137 Pull requests merged by 57 people

• SVE2: Correcting the naming of AddWidening intrinsics

  #117508 merged Jul 15, 2025

• GetAssemblyModuleList cDAC implementation

  #117452 merged Jul 15, 2025

• [automated] Merge branch 'release/8.0' => 'release/8.0-staging'

  #117672 merged Jul 15, 2025

• [release/8.0-staging] [Test Only] Disable the UTFStringConversionFailures test on CI runs

  #117489 merged Jul 15, 2025

• adding GetPendingReJITID cDAC API

  #117533 merged Jul 15, 2025

• Interpreter P/Invoke support

  #115393 merged Jul 15, 2025

• [PERF] Removed building of musl artifacts from performance related pipelines

  #117628 merged Jul 15, 2025

• Fix intermittent PerformanceCounter test failures due to file access conflicts

  #117619 merged Jul 15, 2025

• Fix regex timeout test by reducing timeout from 10ms to 1ms

  #117617 merged Jul 15, 2025

• Resolve missing Assert.IsType method in RuntimeBinder tests

  #117657 merged Jul 15, 2025

• Avoid reporting incorrect thread context to Watson

  #117522 merged Jul 15, 2025

• [manual] Merge release/8.0-staging into release/8.0

  #117636 merged Jul 15, 2025

• [mono] Fix crash while debugging AOT'ed app.

  #117627 merged Jul 15, 2025

• [manual] Merge release/9.0-staging into release/9.0

  #117634 merged Jul 15, 2025

• [RuntimeAsync] Make JitOptimizeAwait not a release switch.

  #117574 merged Jul 15, 2025

• [EventPipe] End user_events session upon continuation_stream closure

  #117435 merged Jul 15, 2025

• Arm64 SVE: Add mask to nonfaulting loads

  #117606 merged Jul 15, 2025

• Allow SVE mask patterns to be empty

  #117376 merged Jul 15, 2025

• JIT: tolerate missing compile time class handle during assertion prop

  #117631 merged Jul 15, 2025

• Fix ExecutionManager::GetCodeMethodDesc for interpreter

  #117625 merged Jul 15, 2025

• [clr-interp] Implement intrinsics for startup path

  #117263 merged Jul 15, 2025

• [Android] Disable Android CoreCLR emulator tests due to capacity issues

  #117650 merged Jul 15, 2025

• [NativeAOT] Fix floating pointer register unwinding

  #117588 merged Jul 15, 2025

• [RISC-V] Conditional simple operations

  #116581 merged Jul 15, 2025

• Update .slnx files due to recent P2P changes and add sfx.slnx

  #117494 merged Jul 15, 2025

• Address COM interop case involving legacy wCode usage.

  #117596 merged Jul 15, 2025

• JIT: Allow containment of CnsVec under GetElement node with non-const index

  #117562 merged Jul 14, 2025

• Add support for some more simd folding to improve the new IndexOf and related helpers

  #117572 merged Jul 14, 2025

• [release/9.0-staging] Update dependencies from dotnet/sdk

  #117595 merged Jul 14, 2025

• Increase cost of ARR_LENGTH node to match IND(ADD(..,CNS))

  #117531 merged Jul 14, 2025

• [8.0] Revert an earlier change to improve distribute free regions.

  #117543 merged Jul 14, 2025

• JIT: Don't move EH entry block to enable branch reversal during flow opts

  #117618 merged Jul 14, 2025

• SVE2 API for FusedAddHalving and FusedSubtractHalving

  #117609 merged Jul 14, 2025

• [release/9.0-staging] Update dependencies from dotnet/xharness

  #117594 merged Jul 14, 2025

• Fixing performance regression in EventSource

  #117549 merged Jul 14, 2025

• Remove BBF_HAS_NULLCHECK, BBF_HAS_IDX_LEN, BBF_HAS_MD_IDX_LEN

  #117603 merged Jul 14, 2025

• Revert "Disable System.Runtime.InteropServices.JavaScript.Tests on Windows"

  #117600 merged Jul 14, 2025

• Normalize immidates in arm32 add/sub

  #116711 merged Jul 14, 2025

• Support moving continuations to SynchronizationContext/TaskScheduler

  #117314 merged Jul 14, 2025

• Change RhNewString length argument to nint/intptr_t

  #117552 merged Jul 14, 2025

• Update codegen area owners

  #117597 merged Jul 14, 2025

• JIT: Fix removal of intermediate double cast in long->double->float chains

  #117554 merged Jul 14, 2025

• Fix RISC-V JIT build

  #117553 merged Jul 14, 2025

• [release/8.0-staging] Fix few RandomAccess.Write edge case bugs

  #109648 merged Jul 14, 2025

• [H/3] Fix response header tests for H/3

  #117495 merged Jul 14, 2025

• Make ETW rundown operate more effectively with JIT

  #116354 merged Jul 14, 2025

• Fix compiler warning for unreachable code in PAL network interfaces

  #117417 merged Jul 13, 2025

• Fix parsing trace parent in W3CPropagator

  #117530 merged Jul 13, 2025

• [main] Update dependencies from dnceng/internal/dotnet-optimization

  #117580 merged Jul 13, 2025

• Use $NOCANCEL variants of APIs on apple platforms

  #117330 merged Jul 13, 2025

• Misc. illumous build fixes (prereq. for #105403)

  #117023 merged Jul 13, 2025

• Fix illumos compile error in coreclr/runtime/amd64/AllocFast.S

  #117463 merged Jul 13, 2025

• Fix illumos compile error in coreclr/vm/appdomain.hpp

  #117462 merged Jul 13, 2025

• [main] Source code updates from dotnet/dotnet

  #117576 merged Jul 13, 2025

• Adding proper exiting and cleanup logic for singlefile createdump

  #117286 merged Jul 12, 2025

• Protect against ODE when accessing configuration providers

  #117551 merged Jul 12, 2025

• adding GetDomainFromContext cDAC API

  #117517 merged Jul 11, 2025

• ML-DSA Sign/VerifyPreHash

  #117414 merged Jul 11, 2025

• Fix TryInvokeICustomQueryInterface exception handling

  #117518 merged Jul 11, 2025

• Add acquire barrier to populate bit reading

  #117523 merged Jul 11, 2025

• Fix installing developer certificate in wasm Helix runs

  #117526 merged Jul 11, 2025

• [release/8.0] Fix BigInteger.Rotate{Left,Right} for backport

  #112992 merged Jul 11, 2025

• [automated] Merge branch 'release/8.0' => 'release/8.0-staging'

  #117482 merged Jul 11, 2025

• [automated] Merge branch 'release/9.0' => 'release/9.0-staging'

  #117471 merged Jul 11, 2025

• Localized file check-in by OneLocBuild Task: Build definition ID 679: Build ID 2747820

  #115228 merged Jul 11, 2025

• Do not return from CTRL_SHUTDOWN_EVENT

  #116652 merged Jul 11, 2025

• JIT: fix regressions from inlining policy change

  #117492 merged Jul 11, 2025

• [main] Source code updates from dotnet/dotnet

  #117532 merged Jul 11, 2025

• Remove dependency on System.Security.Cryptography.Native.OpenSsl in QUIC

  #117472 merged Jul 11, 2025

• Allow NecessaryTypeSymbol in generic dictionaries

  #117315 merged Jul 11, 2025

• [release/9.0-staging] Fix few RandomAccess.Write edge case bugs

  #109646 merged Jul 11, 2025

• Fix handling of top-level nullable type schema generation.

  #117503 merged Jul 11, 2025

• [release/9.0-staging][mono][gc] Fix gc descriptor computation for InlineArray structs

  #116951 merged Jul 11, 2025

• Delete CanonicalEETypeNode

  #117456 merged Jul 11, 2025

• [mono][interp] implement interp bitcast intrinsics

  #115443 merged Jul 11, 2025

• Run host tests on osx_arm64

  #117434 merged Jul 11, 2025

• [release/9.0-staging] Fix ordering issue in interface trimming

  #114509 merged Jul 11, 2025

• Fix WebSocket test causing assert

  #117507 merged Jul 11, 2025

• Use python from the emsdk package when building browser target

  #117513 merged Jul 10, 2025

• [release/8.0-staging] Update dependencies from dotnet/arcade

  #116534 merged Jul 10, 2025

• [release/8.0-staging] [Test Only]Address failures for Import_IterationCountLimitExceeded_ThrowsInAllottedTime

  #116439 merged Jul 10, 2025

• JIT: Enable more containment optimizations in Tier0

  #117512 merged Jul 10, 2025

• [mono][interp] Fix alignment for simd args

  #117476 merged Jul 10, 2025

• [release/9.0-staging] Fix ILogB for subnormal values

  #116973 merged Jul 10, 2025

• Enable DOTNET_ThreadGuardPages opt-in config setting on 32-bit

  #117466 merged Jul 10, 2025

• Make append_path in host utils a simple concatenation

  #117392 merged Jul 10, 2025

• Documentation consistency for PQC types

  #117323 merged Jul 10, 2025

• [release/8.0] Delete s390x and ppc64le helix queues

  #117488 merged Jul 10, 2025

• More ILLink formatting fixes

  #117396 merged Jul 10, 2025

• arm64: Add Sve2 Subtract functions

  #117318 merged Jul 10, 2025

• [mono][interp] Always sign extend small integers to native integer when returning to compiled code

  #117336 merged Jul 10, 2025

• JIT: Tolerate underflow when reducing flow into ex-successor of folded condition

  #117481 merged Jul 10, 2025

• [RISC-V] Use auipc for code addresses in INS_OPTS_{RL,RC,JALR}

  #116780 merged Jul 10, 2025

• [main] Source code updates from dotnet/dotnet

  #117450 merged Jul 10, 2025

• Ensure proper InterpThreadContext initialization

  #117479 merged Jul 10, 2025

• Walk compressed IL -> Native map for EventTrace and stacktrace symbolication scenarios

  #116031 merged Jul 10, 2025

• [NativeAOT] Split ExternSymbolNode into two types for data and functions

  #117346 merged Jul 10, 2025

• Scaffolding for CoreCLR interpreter intrinsics

  #116769 merged Jul 10, 2025

• JIT: Fix isEmbeddedMaskingCompatible logic

  #117485 merged Jul 10, 2025

• try enabling ALCTest in GCStress again.

  #117388 merged Jul 10, 2025

• Fix using right configuration provider order when getting configuration value

  #117474 merged Jul 10, 2025

• Add CreateNewProcessGroup to ProcessStartInfo

  #117105 merged Jul 10, 2025

• ILCompiler.Reflection.ReadyToRun encapsulate image state

  #117446 merged Jul 10, 2025

• Implement trimming support for the Interop Type Map

  #116555 merged Jul 9, 2025

• Fix GetCallerSPOfParentOfNonExceptionallyInvokedFunclet

  #117477 merged Jul 9, 2025

• [release/8.0] Update dependencies from dotnet/emsdk

  #116552 merged Jul 9, 2025

• Use ProjectReferences in libs shared framework source projects

  #116772 merged Jul 9, 2025

• [release/8.0-staging] Update dependencies from dotnet/xharness

  #116532 merged Jul 9, 2025

• Use the NativeBinary property instead of reconstructing the path in NativeAOT target

  #117294 merged Jul 9, 2025

• Add "AllSubsets" option for runtime so that all projects can be restored

  #117374 merged Jul 9, 2025

• Enable feature stubprecode dynamic helpers again

  #115746 merged Jul 9, 2025

• Ensure profiler test output is flushed

  #117407 merged Jul 9, 2025

• [automated] Merge branch 'release/8.0' => 'release/8.0-staging'

  #117311 merged Jul 9, 2025

• arm64: Remove duplicate Sve2 xor tests

  #117457 merged Jul 9, 2025

• Run interpreter pipeline on a schedule

  #117443 merged Jul 9, 2025

• Merging internal commits for release/9.0

  #117442 merged Jul 9, 2025

• Merging internal commits for release/8.0

  #117440 merged Jul 9, 2025

• Clean up ILLink validation logic

  #117449 merged Jul 9, 2025

• Add (commented) test case that crashes LibraryImportGenerator

  #117447 merged Jul 9, 2025

• [main] Update dependencies from dotnet/xharness

  #116907 merged Jul 9, 2025

• [cDAC] Remove native components

  #117024 merged Jul 9, 2025

• Replace dangerous characters in response headers

  #117290 merged Jul 9, 2025

• [main] Update dependencies from dnceng/internal/dotnet-optimization

  #116426 merged Jul 9, 2025

• Mark GCBridge test as GC-stress incompatible

  #117386 merged Jul 9, 2025

• [release/8.0-staging] Harden Ping_TimedOut_* tests

  #116631 merged Jul 9, 2025

• [release/9.0-staging] Harden Ping_TimedOut_* tests

  #116630 merged Jul 9, 2025

• [release/9.0-staging][wbt] Prevent InvalidOperationException on TestOutputHelper logging.

