelp wanted

#28556 opened 3 years ago by alandonovan

runtime: unknown pc during parallel benchmarksNeedsInvestigation

#28541 opened 3 years ago by mediocregopher

cmd/compile: the DW_AT_location of the return value is empty when its name is not specifiedDebuggingNeedsFix

#28416 opened 3 years ago by ks888

cmd/compile: provide a more explanatory error message on trying to take the address of an unaddressable value e.g. constants, integer and string literalsNeedsDecision

#28393 opened 3 years ago by deanveloper

runtime: seg fault on Darwin in GC while under debuggerWaitingForInfo

#28373 opened 3 years ago by robaho

cmd/go, cmd/link: use Windows response files for gcc/g++ to avoid arg length limitsNeedsFixhelp wanted

#28372 opened 3 years ago by therecipe

cmd/compile: recognize rand.Intn() is bounded for BCEPerformance

#28314 opened 3 years ago by marigonzes

cmd/compile: "invalid recursive type" should abortNeedsInvestigation

#28294 opened 3 years ago by bep

cmd/compile: feedback-guided optimizationNeedsInvestigationPerformanceumbrella

#28262 opened 3 years ago by josharian

cmd/compile: add column info to export dataNeedsFix

#28259 opened 3 years ago by alandonovan

cmd/link: possible linker bug when using the -T flag to set the text addressNeedsInvestigationhelp wanted

#28257 opened 3 years ago by iansmith

runtime: Interferes with Windows timer frequencyNeedsInvestigationOS-Windows

#28255 opened 3 years ago by stevenh

runtime: segfault during test using -coverpkg and -raceNeedsInvestigationRaceDetector

#28109 opened 3 years ago by gaillard

runtime: arena mapping creates large core files and bad mlockall behaviorNeedsFixPerformance

#28081 opened 3 years ago by randall77

runtime: L2 arena maps are not accounted for in any runtime.MemStats fieldNeedsInvestigation

#28062 opened 3 years ago by siebenmann

runtime: fatal error: found bad pointer in Go heap (incorrect use of unsafe or cgo?) on 386 FreeBSD after CL 138595NeedsInvestigationOS-FreeBSD

#28054 opened 3 years ago by paulzhol

cmd/compile: clearer error message for unkeyed composite literal with unexported fieldNeedsFixhelp wanted

#28053 opened 3 years ago by pjebs