  #116916 merged Jul 9, 2025

• [H/3] Fix large header tests

  #117412 merged Jul 9, 2025

• [NET] Fix calling non-validating ctor

  #117415 merged Jul 9, 2025

• Try re-enabling the issue #109309 tests

  #117400 merged Jul 9, 2025

• Add tests for assigning dataflow values to generic parameters through MakeGenericType

  #106832 merged Jul 9, 2025

• Remove orphaned limitations.md file and fix broken link in NativeAOT docs

  #117390 merged Jul 9, 2025

• Refactor emitInsSizeSVCalcDisp to more closely match the emitOutputSV checks

  #117430 merged Jul 9, 2025

• Add InlinedCallFrame support for the interpreter take 2

  #117432 merged Jul 9, 2025

• Make dn_simdhash OOM safe

  #117059 merged Jul 9, 2025

• Add reference equality to unrolled string/span equality against constant strings

  #117431 merged Jul 9, 2025

• [automated] Merge branch 'release/9.0' => 'release/9.0-staging'

  #117296 merged Jul 9, 2025

67 Pull requests opened by 41 people

• [HTTP] [NO-MERGE] Investigating CI test failure

  #117458 opened Jul 9, 2025

• Report folded method bodies in the MSTAT file

  #117459 opened Jul 9, 2025

• Update global.json

  #117460 opened Jul 9, 2025

• [RISC-V] Single bit checks

  #117461 opened Jul 9, 2025

• Fix illumos compile errors in coreclr/tools/superpmi/mcs/verbmerge.cpp

  #117464 opened Jul 9, 2025

• Stop building System.Security.Cryptography.Native.OpenSsl on macOS

  #117465 opened Jul 9, 2025

• Fix LibraryImportGenerator crash with malformed CollectionMarshaller and ElementMarshaller

  #117467 opened Jul 9, 2025

• Box value types implementing `IXmlSerializable` in `XmlSerializer` generated IL

  #117473 opened Jul 9, 2025

• update R2R NativeFormat docs

  #117487 opened Jul 10, 2025

• Limit expansion in `TemplateConstructableTypes`

  #117502 opened Jul 10, 2025

• Fold ARR_LENGTH to CNS with live assertions

  #117505 opened Jul 10, 2025

• Update area-owners.md

  #117511 opened Jul 10, 2025

• Avoid populating shared patch bypass buffer after initial creation

  #117514 opened Jul 10, 2025

• GetAppDomainList cDAC implementation

  #117515 opened Jul 10, 2025

• Fix DirectoryInfo.CreateSubdirectory for root directories

  #117519 opened Jul 10, 2025

• Add `MethodTable.ForCastingOf<T>` intrinsic

  #117536 opened Jul 11, 2025

• Make it possible to order methods by specifying symbolic names

  #117537 opened Jul 11, 2025

• [HTTP Telemetry] Prioritize Host header when emitting `server.address`

  #117540 opened Jul 11, 2025

• [Android] InvariantGlobalization support for CoreCLR Android builds

  #117542 opened Jul 11, 2025

• Simplify collection enumerators

  #117563 opened Jul 11, 2025

• JIT: Move remaining xarch floating->integral cast implementation to lowering

  #117571 opened Jul 12, 2025

• Disallow inline arrays with explicit size

  #117578 opened Jul 13, 2025

• Inline CORINFO_HELP_ARRADDR_ST helper call, remove WriteBarrier FCall

  #117583 opened Jul 13, 2025

• System.Reflection.CustomAttributeFormatException thrown on a retrieval of derived attribute with overridden property getter

  #117584 opened Jul 13, 2025

• [mono][browser] Enable failing tests in smoke tests

  #117585 opened Jul 13, 2025

• Adding GetTLSIndex cDAC implementation

  #117587 opened Jul 13, 2025

• [main] Source code updates from dotnet/dotnet

  #117590 opened Jul 14, 2025

• [main] Update dependencies from dotnet/xharness

  #117593 opened Jul 14, 2025

• Fix the isEmbeddedMaskingCompatible checks

  #117607 opened Jul 14, 2025

• [interp] Some cleanups and fixes for CLR interpreter

  #117610 opened Jul 14, 2025

• Unify certificate validation code on OSX between SslStream and QuicConnection

  #117611 opened Jul 14, 2025

• Support HashML-DSA on Windows

  #117613 opened Jul 14, 2025

• adding GetOtherNotificationFlags cDAC API

  #117616 opened Jul 14, 2025

• Change unhandled exception detection

  #117620 opened Jul 14, 2025

• Fixed typos in header comment of TimeSpan.cs

  #117621 opened Jul 14, 2025

• JIT: Allow more containment opts in Tier0

  #117622 opened Jul 14, 2025

• Add CompilerLoweringPreserve to DynamicallyAccessedMembers

  #117624 opened Jul 14, 2025

• Use python from package in mono AOT cross build as well on browser/wasm

  #117626 opened Jul 14, 2025

• Fix handling of late-discovered atomic lazy loops in compiler / source generator

  #117629 opened Jul 14, 2025

• Fix metric tests timeout issue

  #117630 opened Jul 14, 2025

• Correctly restore floating point context on x86 interop step-in scenarios

  #117632 opened Jul 14, 2025

• adding GetAppDomainStoreData cDAC API

  #117633 opened Jul 14, 2025

• Port the Shared Mutex logic from CoreCLR PAL to work alongside the managed wait subsystem

  #117635 opened Jul 14, 2025

• Allow caching IDynamicInterfaceCastable results

  #117646 opened Jul 15, 2025

• Remove IsWatchOS checks for consistency

  #117653 opened Jul 15, 2025

• Default Http3Support to false on native AOT

  #117655 opened Jul 15, 2025

• Implement various SVE2 Multiply Instructions

  #117660 opened Jul 15, 2025

• Fix interpreter passing managed "this" in presence of return buffer

  #117661 opened Jul 15, 2025

• JIT: Preparatory refactoring to support multiple defs per single node

  #117662 opened Jul 15, 2025

• Properly dispose intermediate certificates in SslStream

  #117667 opened Jul 15, 2025

• [clr-interp] Add support for Vector64 and Vector128 return/argument types in interpreter stubs

  #117668 opened Jul 15, 2025

• [automated] Merge branch 'release/9.0' => 'release/9.0-staging'

  #117671 opened Jul 15, 2025

• Carry ExtractMostSignificantBits through to LIR and add constant folding support

  #117673 opened Jul 15, 2025

• Make Pkcs12LoaderLimits.AllowDuplicateAttributes public

  #117674 opened Jul 15, 2025

• Fix passing class handle to RuntimeTypeHandle.GetRuntimeTypeFromHandle for synchronized methods

  #117675 opened Jul 15, 2025

• [mono][aot] Prevent localloc in a loop during constrained gsharedvt calls

  #117679 opened Jul 15, 2025

• Do not send DB_IPCE_LOAD_ASSEMBLY event

  #117680 opened Jul 15, 2025

• Adding GetMethodTableFieldData cDAC API

  #117684 opened Jul 15, 2025

• Move MethodContextReader to use the minipal mutex

  #117685 opened Jul 15, 2025

• [EventPipe][UserEvents] Deduplicate EventPipeEvent Metadata emission

  #117686 opened Jul 15, 2025

• Bump ML-KEM test vectors

  #117687 opened Jul 15, 2025

• Delete unused corpublish support and multi appdomain support in the debugger

  #117688 opened Jul 15, 2025

• Convert CoreCLR classic debug logging to use the minipal mutex

  #117689 opened Jul 15, 2025

• Respect `ISupportErrorInfo` for `HRESULT` to `Exception` throwing conversion

  #117690 opened Jul 15, 2025

• Fix NativeAOT COM custom query interface exceptioon handling

  #117691 opened Jul 15, 2025

• JIT: Mark throw blocks with heuristic-derived weights as rarely run during morph

  #117692 opened Jul 15, 2025

• Update AzureLinux 3 configuration to run more aggressively.

  #117693 opened Jul 16, 2025

205 Issues closed by 58 people

• inject code to method before JIT - Add feature Like Java ClassFileTransformer

  #12368 closed Jul 15, 2025

• Multiple paths for a .NET 9+ app show the original path when starting from a substituted drive.

  #117640 closed Jul 15, 2025

• feature: ildasm new flag to preserve ldstr raw string values

  #117570 closed Jul 15, 2025

• [.NET 8.0] LibraryImportGenerator.Test timeout in 8.0 release runs

  #117480 closed Jul 15, 2025

• Linux diagnostic socket name gets truncated when TMPDIR is too long

  #111165 closed Jul 15, 2025

• CoreCLR clretwallmain.h contains DotNETRuntimeMonoProfiler events

  #91687 closed Jul 15, 2025

• Listening to event counters make full events to be written to the EventPipe

  #112415 closed Jul 15, 2025

• Event Tracing for TransactionScope does not work.

  #109101 closed Jul 15, 2025

• System.Data.Common.Tests Assert failure on Linx x64 CI test run

  #108070 closed Jul 15, 2025

• Test failure: System.Diagnostics.Tests.PerformanceCounterTests.PerformanceCounter_IncrementBy_IncrementByReadOnly

  #105925 closed Jul 15, 2025

• System.Text.RegularExpressions.Tests.RegexMatchTests.Match_TestThatTimeoutHappens fails by not timing out

  #117111 closed Jul 15, 2025

• End of year 2024 repo health check

  #110456 closed Jul 15, 2025

• RuntimeBinder tests fail finding `IsType` method

  #117565 closed Jul 15, 2025

• EEPolicy::HandleFatalError calls RaiseFailFastException with invalid context

  #111182 closed Jul 15, 2025

• Unwind info not published in growable function tables

  #57962 closed Jul 15, 2025

• [RuntimeAsync] Remove JitOptimizeAwait knob (or make checked), eventually.

  #115264 closed Jul 15, 2025

• [API Proposal]: ARM64 SVE: LoadVectorNonFaulting APIs require a mask due to FFR

  #108234 closed Jul 15, 2025

• TypeSystem: Support ref structs within generics

  #65112 closed Jul 15, 2025

• Sve: Assertion failed 'finalOne > 0' in 'TestClass:Method0():this' during 'Importation'

  #116888 closed Jul 15, 2025

• AV while running `System.Security.Cryptography.Pkcs.Tests` with JitStress on linux-arm

  #117369 closed Jul 15, 2025

• ARM64-SVE: Support assembly check for SVE APIs while testing

  #109644 closed Jul 15, 2025

• [mono] regressions\115178 failing

  #117656 closed Jul 15, 2025

• Build android-x64 Release AllSubsets_CoreCLR timeouts

  #117615 closed Jul 15, 2025

• TimeSpan overflowed because the duration is too long.

  #116276 closed Jul 15, 2025

• Coreclr - Add the ability to include or exclude test metadata during test build time

  #33072 closed Jul 15, 2025

• System.Text.Json source generator does not handle collision of nested classes

  #117649 closed Jul 15, 2025

• [dotnet-sdk-10.0.100-preview.7.25351.101] EventStore app launch failed with error "Invalid Configuration: A certificate is required unless insecure mode (--insecure) is set"

  #117262 closed Jul 15, 2025

• >15,000 redundant and duplicate procedures generated in AOT binary

  #113955 closed Jul 15, 2025

• Title: NullReferenceException in ComInterop.ExcepInfo when GetExceptionForHR returns null

  #117568 closed Jul 15, 2025

• [API Proposal]: static NotImplementedException throw helper.

  #111113 closed Jul 14, 2025

• With Faster Exceptions, exceptions thrown in some out-of-process COM calls raise AppDomain.CurrentDomain.UnhandledException

  #113367 closed Jul 14, 2025

• [mono] Simplify runtime assembly representation/remove MonoImage/MonoAssembly split

  #41569 closed Jul 14, 2025

• Assertion failed 'block->bbTryIndex == blockTryIndex[block->bbNum]' in 'System.Collections.Immutable.Tests.ImmutableArrayTest

  #117581 closed Jul 14, 2025

• [Context7] Exclude language proposals documentation

  #117598 closed Jul 14, 2025

• [API Proposal]: New overrides for string.Replace()

  #110912 closed Jul 14, 2025

• [API Proposal]: `Enum.GetCount`

  #110914 closed Jul 14, 2025

• [API Proposal]: Add some Memory API to do tricky mappings

  #110984 closed Jul 14, 2025

• Deadlock under debugger

  #113373 closed Jul 14, 2025

• [API Proposal]: ExactSizeMemoryPool<T> to rent out IMemoryOwner<T> with exact sizes

  #111203 closed Jul 14, 2025

• Warning not provided for obsolete method ReadOnlySpan.Equals

  #111166 closed Jul 14, 2025

• [API Proposal]: Please add a new enum-sugar

  #113773 closed Jul 14, 2025

• Eliminate conditional on calls to variants of BinaryPrimative.TryWriteXXX

  #112570 closed Jul 14, 2025

• Request for a Lightweight .NET-Only IDE (Non-GUI Focused)

  #117592 closed Jul 14, 2025

• [API Proposal]: provide igp+npu access from dotnet

  #111550 closed Jul 14, 2025

• Running `dotnet test` in first tab of the command line program is slower than running in the second tab

  #114000 closed Jul 14, 2025

• Parallel.For code with native / unmanaged memory (span, ref, ref struct)

  #114045 closed Jul 14, 2025

• Test failure: System.Diagnostics.Tests.PerformanceCounterCategoryTests.PerformanceCounterCategory_CategoryType_MultiInstance

  #109497 closed Jul 14, 2025

• Test failure: System.Diagnostics.Tests.PerformanceCounterCategoryTests.PerformanceCounterCategory_GetCounters

  #109942 closed Jul 14, 2025

• Test failure: System.ConfigurationTests.ConfigurationPathTests.CustomAppConfigIsUsedWhenSpecifiedAsAbsolutePath

  #115711 closed Jul 14, 2025

• Test failure: Microsoft.Extensions.Hosting.Tests.HostApplicationBuilderTests.BuildFiresEvents

  #115714 closed Jul 14, 2025

• [Perf] Windows/x64: 6 Regressions in Perf_Vector on 6/20/2024 7:04:47 AM

  #103971 closed Jul 14, 2025

• Add a possibility to detect that given code is running using Mono Runtime

  #49358 closed Jul 14, 2025

• [Perf] Regressions in System.Tests.Perf_String.Split

  #51259 closed Jul 14, 2025

• browser-wasm windows Debug AllSubsets_CoreCLR builds failing in emcc seemingly unrelated to any code issues

  #116647 closed Jul 14, 2025

• Occasional failure in "browser-wasm windows Release LibraryTests: Build Product"

  #116671 closed Jul 14, 2025

• [8.0] Microsoft.Extensions.Hosting.Internal.HostTests.HostStopAsyncUsesDefaultTimeoutIfGivenTokenDoesNotFire [FAIL]

  #116753 closed Jul 14, 2025

• [API Proposal]: System.String.RSplit

  #109583 closed Jul 14, 2025

• [Perf] Linux/x64: 1 Regression on 10/14/2024 10:37:27 PM

  #109124 closed Jul 14, 2025

• [Perf] Linux/arm64: 1 Regression on 6/24/2025 4:27:48 PM +00:00

  #117058 closed Jul 14, 2025

• [API Proposal]: TimeProviderServiceCollectionExtensions

  #117235 closed Jul 14, 2025

• System.UnauthorizedAccessException in System.Diagnostics.PerformanceCounter.Tests

  #117117 closed Jul 14, 2025

• Microsoft.Extensions.Hosting.Internal.HostTests.HostStopAsyncCanBeCancelledEarly [FAIL]

  #117225 closed Jul 14, 2025

• [Perf] Linux/x64: 7 Regressions on 6/27/2025 11:05:34 AM +00:00

  #117203 closed Jul 14, 2025

• DllNotFoundException after .NET 5 in-place update

  #60144 closed Jul 14, 2025

• DOTNET_DbgEnableMiniDump is set and the createdump binary does not exist

  #108202 closed Jul 14, 2025

• JIT struct work planned for .NET 10

  #109635 closed Jul 14, 2025

• [API Proposal]: The Configuration Binding Generator should be able to understand different common formats of boolean values

  #117589 closed Jul 14, 2025

• .NET 10 fails on alpine:3.14: `_ZSt28__throw_bad_array_new_lengthv: symbol not found`

  #117608 closed Jul 14, 2025

• How to get Common System Hardware information across platforms

  #22948 closed Jul 14, 2025

• string.Format returns different results on Windows vs. Linux

  #117602 closed Jul 14, 2025

• [Android] baseservices/exceptions/unhandled/unhandled/unhandled.sh failed

  #92723 closed Jul 14, 2025

• [Mono][Android][arm32]Intrinsic test crashed when running on Android arm32

  #53633 closed Jul 14, 2025

• [ios] Investigate increase in MAUI iOS sample app package size

  #110746 closed Jul 14, 2025

• System.Runtime.Tests.WorkItemExecution "crash" on tvOS

  #106319 closed Jul 14, 2025

• [Perf] Linux/x64: 1 Regression on 7/2/2025 9:07:52 AM +00:00

  #117424 closed Jul 14, 2025

• RISC-V JIT build failing due to signed/unsigned comparison

  #117550 closed Jul 14, 2025

• [RISC-V] superpmi-replay build failing due to signed/unsigned mismatch in emitriscv64

  #117586 closed Jul 14, 2025

• CI failure in System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientHandler_MaxResponseHeadersLength_Http3.ThresholdExceeded_ThrowsException

  #117484 closed Jul 14, 2025

• API for performing framework checks at runtime

  #20752 closed Jul 14, 2025

• Very Long JIT Times During ETW Rundown

  #102858 closed Jul 14, 2025

• System.Boolean is not Defined or Imported System.private.CoreLib.dll

  #117575 closed Jul 13, 2025

• W3CPropagator rejects versions in which either digit is f

  #117500 closed Jul 13, 2025

• `foreach` over a `List<T>` can be lowered like an Array

  #117582 closed Jul 13, 2025

• Consider using `$NOCANCEL` versions of `open` and `close` on OSX-like platforms

  #117299 closed Jul 13, 2025

• ILC Compile errors during publishing

  #105947 closed Jul 13, 2025

• WASM - Dev certificate error on Windows

  #116695 closed Jul 13, 2025

• Cannot Send to a broadcastable socket on iOS 17 device

  #106588 closed Jul 13, 2025

• Possible exception handling sequence error in the runtime

  #117559 closed Jul 12, 2025

• malformed uint.TryParse docs

  #115715 closed Jul 12, 2025

• Cannot reading certificates from MAUI App on Mac OS

  #100133 closed Jul 12, 2025

• Proposal: Folding generic methods in NativeAOT

  #117564 closed Jul 12, 2025

• X25519 should be consistently supported where possible

  #42312 closed Jul 12, 2025

• Fix regression which could cause ODE during configuration binding

  #117491 closed Jul 12, 2025

• C# Math.Pow(-1, 2) doesn't output correct value on Windows 11 Insider Preview, Canary channel (27881.1000)

  #117233 closed Jul 12, 2025

• ExecutionEngineException on using step into while debugging

  #95417 closed Jul 11, 2025

• Test failure: profiler/transitions/transitions/transitions.cmd

  #114608 closed Jul 11, 2025

• Managed exception handling misses an `EX_TRY/EX_CATCH_HRESULT` handler

  #117393 closed Jul 11, 2025

• Segfault in minipal_resolve_dllimport

  #112565 closed Jul 11, 2025

• IHostedService.StopAsync not invoked with `8.0-windowsservercore-ltsc2019` image

  #115206 closed Jul 11, 2025

• Usage of SocketsHttpHandler has runtime exceptions with AOT/LLVM compilation on net8.0-android

  #111866 closed Jul 11, 2025

• [release/8.0-staging][Android] Failing to install runtime tests on Android x64 emulators

  #110858 closed Jul 11, 2025

• ilverify - should only include output from specified dlls

  #117527 closed Jul 11, 2025

• [JsonSchemaExporter] TreatNullObliviousAsNonNullable incorrectly applies to Nullable<T> types

  #117493 closed Jul 11, 2025

• memory reported by lldb does not match memory reported by `top`

  #10093 closed Jul 11, 2025

• [iOS] System.PlatformNotSupportedException: The PKCS#12 Exportable flag is not supported on this platform.

  #117293 closed Jul 11, 2025

• Component dependency resolution on self-contained apps

  #3660 closed Jul 10, 2025

• Single-file: Add support to generate a bundle with a specific ID

  #3596 closed Jul 10, 2025

• ILLink should build type info after custom steps run for a type

  #104266 closed Jul 10, 2025

• interpreter causes crash when using GKMeshGraph

  #110644 closed Jul 10, 2025

• [mono] interpreter doesn't extend smaller integer values to register size upon return for arm64

  #110649 closed Jul 10, 2025

• [Mono] An unexpected System.OutOfMemoryException occurred in AOT-interpreter mode

  #115859 closed Jul 10, 2025

• JIT: Assertion failed 'fgProfileWeightsEqual(alternateNewWeight, 0.0)' during RBO under PGO/OSR stress

  #117371 closed Jul 10, 2025

• ExInfo::GetCallerSPOfParentOfNonExceptionallyInvokedFunclet not working for interpreted frames

  #117387 closed Jul 10, 2025

• Source-Build linux-x64 CI leg failing to create Microsoft.DotNet.Cdac.Transport nuget

  #117413 closed Jul 10, 2025

• Enhance _lambda_expressions_ inference to support poor-developer's union types

  #117497 closed Jul 10, 2025

• Support `AesGcm` and `ChaCha20Poly1305` on iOS and tvOS.

  #117490 closed Jul 10, 2025

• Random crash in native aot runtime code on win-x86

  #107506 closed Jul 10, 2025

• [mono] android crash libmonosgen-2.0.so!mono_class_init_internal [class-init.c : 3014 + 0x8]

  #109443 closed Jul 10, 2025

• [mono][android][crash] inflated_method_equal [class.c : 1136]

  #109542 closed Jul 10, 2025

• Bug Report: Critical BigInteger Calculation Failure in .NET Environment

  #117483 closed Jul 10, 2025

• [dotnet-sdk-10.0.100-preview.7.25351.101] The SANDWITCH app failed to load data due to a 401 Unauthorized error.

  #117445 closed Jul 10, 2025

• Configuration Manager takes providers priority differently

  #117469 closed Jul 10, 2025

• [dotnet-sdk-10.0.100-preview.7.25351.101] MVCBlog failed to register the account with error "SocketException: No such host is known"

  #117444 closed Jul 10, 2025

• [API Proposal]: Add API to gracefully terminate process

  #109432 closed Jul 10, 2025

• Add CreateNewProcessGroup to ProcessStartInfo

  #44944 closed Jul 10, 2025

• Interop Type Mapping

  #110691 closed Jul 9, 2025

• corehost build doesn't seem to be properly incremental

  #82000 closed Jul 9, 2025

• Add "AllSubsets" option for runtime so that all projects can be restored

  #116016 closed Jul 9, 2025

• Intermittent test crash on linux arm64 caused by FEATURE_STUBPRECODE_DYNAMIC_HELPERS

  #113810 closed Jul 9, 2025

• Dll search path sequence changed in dotnet 9 if we use symlink to a exe.

  #112346 closed Jul 9, 2025

• [Perf] Linux/arm64: 2 Regressions on 5/19/2025 8:58:33 PM +00:00

  #115903 closed Jul 9, 2025

• [Perf] Linux/x64: 1 Regression on 7/2/2025 9:07:52 AM +00:00

  #117426 closed Jul 9, 2025

• SocketsHttpHandler should replace received new lines in headers with spaces

  #116688 closed Jul 9, 2025

• [area-Tools-ILLink]: Failed on .NET MAUI CI for macOS build: Fatal error in IL Linker

  #108617 closed Jul 9, 2025

• Test failure: Interop/GCBridge/BridgeTest/BridgeTest.cmd

  #117356 closed Jul 9, 2025

• [mono] android crash : monoeg_g_hash_table_insert_replace [ghashtable.c : 243]

  #113197 closed Jul 9, 2025

• [mono][Perf] URI-related regressions on Mono: 12 Regressions on 9/10/2024 8:39:38 AM

  #107910 closed Jul 9, 2025

• System.Diagnostics.DiagnosticSource: No version for 9.0.7

  #117433 closed Jul 9, 2025

• SocketsHttpHandler_HttpClientHandler_MaxResponseHeadersLength_Http3.LargeSingleHeader_ThrowsException failing

  #117015 closed Jul 9, 2025

• AOT compile aot-instances.dll, the AOT compiler exited with code 139.

  #109966 closed Jul 9, 2025

• ObjectDisposedException missing constructor with all: objectName, message, innerException

  #1210 closed Jul 9, 2025

• [Perf] Windows/x64: 2 Regressions on 3/21/2025 1:02:12 AM +00:00

  #113933 closed Jul 9, 2025

• .NET 9: Android application crashes in release mode with Skiasharp

  #104397 closed Jul 9, 2025

• [apple-mobile][infra] Validate possibility of updating runtime queues from XCode 14 to 15 and iOS/tvOS 16 to 17

  #106650 closed Jul 9, 2025

• [Android] Runtime sample app and test crash with OpenJDK 21

  #102714 closed Jul 9, 2025

• [Android][infra] Increase the Android test coverage across different OS versions

  #102555 closed Jul 9, 2025

• [API Proposal]: MinSafeInteger and MaxSafeInteger constants for System.Single and System.Double

  #108055 closed Jul 9, 2025

• [API Proposal]: Decimal.GetBits overload without required array or span creation

  #110713 closed Jul 9, 2025

• [Perf] Linux/x64: 1 Regression on 5/12/2025 11:29:01 PM +00:00

  #115790 closed Jul 9, 2025

• [Perf] Linux/arm64: 2 Numerics Regressions on 5/12/2025 11:29:01 PM +00:00

  #115619 closed Jul 9, 2025

• [API Proposal]: Implement Linq Sum for System.Numerics.Vectors

  #114456 closed Jul 9, 2025

• Speed improvements for Maths.Abs() on integers

  #113651 closed Jul 9, 2025

• [Perf] Windows/x64: 3 Regressions on 3/8/2025 12:17:48 AM +00:00

  #113378 closed Jul 9, 2025

• [Perf] Windows/x64: Perf_BinaryIntegerTensorPrimitives Regressions on 2/27/2025 6:42:04 PM +00:00

  #113133 closed Jul 9, 2025

• [Perf] Windows/x64: Decimal Regressions on 2/3/2025 6:32:46 PM +00:00

  #112432 closed Jul 9, 2025

• [API Proposal]: `NumberStyles.OctalNumber`

  #107306 closed Jul 9, 2025

• TensorPrimitives does not exploit its full potential

  #101326 closed Jul 9, 2025

• Add standard numeric format for octal integers

  #98618 closed Jul 9, 2025

• CA1857: hundred or thousands of build warnings from System.Runtime.Intrinsics.X86 on updating from .NET 7.0 to 8.0

  #95289 closed Jul 9, 2025

• Very slow in those type of calcs

  #92184 closed Jul 9, 2025

• [API Proposal]: Vector2, Vector3, Vector4 deconstruction and reconstruction

  #90795 closed Jul 9, 2025

• System.Runtime.Numerics.Tests.WorkItemExecution failure terminate the process because of out of memory

  #90439 closed Jul 9, 2025

• [Perf] Windows/x64: 20 Regressions on 7/12/2023 7:15:00 AM

  #89103 closed Jul 9, 2025

• [API Proposal]: Composing and decomposing integers from/to smaller sizes

  #87954 closed Jul 9, 2025

• [API Proposal]: Allow Leading Unicode Whitespace in NumberStyles

  #86834 closed Jul 9, 2025

• INumber<T>.Create(out bool successful), [area-System.Numerics]

  #81016 closed Jul 9, 2025

• [API Proposal]: Add support for Int256 and UInt256 data types

  #80663 closed Jul 9, 2025

• [API Proposal]: add method to directly round double to decimal

  #79631 closed Jul 9, 2025

• [API Proposal]: INumberBase<TSelf>.TryCreate*

  #78266 closed Jul 9, 2025

• Incorrect decimal to double conversion for certain values with certain number of trailing zeros

  #98028 closed Jul 9, 2025

• [API Proposal]: UInt64.DivRemByUInt32

  #98405 closed Jul 9, 2025

• [API Proposal]: Matrix and Vector types using generic math

  #76406 closed Jul 9, 2025

• decimal > double > decimal roundtrip looses digit but double.ToString() still knows it

  #54054 closed Jul 9, 2025

• [API Proposal]: decimal.Canonicalize

  #77165 closed Jul 9, 2025

• Inconsistent result between standard numeric formatting and Math.Round()

  #74979 closed Jul 9, 2025

• Should we have the Convert class support the newly introduced numeric types?

  #70104 closed Jul 9, 2025

• Math.Pow behaviour difference (.Net Framework/.Net Core)

  #69632 closed Jul 9, 2025

• Buffer Overrun in System.Number.BigInteger

  #61714 closed Jul 9, 2025

• [API Proposal]: Generic Math: IFixedPoint<TSelf>

  #59462 closed Jul 9, 2025

• [API Proposal]: Provide a NumericFormat API to avoid magic string constants

  #58329 closed Jul 9, 2025

• Implement new generic math operator interfaces in System.Numeric types

  #58162 closed Jul 9, 2025

• Runtime issue when using .net standard dll in .net framework project

  #55809 closed Jul 9, 2025

• [Perf -1,517%] System.Numerics.Tests.Perf_Vector2.DistanceBenchmark

  #50939 closed Jul 9, 2025

• Add trailing zero check to `NumberBuffer.CheckConsistency`

  #48418 closed Jul 9, 2025

• Investigate a potential optimization in `TryParseNumber`

  #48197 closed Jul 9, 2025

• Proposal: Bit field extract/deposit APIs on BitOperations

  #47237 closed Jul 9, 2025

• Math.Ceiling(Value, Nearest);

  #45840 closed Jul 9, 2025

• Performance problem with some Vector routines

  #43721 closed Jul 9, 2025

• Math.Pow and Math.Exp produce inconsistent results on x64

  #42747 closed Jul 9, 2025

• Quaternion: Extract yaw, pitch, and roll

  #38567 closed Jul 9, 2025

• Math.Pow only has overload of type double. It is important to include overload for decimal type.

  #40912 closed Jul 9, 2025

• [API Proposal]: Expand Complex Number support

  #80665 closed Jul 9, 2025

• Add single precision equivalent of System.Numerics.Complex

  #37844 closed Jul 9, 2025

• Crossgen outerloop regression: Stack overflow in hugeexpr1 and hugeSimpleExpr1

  #109309 closed Jul 9, 2025

• Orphaned Link in NativeAOT Limitations Readme File

  #117337 closed Jul 9, 2025

• Package System.Numerics.Vectors 4.5.0 is not compatible with netstandard2.0 (.NETStandard,Version=v2.0).

  #40253 closed Jul 9, 2025

• Performance regression: Formatting and Parsing numbers on x86

  #13151 closed Jul 9, 2025

• IndexOutOfRangeException in System.Numerics.Vector<T>(array) Where array Size < 32 Bytes

  #24174 closed Jul 9, 2025

• Proposal: Expose Bit Manipulation functions

  #27382 closed Jul 9, 2025

• double.TryParse of "0,12" incorrectly returns true with result of 0.12.

  #25868 closed Jul 9, 2025

• Optimize methods in System.Numerics.Vector<T>

  #9875 closed Jul 9, 2025

• Investigate the behavior difference in System.Runtime.Numeric when running on desktop

  #19874 closed Jul 9, 2025

• Add function to set rounding direction mode (fesetround)

  #4544 closed Jul 9, 2025

• Add indexer to MatrixXxX es (preferably ref returning)

  #21705 closed Jul 9, 2025

• Marshal.GetFunctionPointerForDelegate() throw OutOfMemoryException on linux-musl-arm64

  #117359 closed Jul 9, 2025

69 Issues opened by 49 people

• Consider testing Transparent Huge Pages

  #117683 opened Jul 15, 2025

• [API Proposal]: Add `LocalPath` property to `RuntimeFile` and `ResourceAssembly` in `Microsoft.Extensions.DependencyModel`

  #117682 opened Jul 15, 2025

• SSL certificate fails validation

  #117681 opened Jul 15, 2025

• [API Proposal]: Add reverse iteration order support for split

  #117677 opened Jul 15, 2025

• Android tests timing out

  #117669 opened Jul 15, 2025

• LibraryImportGenerator test get killed on Ubuntu

  #117666 opened Jul 15, 2025

• System.Security.Cryptography.Rsa.Tests.RSAXml Test Suite Fails with Strings Differ/Containers Differ

  #117665 opened Jul 15, 2025

• SLH-DSA: Consider restricting hash algorithms with HashSLH-DSA

  #117664 opened Jul 15, 2025

• Where exactly is the configuration that activates the tunneling behavior for the HTTP connection pool?

  #117663 opened Jul 15, 2025

• [Android] `System.Runtime.InvariantTimezone.Tests.csproj` fails on CoreCLR Android

  #117658 opened Jul 15, 2025

• [NativeAOT] Regressions\coreclr\GitHub_117393\test117393 test failing in outerloop

  #117654 opened Jul 15, 2025

• Websocket Exception - "The remote party closed..." Problem with Websocket Connection

  #117652 opened Jul 15, 2025

• Compiled regex incorrectly removes the captures which captured in positive lookbehind assertions

  #117651 opened Jul 15, 2025

• [Perf] Linux/x64: 2 Regressions on 7/11/2025 2:36:27 PM +00:00

  #117670 opened Jul 15, 2025

• [Perf] Linux/x64: 2 Regressions on 7/8/2025 2:41:13 AM +00:00

  #117678 opened Jul 15, 2025

• [Perf] Windows/x64: 1 Regression on 7/7/2025 6:33:15 PM +00:00

  #117676 opened Jul 15, 2025

• Microsoft.Bcl.Memory README unclear on where it's not necessary or recommended

  #117647 opened Jul 15, 2025

• [API Proposal]: BitStream, BitReader, BitWriter

  #117644 opened Jul 15, 2025

• [Analyzer Proposal]: Don't use `stringBuilder.Append(new string(c, repeatCount))`

  #117643 opened Jul 15, 2025

• JIT: A case of redundant branch optimization failing

  #117642 opened Jul 15, 2025

• Test failure: GC/API/GCHandle/Casting/Casting.cmd

  #117639 opened Jul 15, 2025

• Test failure: GC/Features/KeepAlive/keepaliveother/keepalivescope/keepalivescope.cmd

  #117638 opened Jul 15, 2025

• GeneratedRegex comments rearrange characters in character classes

  #117637 opened Jul 14, 2025

• CoreCLR interpreter - unresolved questions/work around P/Invoke

  #117623 opened Jul 14, 2025

• System.Xml.Tests failing

  #117614 opened Jul 14, 2025

• [Fuzzlyn] Assert in genHWIntrinsic on Arm64

  #117612 opened Jul 14, 2025

• [Fuzzlyn] Assert in `isEmbeddedMaskingCompatible`

  #117605 opened Jul 14, 2025

• [area-Tools-ILLink]: Build errors iOS app VSX1002, IL1012 and error MSB3371.

  #117604 opened Jul 14, 2025

• Compiled regex patterns like "(?<=()*?)a" thow exception `Bad label content in ILGenerator.`

  #117601 opened Jul 14, 2025

• Test failure: JIT/SIMD/Vector3Interop_ro/Vector3Interop_ro.cmd

  #117591 opened Jul 14, 2025

• [Linux/MACOS] Stucks on Socket.ReceiveFromAsync

  #117579 opened Jul 13, 2025

• JIT: Rarely run exception block is not placed at the end, regression

  #117577 opened Jul 13, 2025

• [API Proposal]: AVX10.2 saturating floating point to integer conversions

  #117573 opened Jul 12, 2025

• Expose floating-point constants for generic Vector types using extension properties

  #117569 opened Jul 12, 2025

• Invalid handle passed to `RuntimeTypeHandle.GetRuntimeTypeFromHandle` when calling a `synchronized` method in a collectible assembly in .NET 10

  #117566 opened Jul 12, 2025

• `JIT/Methodical/tailcall/deep_gc_d` failing with assert `dwILOffsetWalk == dwILOffsetDebugInterface` with JitStress

  #117561 opened Jul 11, 2025

• CSE Heuristic Tuning with additional registers

  #117560 opened Jul 11, 2025

• foreach over list doesn't elide bounds check

  #117558 opened Jul 11, 2025

• [wasm][aot] System.Text.RegularExpressions failure

  #117557 opened Jul 11, 2025

• CoreCLR Interpreter - ensure the whole startup path can run interpreted

  #117556 opened Jul 11, 2025

• JIT: Assertion failed 'succBlock->bbTraversalStamp == curTraversalStamp' during 'Optimize Valnum CSEs' under JitStress

  #117555 opened Jul 11, 2025

• [API Proposal]: ValueTask-based Socket.ConnectAsync overloads for Happy Eyeballs

  #117548 opened Jul 11, 2025

• Segfaults on apps and dotnet executable of RIDs `linux-bionic-arm64` and `android-arm64` (.NET 9+)

  #117547 opened Jul 11, 2025

• WasmAppBuilderDebugLevelTests timeout failure

  #117546 opened Jul 11, 2025

• `ConnectionSetupDistributedTracing` is not trimmed when `EnableActivityPropagation=false`

  #117545 opened Jul 11, 2025

• Try to figure a better way to decide whether a managed exception should be reported as unhandled.

  #117544 opened Jul 11, 2025

• Enumerating ImmutableArray<Func???> hangs/delays on some platforms

  #117541 opened Jul 11, 2025

• using statement does not work with ManagementBaseObject or ManagementObject

  #117539 opened Jul 11, 2025

• Attempt to execute managed code after the .NET runtime thread state has been destroyed

  #117538 opened Jul 11, 2025

• [API Proposal]: Enable Regex to work on ReadOnlySequence<char>

  #117535 opened Jul 11, 2025

• XPath 2.0, 3.0, 3.1 (Expressions) (+ XSLT versions) support

  #117534 opened Jul 11, 2025

• 9.0 Preview 6 tag seems to be wrong

  #117529 opened Jul 11, 2025

• fetchzlibng-build failed in browser-wasm windows Debug AllSubsets_CoreCLR / Build product

  #117528 opened Jul 11, 2025

• [API Proposal]: make `System.IO.BinaryReader` be able to read numbers also as big endian

  #117525 opened Jul 10, 2025

• [API Proposal]: Add ExcludeStatics to RequiresUnreferencedCode and RequiresDynamicCode

  #117524 opened Jul 10, 2025

• Don't set argHasLdargaOp on "ldarga + constrained. call"

  #117521 opened Jul 10, 2025

• BasicEventSourceTests.TestsManifestGeneration.Test_EventSource_EtwManifestGeneration is failing in CI

  #117520 opened Jul 10, 2025

• [API Proposal]: Pkcs12LoaderLimits.AllowDuplicateAttributes

  #117516 opened Jul 10, 2025

• [API Proposal]: Add string.Capitalize() to System.String for Title-Casing

  #117509 opened Jul 10, 2025

• Remove "? true : false" workaround

  #117506 opened Jul 10, 2025

• [mono] Deadlock on mono_loader_lock

  #117504 opened Jul 10, 2025

• [wasm coreclr] Stop using interleaved LoaderHeap on wasm

  #117501 opened Jul 10, 2025

• My server randomly hangs, with dumpexceptions showing System.ExecutionEngineException

  #117496 opened Jul 10, 2025

• [Perf] Linux/arm64: 1 Regression on 7/9/2025 2:30:34 AM +00:00

  #117510 opened Jul 10, 2025

• [wasm] OpenQA.Selenium.WebDriverTimeoutException: timeout: Timed out receiving message from renderer

  #117486 opened Jul 9, 2025

• CI failure: Source build fails to create Cdac package

  #117475 opened Jul 9, 2025

• [API Proposal]: `Timeout.ToMilliseconds(TimeSpan)`

  #117468 opened Jul 9, 2025

• Tar reader checksum checking

  #117455 opened Jul 9, 2025

• Expose a new `Complex<T>` given `where T : IFloatingPointIeee754<T>`

  #117451 opened Jul 9, 2025

648 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• add support for parallel Connect

  #106374 commented on Jul 15, 2025 • 38 new comments

• Composite ML-DSA + RSA Managed Composer

  #117259 commented on Jul 15, 2025 • 34 new comments

• Client-side TLS 1.3 support on OSX

  #117428 commented on Jul 15, 2025 • 22 new comments

• Apx requirements for VM and GC stubs

  #116806 commented on Jul 15, 2025 • 18 new comments

• Use AssemblyLoadContext-aware caches in TypeDescriptor to support unloading of assemblies cached by TypeDescriptor

  #114619 commented on Jul 11, 2025 • 17 new comments

• JIT: Accelerate more casts on x86

  #116805 commented on Jul 10, 2025 • 14 new comments

• U/petrhouska/improve-default-case-of-options-cache

  #117429 commented on Jul 9, 2025 • 14 new comments

• [APX] Enable APX-EVEX.ZU for SETcc instructions

  #117258 commented on Jul 15, 2025 • 13 new comments

• ClientWebSocket Loopback Server tests

  #117255 commented on Jul 15, 2025 • 12 new comments

• Add Android system property support in CoreCLR.

  #116075 commented on Jul 13, 2025 • 11 new comments

• Tune CCMP for better Perf

  #116445 commented on Jul 16, 2025 • 11 new comments

• Tar: fix handing of null terminated fields.

  #117410 commented on Jul 11, 2025 • 10 new comments

• [RISC-V] Introduce C extension for Integer Register-Register Operations

  #117408 commented on Jul 15, 2025 • 5 new comments

• Add riscv64 managed unwinder for cDAC

  #117436 commented on Jul 15, 2025 • 5 new comments

• JIT: Store unique switch successors in `BBswtDesc`

  #117423 commented on Jul 15, 2025 • 5 new comments

• [wasm][coreclr] Get further in the runtime initialization

  #116383 commented on Jul 14, 2025 • 4 new comments

• Forward CancellationToken in Task-based Socket.ConnectAsync

  #116943 commented on Jul 11, 2025 • 4 new comments

• Optimize Dictionary.FindValue for constant keys (no constant folding)

  #117427 commented on Jul 14, 2025 • 4 new comments

• Extend allowed SemaphoreSlim wait TimeSpan values to match Timer and other APIs

  #117398 commented on Jul 15, 2025 • 3 new comments

• [clr-interp] Include clrinterpreter library in the iOS app bundle

  #117277 commented on Jul 15, 2025 • 3 new comments

• ILLink: Stop giving special treatment to icalls

  #117419 commented on Jul 9, 2025 • 3 new comments

• Assert pointer relocs are aligned

  #113069 commented on Jul 15, 2025 • 2 new comments

• New JsonValue derived class for JSON primitives

  #116798 commented on Jul 15, 2025 • 2 new comments

• Simplify System.Threading.Volatile implementation

  #117223 commented on Jul 14, 2025 • 2 new comments

• Fix Infinite loop on OdbcDataReader.internalGetString with UTF-8 text

  #117192 commented on Jul 15, 2025 • 2 new comments

• Unify Span/Memory slicing exceptions

  #115275 commented on Jul 10, 2025 • 1 new comment

• Arm64: re-enable use of predicate variants

  #117313 commented on Jul 15, 2025 • 1 new comment

• System.IO.Tests.Directory_Create_Tests.FileSystemWatcher_Directory_Create_InNestedDirectory fails with "Created event did not occur as expected"

  #103630 commented on Jul 16, 2025 • 0 new comments

• System.IO.Pipelines.Tests.PipeWriterTests.CompleteWithLargeWriteThrows fails in CI

  #103586 commented on Jul 16, 2025 • 0 new comments

• Failing test due to no detected IO events in 'System.IO.Tests.FileSystemWatcherTest.ExecuteAndVerifyEvents'

  #103584 commented on Jul 16, 2025 • 0 new comments

• Build failure: Static graph-based restore failed with exit code .* but did not log an error.

  #103526 commented on Jul 16, 2025 • 0 new comments

• [browser][MT] test failure: Tests timed out. Killing driver service

  #103524 commented on Jul 16, 2025 • 0 new comments

• [browser] Unable to evaluate script: tab crashed

  #103623 commented on Jul 16, 2025 • 0 new comments

• MonoTests.System.Runtime.Caching.MemoryCacheTestExpires5.TestCacheExpiryOrdering()

  #103711 commented on Jul 16, 2025 • 0 new comments

• Test failure: System.Security.Cryptography.X509Certificates.Tests.RevocationTests.AiaTests.DisableAiaOptionWorks

  #102236 commented on Jul 16, 2025 • 0 new comments

• Test failing: ServiceProviderILEmitContainerTests.GetAsyncService_DisposeAsyncOnSameThread_ThrowsAndDoesNotHangAndDisposeAsyncGetsCalled

  #104041 commented on Jul 16, 2025 • 0 new comments

• GC Assert failure: committed_by_oh[oh] == compute_committed_bytes_per_heap (oh, committed_bookkeeping)

  #104178 commented on Jul 16, 2025 • 0 new comments

• [wasm][mt] mono_wasm_load_runtime () failed RuntimeError: index out of bounds

  #104271 commented on Jul 16, 2025 • 0 new comments

• runtime-community: Failure to build System.Security.Cryptography.Native/opensslshim.c due to overflow in expression with type long

  #104333 commented on Jul 16, 2025 • 0 new comments

• [QUIC & HTTP/3] Handshake Timeout on tests

  #104426 commented on Jul 16, 2025 • 0 new comments

• [browser][MT] System.Runtime.InteropServices.JavaScript.Tests CI timeouts

  #104492 commented on Jul 16, 2025 • 0 new comments

• [browser][MT] System.Net.Http.Functional.Tests failure ("Why are we setting the target on an unoccupied slot?")

  #104524 commented on Jul 16, 2025 • 0 new comments

• [mono] FullAOT build asserts at `class1 != ARG_CLASS_NO_CLASS' for EmptyStructs.dll

  #106071 commented on Jul 16, 2025 • 0 new comments

• [Perf] Linux/x64: 4 Regressions on 5/28/2025 2:43:13 PM +00:00

  #116270 commented on Jul 15, 2025 • 0 new comments

• System.Net.Tests.HttpListenerRequestTests fail with SocketException : Connection refused

  #100088 commented on Jul 16, 2025 • 0 new comments

• Test failure: AggregateException: Not all processes in process tree could be terminated.

  #93321 commented on Jul 16, 2025 • 0 new comments

• System.IO.Net5Compat.Tests and System.IO.Tests suddenly exiting with error 137

  #100558 commented on Jul 16, 2025 • 0 new comments

• LibraryImportGenerator.Unit.Tests crashing on linux-x64 mono interpreter

  #100800 commented on Jul 16, 2025 • 0 new comments

• [browser][MT] fail in System.Reflection.RuntimeMethodInfo.InternalInvoke

  #100831 commented on Jul 16, 2025 • 0 new comments

• [wasm] perftiger v8 - Failed to install prerequisites

  #100910 commented on Jul 16, 2025 • 0 new comments

• GetLoadLevel() postcondition failure

  #101096 commented on Jul 16, 2025 • 0 new comments

• [wasm] Timeout in System.Text.Json.Tests

  #101204 commented on Jul 16, 2025 • 0 new comments

• System.IO.FileSystem.Tests.WorkItemExecution CI timeout on net9.0-osx-Debug-x64-Mono_Minijit_Debug-OSX.1200.Amd64.Open

  #101423 commented on Jul 16, 2025 • 0 new comments

• [8.0] Test failure in System.Diagnostics.Tests.ProcessTests.MainWindowHandle_GetWithGui_ShouldRefresh_Windows

  #101700 commented on Jul 16, 2025 • 0 new comments

• [wasm][AOT] emcc : error - received SIGKILL (-9)

  #89402 commented on Jul 16, 2025 • 0 new comments

• System.Buffers.Tests timeout on wasm MT

  #102040 commented on Jul 16, 2025 • 0 new comments

• [mono] [aot] Mono mini and LLVM fullAOT CI jobs are failing due to Failed to load AOT module X86_Sse2_r/ro.dll in aot-only mode

  #102150 commented on Jul 16, 2025 • 0 new comments

• [wasm][mt] fail: System.TypeLoadException: Could not load type of field"

  #102615 commented on Jul 16, 2025 • 0 new comments

• CI timeout in System.Data.Tests.DataTableReadXmlSchemaTest.XsdSchemaDeserializationIgnoresLocale

  #103062 commented on Jul 16, 2025 • 0 new comments

• System.Runtime.InteropServices.JavaScript.Tests.WebWorkerTest.JSDelay_ContinueWith_Sync test failed

  #103080 commented on Jul 16, 2025 • 0 new comments

• ExplicitConversion_FromSingle failing due to NaN != NaN

  #103347 commented on Jul 16, 2025 • 0 new comments

• [8.0] "InvalidOperationException: Category does not exist" failure in net48 win x86 in System.Diagnostics.Tests.PerformanceCounterTests.PerformanceCounter_IncrementBy_IncrementBy2

  #103435 commented on Jul 16, 2025 • 0 new comments

• SslStreamTlsResumeTests.ClientDisableTlsResume_Succeeds failed in CI

  #103449 commented on Jul 16, 2025 • 0 new comments

• [QUIC] [Long Running Test] 'System.Net.Quic.Tests.QuicStreamConformanceTests.ReadWrite_Success'

  #103482 commented on Jul 16, 2025 • 0 new comments

• [WASI][Mono AOT] Failed to compile System.Private.CoreLib.dll.bc

  #103520 commented on Jul 16, 2025 • 0 new comments

• Analyzer 'Microsoft.NetCore.CSharp.Analyzers.Performance.CSharpConstantExpectedAnalyzer' threw an exception of type 'System.InvalidCastException`

  #106088 commented on Jul 16, 2025 • 0 new comments

• WasmTestOnChrome-MT-System.Net.Http.Functional.Tests timeout

  #106094 commented on Jul 16, 2025 • 0 new comments

• Microsoft.Extensions.Hosting.Internal.HostTests.StartCanBeCancelled test failure

  #106135 commented on Jul 16, 2025 • 0 new comments

• [Wasm][Test Failure] LoadLazyAssemblyBeforeItIsNeeded(lazyLoadingTestExtension: "wasm", allLazyLoadingTestExtensions: ["wasm", "dll", "NoExtension"])

  #106160 commented on Jul 16, 2025 • 0 new comments

• 'chrome-DebuggerTests.ExceptionTests' timing out

  #106376 commented on Jul 16, 2025 • 0 new comments

• [wasm][mt] Index was outside the bounds of the array.

  #106488 commented on Jul 16, 2025 • 0 new comments

• System.Diagnostics.Tests.ProcessTests.ProcessStart_OnLinux_UsesSpecifiedProgram [FAIL]

  #106595 commented on Jul 16, 2025 • 0 new comments

• [Test Failure] NoCallback_RevokedCertificate_NoRevocationChecking_Succeeds on Alpine

  #106634 commented on Jul 16, 2025 • 0 new comments

• [browser][wasm] Failed trying to read log messages via selenium: OpenQA.Selenium.WebDriverException: An unknown exception was encountered sending an HTTP request to the remote WebDriver server for URL

  #104825 commented on Jul 16, 2025 • 0 new comments

• `System.Numerics.Tensors.Tests.TensorSpanTests.TensorExtensionsTwoSpanInFloatOut` fails with `IndexOutOfRangeException`

  #107254 commented on Jul 16, 2025 • 0 new comments

• [9.0] Test assert failure in X509Certificates.Tests.RevocationTests.AiaTests.AiaAcceptsCertTypesAndIgnoresNonCertTypes

  #107364 commented on Jul 16, 2025 • 0 new comments

• [8.0] Test assert failure in Microsoft.Extensions.Configuration.Binder.Tests.ConfigurationBinderTests.BindCanReadStaticProperty

  #107413 commented on Jul 16, 2025 • 0 new comments

• [WASI] Wasi.Build.Tests.HttpTests.HttpBuildThenRunThenPublish

  #107530 commented on Jul 16, 2025 • 0 new comments

• System.Net.Quic tests timeout

  #107761 commented on Jul 16, 2025 • 0 new comments

• JsImportObjectArray test fails with `null` instead of `System.Exception: test`

  #107873 commented on Jul 16, 2025 • 0 new comments

• [9.0][wasm] Timeout when downloading chrome-win.zip

  #107901 commented on Jul 16, 2025 • 0 new comments

• [coreclr] `System.Numerics.Tensors.Tests` fails with `Index was outside the bounds of the array.`

  #107911 commented on Jul 16, 2025 • 0 new comments

• [9.0] Timeout - Wasm.Build.Tests.WasmTemplateTests.RunWithDifferentAppBundleLocations

  #116719 commented on Jul 16, 2025 • 0 new comments

• [8.0] Failure in `System.Diagnostics.Tests.PerformanceCounterTests.PerformanceCounter_Increment`: Category 'PerformanceCounter_Increment_Category' does not exist.

  #104572 commented on Jul 16, 2025 • 0 new comments

• [outerloop] `System.Numerics.Tests.ToStringTest.ToString_ValidLargeFormat` faling with `OutOfMemoryException`

  #104586 commented on Jul 16, 2025 • 0 new comments

• [outerloop] System.Runtime.Numerics.Tests crash with exit code 137 in linux debug coreclr

  #104588 commented on Jul 16, 2025 • 0 new comments

• [6.0] Test failure in System.Formats.Asn1 ReadVeryLongOid_WithAppContext: could not load file or assembly in NET48

  #104647 commented on Jul 16, 2025 • 0 new comments

• BinderTracingTest.ResolutionFlow times out

  #104670 commented on Jul 16, 2025 • 0 new comments

• [WASI][Mono AOT] System.Collections.Specialized.Tests

  #104786 commented on Jul 16, 2025 • 0 new comments

• [6.0] Microsoft.Extensions.FileProviders.Physical.Tests failing to access a symlink used by PhysicalFilesWatcher

  #104823 commented on Jul 16, 2025 • 0 new comments

• [8.0][browser][wasm] emcc failure to compile aot-instances

  #104827 commented on Jul 16, 2025 • 0 new comments

• [browser][MT] ReleaseJSOwnedObjectByGCHandle: Unexpected synchronous failure

  #104889 commented on Jul 16, 2025 • 0 new comments

• [6.0] Internal exception in System.Security.Cryptography.Dsa.Tests.DsaSpanSignatureFormatTests tests

  #104933 commented on Jul 16, 2025 • 0 new comments

• System.Net.Quic.Tests failed with "System.Net.Quic.QuicException : The connection timed out from inactivity."

  #105177 commented on Jul 16, 2025 • 0 new comments

• MemoryTests.AllocateLargeHeapThenRepeatedlyInterop timing out

  #105283 commented on Jul 16, 2025 • 0 new comments

• Hang in FileShareOpen_Inheritable

  #105265 commented on Jul 16, 2025 • 0 new comments

• Wasi provisioning failing

  #105290 commented on Jul 16, 2025 • 0 new comments

• [browser][wbt] fails with `InvalidOperationException: There is no currently active test`

  #105315 commented on Jul 16, 2025 • 0 new comments

• ProcessThreadTests.TestStartTimeProperty failure in CI

  #105526 commented on Jul 16, 2025 • 0 new comments

• InterpPgoTests.FirstRunGeneratesTableAndSecondRunLoadsIt failing

  #105733 commented on Jul 16, 2025 • 0 new comments

• [NativeAOT-iOS] MacCatalyst fails to start/log `nativeaot.SmokeTests` tests

  #105804 commented on Jul 16, 2025 • 0 new comments

• Test failure BasicEventSourceTests.TestsUserErrors.Test_BadEventSource_MismatchedIds_WithEtwListener

  #96968 commented on Jul 16, 2025 • 0 new comments

• Remove DataSet/DataTable code paths for SerializationFormat.Binary

  #65140 commented on Jul 15, 2025 • 0 new comments

• [API] StreamWriter .ctor pooling overloads

  #23486 commented on Jul 15, 2025 • 0 new comments

• Tune LSRA with APX EGPR

  #114561 commented on Jul 15, 2025 • 0 new comments

• System.Data.Odbc - SQLLEN does not handle -1

  #115389 commented on Jul 15, 2025 • 0 new comments

• Apple Sillicon Rosetta2 .NET9 deadlock

  #114206 commented on Jul 15, 2025 • 0 new comments

• Signal SIGILL (Illegal instruction) code ILL_ILLOPN (Illegal operand) after migrate to .net9

  #112897 commented on Jul 15, 2025 • 0 new comments

• Garbage Collection hang since upgrading to .Net 9

  #112203 commented on Jul 15, 2025 • 0 new comments

• Excessive context switching in FreeBSD dotnet ThreadPool worker threads

  #108079 commented on Jul 15, 2025 • 0 new comments

• Proposal: Endianness Enum and Extensions for BinaryReader an BinaryWriter

  #26904 commented on Jul 15, 2025 • 0 new comments

• System.Data.OleDB Error Messages not working on Spanish (Argentina)

  #108035 commented on Jul 15, 2025 • 0 new comments

• System.Data.OleDb.Test - timeout and hangs

  #74488 commented on Jul 16, 2025 • 0 new comments

• System.Diagnostics.Tests.InstanceDataTests.InstanceDataCollectionCollection tests failing in CI

  #75417 commented on Jul 16, 2025 • 0 new comments

• Build on Windows Fails sometimes with fatal error C1090: PDB API call failed

  #48070 commented on Jul 16, 2025 • 0 new comments

• 3 System.Diagnostics tests failing - System.FormatException : The input is not a valid Base-64

  #76140 commented on Jul 16, 2025 • 0 new comments

• Intermittent build failure in AfterSourceBuild: "Could not write state file"

  #76488 commented on Jul 16, 2025 • 0 new comments

• `System.IO.Pipes.Tests.NamedPipeTest_Specific.ClientConnectAsync_Cancel_With_InfiniteTimeout` failing on `Libraries Test Run release coreclr windows x86 Release`

  #69101 commented on Jul 16, 2025 • 0 new comments

• [6.0] GC test failures: Handle collector count overflows or underflows

  #81383 commented on Jul 16, 2025 • 0 new comments

• [8.0] 'RanToCompletion' failure in System.Threading.RateLimiting.Test.ConcurrencyLimiterTests.DoesNotDeadlockCleaningUpCanceledRequestedLease_Post

  #92804 commented on Jul 16, 2025 • 0 new comments

• [API Proposal]: StringSyntaxAttribute.Guid

  #79655 commented on Jul 15, 2025 • 0 new comments

• [API Proposal]: new System.Diagnostics.StackTrace(System.Threading.Thread)

  #79463 commented on Jul 15, 2025 • 0 new comments

• [API Proposal]: Add PipeReader and PipeWriter overloads to JsonSerializer.SerializeAsync/DeserializeAsync

  #68586 commented on Jul 15, 2025 • 0 new comments

• [API Proposal]: DiagnosticListener support for testing

  #78125 commented on Jul 15, 2025 • 0 new comments

• [API Proposal]: Add HTML string syntax type constant to StringSyntaxAttribute

  #76138 commented on Jul 15, 2025 • 0 new comments

• Missing test coverage of event pipe shutdown handlers [nativeaot]

  #114461 commented on Jul 15, 2025 • 0 new comments

• [API Proposal]: Add `EventSourceEventGenerateAttribute` to generate event code

  #107069 commented on Jul 15, 2025 • 0 new comments

• dotnet-trace: Make it easier to get a dump of what EventSources and Events are actually used by a process

  #77572 commented on Jul 15, 2025 • 0 new comments

• EventCounter events not filtered by EventSource/EventListener relationship

  #31927 commented on Jul 15, 2025 • 0 new comments

• Remove the GetCLRRuntimeHost export from coreclr binary

  #52688 commented on Jul 15, 2025 • 0 new comments

• [API Proposal]: CompilerLoweringPreserveAttribute

  #103430 commented on Jul 15, 2025 • 0 new comments

• Fix the name of certain `Tensor.Create` APIs to remove ambiguity

  #117372 commented on Jul 15, 2025 • 0 new comments

• Allow getting a contiguous span from the given tensor

  #117375 commented on Jul 15, 2025 • 0 new comments

• Expose TensorMarshal for manipulating the underlying byref of a TensorSpan

  #117373 commented on Jul 15, 2025 • 0 new comments

• [API Proposal]: Respect `ISupportErrorInfo` for `HRESULT` to `Exception` throwing conversion

  #117438 commented on Jul 15, 2025 • 0 new comments

• Slow tcp reading on Linux unlike Windows 11

  #117193 commented on Jul 15, 2025 • 0 new comments

• Inconsistent behavior of mDNS resolution in local network, across multiple APIs and platforms

  #117240 commented on Jul 15, 2025 • 0 new comments

• Backport Fix for 110803 to dotnet9

  #116706 commented on Jul 15, 2025 • 0 new comments

• Unclear HttpClient error with default NGINX SSL ciphers

  #116894 commented on Jul 15, 2025 • 0 new comments

• [wasm] WBT: Blazor tests on windows failing with `Failed to bind to address` for random ports

  #92910 commented on Jul 16, 2025 • 0 new comments

• System.Diagnostics.Tests.ProcessTests.TestCheckChildProcessUserAndGroupIds failing Subset assertion

  #92944 commented on Jul 16, 2025 • 0 new comments

• The system cannot open the device or file specified 'NuGet-Migrations'

  #91987 commented on Jul 16, 2025 • 0 new comments

• [8.0] [wasm] [AOT] HTTP Error 500.30 - ASP.NET Core app failed to start

  #95160 commented on Jul 16, 2025 • 0 new comments

• Test failure System.Diagnostics.Tests.PerformanceCounterCategoryTests.PerformanceCounterCategory_Create_Invalid

  #94498 commented on Jul 16, 2025 • 0 new comments

• [browser][MT] MutexTests - operation does not support unaligned accesses

  #96191 commented on Jul 16, 2025 • 0 new comments

• Error while retrieving client Settings for PipelineArtifact. HttpRequestException: nodename nor servname provided, or not known (vsblobprodcus3.vsblob.visualstudio.com:443)

  #96798 commented on Jul 16, 2025 • 0 new comments

• [6.0] Test failure in System.Text.Json.Tests.Utf8JsonWriterTests.Writing3MBBase64Bytes(formatted: True, skipValidation: False)

  #96879 commented on Jul 16, 2025 • 0 new comments

• System.IO.Tests.File_GetSetTimes_SafeFileHandle.WritingShouldUpdateWriteTime_After_SetLastAccessTime failing

  #97020 commented on Jul 16, 2025 • 0 new comments

• [browser][debugger] Firefox EvaluateOnCallFrame2Tests

  #98086 commented on Jul 16, 2025 • 0 new comments

• [mt][browser] `HttpClient_CancelInDifferentThread` failing with operation cancelled

  #98101 commented on Jul 16, 2025 • 0 new comments

• [debugger][mt][browser] TestDebugUsingMultiThreadedRuntime times out

  #98110 commented on Jul 16, 2025 • 0 new comments

• [7.0] Could not find a part of the path in System.IO.Tests.FileSystemWatcherTests.FileSystemWatcher_Directory_Delete_MultipleFilters

  #98193 commented on Jul 16, 2025 • 0 new comments

• [outerloop] System.Runtime.Tests crash with exit code 137 in linux debug coreclr

  #98964 commented on Jul 16, 2025 • 0 new comments

• [browser][mt][wbt] `Wasm.Build.Tests.BlazorWasmTestBase.BlazorRunTest` Current count: 0

  #99283 commented on Jul 16, 2025 • 0 new comments

• [8.0][wasm] Exit code 137 returned from docker process after executing containerHandlerInvoker.js, cs files specified multiple times

  #99423 commented on Jul 16, 2025 • 0 new comments

• Assertion failed in SafeFileHandle.OverlappedValueTaskSource.IOCallback

  #99517 commented on Jul 16, 2025 • 0 new comments

• GC\Regressions\v2.0-beta2\452950\452950\452950.cmd failing on Mono minijit Windows x64

  #99729 commented on Jul 16, 2025 • 0 new comments

• [6.0] System.Random test failure: NextInt_AllValuesAreWithinSpecifiedRange

  #83421 commented on Jul 16, 2025 • 0 new comments

• [6.0] Android test failure: Failed to install mobile app

  #83422 commented on Jul 16, 2025 • 0 new comments

• System.Security.Cryptography.X509Certificates.Tests.ChainTests.BuildInvalidSignatureTwice failure

  #82837 commented on Jul 16, 2025 • 0 new comments

• [tests] System.IO.Pipes.Tests NamedPipeTest Failing on iOS/tvOS

  #77469 commented on Jul 16, 2025 • 0 new comments

• System.ComponentModel.Win32Exception : An error occurred trying to start process 'notepad.exe' with working directory 'C:\h\w\9F8D0903\w\B7E309C0\e'. Access is denied

  #90406 commented on Jul 16, 2025 • 0 new comments

• System.Data.OleDb.Tests timeout in net48 x86 Release leg

  #87783 commented on Jul 16, 2025 • 0 new comments

• Test failure WindowsAlternateDataStreamOverwrite

  #83659 commented on Jul 16, 2025 • 0 new comments

• OOM on System.Text.Json.Tests.Utf8JsonWriterTests.WriteRawLargeJsonToStreamWithoutFlushing

  #88272 commented on Jul 16, 2025 • 0 new comments

• [wasm] `DebuggerTests.MiscTests.DebuggerTests.MiscTests.TestDebugUsingMultiThreadedRuntime` failing

  #89909 commented on Jul 16, 2025 • 0 new comments

• Crash in Microsoft.Extensions.Logging.Generators.Roslyn4.0.Tests.WorkItemExecution

  #90019 commented on Jul 16, 2025 • 0 new comments

• tracing/runtimeeventsource/nativeruntimeeventsource/nativeruntimeeventsource failing in CI

  #90605 commented on Jul 16, 2025 • 0 new comments

• STATUS_UNSUCCESSFUL in RsaCryptRoundtrip_OaepSHA1

  #29683 commented on Jul 16, 2025 • 0 new comments

• Address race in PerformanceCounterLib

  #90803 commented on Jul 16, 2025 • 0 new comments

• ComInterfaceGenerator.Unit.Tests crashes on net9.0-linux-Debug-x64-Mono_release-Ubuntu.2204.Amd64.Open

  #92070 commented on Jul 16, 2025 • 0 new comments

• Compiler crashes when failing to release Mutex

  #53420 commented on Jul 16, 2025 • 0 new comments

• AzDo uploading failure: "Blob is incomplete"

  #92148 commented on Jul 16, 2025 • 0 new comments

• MSBuild crashing in the build

  #92290 commented on Jul 16, 2025 • 0 new comments

• [8.0] coreclr test failure: readytorun_GenericCycleDetection._Depth3Test_Depth3Test_._Depth3Test_Depth3Test_sh()

  #92420 commented on Jul 16, 2025 • 0 new comments

• System.Management.Tests fail with System.Management.ManagementException

  #92518 commented on Jul 16, 2025 • 0 new comments

• browser-wasm Windows build error

  #116746 commented on Jul 16, 2025 • 0 new comments

• [8.0] System.Text.Json.SourceGeneration.Roslyn4.4.Tests Assertion failed

  #116751 commented on Jul 16, 2025 • 0 new comments

• [wasm] WBT `SatelliteAssembliesTests.CheckThatSatelliteAssembliesAreNotAOTed` failing

  #90458 commented on Jul 16, 2025 • 0 new comments

• [8.0] TestRevocationWithNoNextUpdate_NotRevoked - System.Security.Cryptography.X509Certificates.Tests

  #116760 commented on Jul 16, 2025 • 0 new comments

• [iOS/tvOS] `System.Runtime.Tests` crash with signal 4

  #116815 commented on Jul 16, 2025 • 0 new comments

• browser-wasm windows Debug AllSubsets_CoreCLR fails in linking pal/src/libcoreclrpal.a with missing build logs

  #116873 commented on Jul 16, 2025 • 0 new comments

• [mono] AOT compiling UnsafeAccessorsTests.dll exited with code 134.

  #116937 commented on Jul 16, 2025 • 0 new comments

• RegisteredInstallLocation_DotNetInfo_ListOtherArchitectures test failure in CI

  #117007 commented on Jul 16, 2025 • 0 new comments

• wasm build failure in CI

  #117017 commented on Jul 16, 2025 • 0 new comments

• [Android] System.IO.Pipelines.Tests.PipeWriterTests.GetMemoryFlushWithACompletedReaderNoops causes the test to fail due to memory pressure

  #117090 commented on Jul 16, 2025 • 0 new comments

• WasmTestOnChrome-ST-Microsoft.Bcl.Cryptography.Tests: No PEM encoded data found

  #117163 commented on Jul 16, 2025 • 0 new comments

• Unable to pull image mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-22.04-helix-webassembly

  #117164 commented on Jul 16, 2025 • 0 new comments

• System.Diagnostics.Tests.DiagnosticMethodInfoTests.Create_StackFrame: ArgumentNullException : Value cannot be null. (Parameter 'frame')

  #117165 commented on Jul 16, 2025 • 0 new comments

• WasmTestOnChrome-ST-System.IO.UnmanagedMemoryStream.Tests

  #117166 commented on Jul 16, 2025 • 0 new comments

• WasmTestOnChrome-ST-System.Memory.Tests errors

  #117169 commented on Jul 16, 2025 • 0 new comments

• System.Text.Json.Tests fails with GC hole assert

  #117186 commented on Jul 16, 2025 • 0 new comments

• `SendAsync_RequestWithDangerousControlHeaderValue_ThrowsHttpRequestException` fails with QUIC protocol error

  #117198 commented on Jul 16, 2025 • 0 new comments

• JIT: enable stack allocation of more arrays in R2R

  #116651 commented on Jul 15, 2025 • 0 new comments

• [debugger] Inspector exceptions in debugger tests

  #109025 commented on Jul 16, 2025 • 0 new comments

• [9.0] WasmTestOnV8-ST-System.Runtime.Tests

  #115628 commented on Jul 16, 2025 • 0 new comments

• System.Net.Http.Functional.Tests timeouts

  #115683 commented on Jul 16, 2025 • 0 new comments

• [Android] System.Net.Mail.Tests SmtpClient tests fail with SSL handshake errors in BoringSSL on x64/x86 emulators

  #115694 commented on Jul 16, 2025 • 0 new comments

• [browser] System.Runtime.InteropServices.JavaScript.Tests.TimerTests.TestTimers

  #115763 commented on Jul 16, 2025 • 0 new comments

• System.Diagnostics.Tests.PerformanceCounterTests.PerformanceCounter_IncrementBy_IncrementByReadOnly failed with "Attempted to perform an unauthorized operation"

  #116014 commented on Jul 16, 2025 • 0 new comments

• Test failure: System.Reflection.Metadata.ApplyUpdateTest.TestGenericAddStaticField

  #115318 commented on Jul 16, 2025 • 0 new comments

• Test failure: Microsoft.Extensions.Hosting.Internal.HostTests.HostLifetimeOnStartedCanBeCancelled

  #110988 commented on Jul 16, 2025 • 0 new comments

• Test failure: baseservices/threading/regressions/115178/115178/115178.cmd

  #116060 commented on Jul 16, 2025 • 0 new comments

• Test failure: JIT/Regression/JitBlue/DevDiv_255294/DevDiv_255294/DevDiv_255294.cmd

  #106675 commented on Jul 16, 2025 • 0 new comments

• System.Security.Cryptography.X509Certificates.Tests: Assertion failed: pkey != NULL

  #116307 commented on Jul 16, 2025 • 0 new comments

• [wasm][release/9.0] Test SteppingIntoLibrarySymbolsLoadedFromSymbolServerAddOtherSymbolServerAndStepAgain timeouts

  #116368 commented on Jul 16, 2025 • 0 new comments

• [wasm] `HttpClientCloseTest.CloseOutputAsync_ClientInitiated_CanReceive_CanClose` failures on `Windows.Amd64.Server2022.Open`

  #116373 commented on Jul 16, 2025 • 0 new comments

• [wasm] Test Wasm.Build.Tests.WasmRunOutOfAppBundleTests.RunOutOfAppBundle fails

  #116382 commented on Jul 16, 2025 • 0 new comments

• Interop/COM/NativeClients/Dispatch test failure: 0x80131516 = dispatchCoerceTesting->Invoke

  #116393 commented on Jul 16, 2025 • 0 new comments

• Crash of mono interpreter tests with SIGSEV when running ODBC tests

  #116482 commented on Jul 16, 2025 • 0 new comments

• [9.0]: WasmTestOn.*-MT-.* timeout

  #116492 commented on Jul 16, 2025 • 0 new comments

• iOS.Device.LibraryMode.Test: failed to determine exit code - RETURN_CODE_NOT_SET

  #116558 commented on Jul 16, 2025 • 0 new comments

• Wasm.Build.Tests timeout

  #116697 commented on Jul 16, 2025 • 0 new comments

• [main] Update dependencies from dotnet/hotreload-utils, dotnet/icu, dotnet/runtime-assets

  #116682 commented on Jul 15, 2025 • 0 new comments

• [mono][2/2] Add SIMD Support for s390x

  #116779 commented on Jul 9, 2025 • 0 new comments

• Optimise char to hex conversion

  #116821 commented on Jul 10, 2025 • 0 new comments

• Don't bundle NativeAOT runtime assets in the ILCompiler package

  #116882 commented on Jul 14, 2025 • 0 new comments

• [browser][wbt] Relative npm path

  #116918 commented on Jul 14, 2025 • 0 new comments

• [Json] JsonSerializer+PipeReader support

  #116947 commented on Jul 15, 2025 • 0 new comments

• [RISC-V] Optimize switch table

  #117048 commented on Jul 9, 2025 • 0 new comments

• [cDAC] `IXCLRDataMethodInstance::GetILOffsetsByAddress`

  #117088 commented on Jul 14, 2025 • 0 new comments

• cleanup memory after UnflushedBytes_HandlesLargeValues test

  #117115 commented on Jul 13, 2025 • 0 new comments

• FileSystemWatcher.Linux: use a single inotify instance and refactor watch tracking.

  #117148 commented on Jul 10, 2025 • 0 new comments

• [RISC-V] Use auipc for code addresses in INS_OPTS_C

  #117196 commented on Jul 9, 2025 • 0 new comments

• Use OpenSSL implementation of AES Key Wrap with Padding on Linux

  #117256 commented on Jul 10, 2025 • 0 new comments

• HostBuilder: don't create a separate PhysicalFileProvider for the ConfigurationBuilder that doesn't get disposed.

  #117269 commented on Jul 10, 2025 • 0 new comments

• [LoongArch64] Adjust the order of genPopCalleeSavedRegisters() and instGen_Set_Reg_To_Imm() in Epilog to fix the GC interruptible range.

  #117305 commented on Jul 14, 2025 • 0 new comments

• Fix `File.Exists` for pipe paths on Windows

  #117333 commented on Jul 15, 2025 • 0 new comments

• Fold generic method bodies by default

  #117411 commented on Jul 10, 2025 • 0 new comments

• Fix a few runtime async stub issues

  #117418 commented on Jul 10, 2025 • 0 new comments

• Expose the x86 WaitPkg intrinsics

  #117437 commented on Jul 14, 2025 • 0 new comments

• SunOS process and thread support

  #105403 commented on Jul 14, 2025 • 0 new comments

• Arm-64: Add initial support for PAC-RET

  #110472 commented on Jul 11, 2025 • 0 new comments

• Deduplicate base interfaces from another assembly in COM generator

  #111931 commented on Jul 15, 2025 • 0 new comments

• Generate calls to interface methods through resolve helper

  #112406 commented on Jul 14, 2025 • 0 new comments

• [release/9.0-staging] Bump System.Text.Json toolset version

  #113385 commented on Jul 10, 2025 • 0 new comments

• Update Mac versions in helix queues

  #113399 commented on Jul 14, 2025 • 0 new comments

• Card bundles for GC heap for arm32 implemented.

  #113688 commented on Jul 14, 2025 • 0 new comments

• Fix llvm-libunwind context sizes

  #114105 commented on Jul 15, 2025 • 0 new comments

• [cDAC] Implement IXCLRDataProcess.EnumMethodInstancesByAddress

  #115131 commented on Jul 15, 2025 • 0 new comments

• Fold "X < NN && X >= 0" to "X u>= NN"

  #115240 commented on Jul 15, 2025 • 0 new comments

• [RISC-V] Introduce Zbs

  #115335 commented on Jul 14, 2025 • 0 new comments

• [8.0] Update CI OSes

  #115502 commented on Jul 15, 2025 • 0 new comments

• Cleanup exception throwing in Utf8JsonWriter

  #115702 commented on Jul 15, 2025 • 0 new comments

• Track test counts per execution.

  #115707 commented on Jul 15, 2025 • 0 new comments

• Sve: Preliminary support for agnostic VL for JIT scenarios

  #115948 commented on Jul 9, 2025 • 0 new comments

• [wasm] Consolidate native build logic for WASM

  #116390 commented on Jul 11, 2025 • 0 new comments

• Start to use C++ 17 STL in superpmi

  #116422 commented on Jul 9, 2025 • 0 new comments

• [release/8.0-staging] [Test Only] Fix flaky FSW test

  #116432 commented on Jul 10, 2025 • 0 new comments

• Use `NarrowNative` for narrowing operations

  #116539 commented on Jul 15, 2025 • 0 new comments

• `chrome-DebuggerTests.GetPropertiesTests` timing out

  #109070 commented on Jul 16, 2025 • 0 new comments

• [8.0] Assert contains failure, not found "Stopping after AOT" in Wasm.Build.Tests.NativeBuildTests.MonoAOTCross_WorksWithNoTrimming

  #109565 commented on Jul 16, 2025 • 0 new comments

• [browser][MT] JSHostImplementation.CallEntrypoint - The handle is invalid

  #109636 commented on Jul 16, 2025 • 0 new comments

• chrome-DebuggerTests failing on mono while waiting for pause

  #109795 commented on Jul 16, 2025 • 0 new comments

• [wasm] chrome-DebuggerTests crashing with DeadLetter

  #109870 commented on Jul 16, 2025 • 0 new comments

• [MT][Firefox] Wasm test failure: System.IO.FileNotFoundException : Could not load file or assembly `xunit.assert`

  #109945 commented on Jul 16, 2025 • 0 new comments

• [mono] The type initializer for `System.Drawing.DrawingCom` threw an exception: Operation is not supported on this platform

  #110150 commented on Jul 16, 2025 • 0 new comments

• Test failure: baseservices/exceptions/stackoverflow/stackoverflowtester/stackoverflowtester.cmd

  #110173 commented on Jul 16, 2025 • 0 new comments

• System.Diagnostics.Tests.PerformanceCounterCategoryTests.PerformanceCounterCategory_GetCounters Failed

  #110454 commented on Jul 16, 2025 • 0 new comments

• System.Diagnostics.Process.Tests failure on net10.0-linux-Debug-arm64-Mono_Minijit_Debug

  #110643 commented on Jul 16, 2025 • 0 new comments

• WASM MT: memory access out of bounds in System.Private.Xml.Tests

  #110805 commented on Jul 16, 2025 • 0 new comments

• [release/8.0-staging][android] CI failures in `System.Security.Cryptography.X509Certificates.Tests.ChainTests.BuildChainForSelfSignedCertificate`

  #110857 commented on Jul 16, 2025 • 0 new comments

• [Mono/linux-arm64] int32_t CryptoNative_EvpPKeyBits(EVP_PKEY *): Assertion `pkey != NULL' failed.

  #110952 commented on Jul 16, 2025 • 0 new comments

• [8.0] CMake build failure in linux armel tizen - ld.lld: error: cannot open crtbeginS.o: No such file or directory

  #111279 commented on Jul 16, 2025 • 0 new comments

• [8.0] System.Text.Json Stack overflow in JsonConverter

  #111280 commented on Jul 16, 2025 • 0 new comments

• [9.0][wasm] MONO_WASM: unaligned memory access

  #111369 commented on Jul 16, 2025 • 0 new comments

• [9.0] Process test expecting sleep but shows .NET long running process

  #111431 commented on Jul 16, 2025 • 0 new comments

• [Long Running Test] 'System.Composition.UnitTests.ConcurrencyTests.SharedInstancesAreNotVisibleUntilActivationCompletes'

  #113686 commented on Jul 16, 2025 • 0 new comments

• Long running test timeout - Wasm.Build.Tests.AspNetCore.SignalRClientTests.SignalRPassMessageWasmBrowser

  #107931 commented on Jul 16, 2025 • 0 new comments

• [9.0][osx] Access to path denied, bad file descriptor IOException in System.Diagnostics.Tests.ProcessTests.Start_RedirectStandardOutput_StartAgain_DoesntThrow

  #107933 commented on Jul 16, 2025 • 0 new comments

• failure in System.Numerics.Tests.op_rightshiftTest.LargeNegativeBigIntegerShiftTest

  #107990 commented on Jul 16, 2025 • 0 new comments

• `GetAsync_ServerNeedsAuthAndNoCredential_StatusCodeUnauthorized` got cancelled

  #108019 commented on Jul 16, 2025 • 0 new comments

• [wasm] DebuggerTests.WasmHostProvider.LaunchHostAsync

  #108071 commented on Jul 16, 2025 • 0 new comments

• [wasm] DebuggerTests.Inspector.OpenSessionAsync

  #108072 commented on Jul 16, 2025 • 0 new comments

• `chrome-DebuggerTests` timing out

  #108078 commented on Jul 16, 2025 • 0 new comments

• iOS tests failing with WORKLOAD TIMED OUT - Killing user command.

  #108103 commented on Jul 16, 2025 • 0 new comments

• failure in Wasm.Build.Tests.WasmTemplateTests.RunWithDifferentAppBundleLocations

  #108107 commented on Jul 16, 2025 • 0 new comments

• [browser][WBT] Found existing build but it had failed.

  #108175 commented on Jul 16, 2025 • 0 new comments

• [9.0] Assert: values differ in WebSocketServer_NoUserReadOrWrite_SendsPingAndReadsPongResponse

  #108298 commented on Jul 16, 2025 • 0 new comments

• [9.0] Wasm build terminated with exit code 137

  #108299 commented on Jul 16, 2025 • 0 new comments

• [mono] MiniJIT System.Formats.Nrbf.Tests getting killed

  #108515 commented on Jul 16, 2025 • 0 new comments

• [WASI] Sockets - unknown handle index

  #108726 commented on Jul 16, 2025 • 0 new comments

• Timeout on deleting builds for Wasm.Build.Tests.TestAppScenarios.SatelliteLoadingTests.LoadSatelliteAssembly

  #108801 commented on Jul 16, 2025 • 0 new comments

• [Apple-mobile] `System.Tests.StringTests.[Starts,Ends]WithNoMatch_StringComparison` test failure

  #108832 commented on Jul 16, 2025 • 0 new comments

• WASM tests failing with `Chrome failed to start`

  #108859 commented on Jul 16, 2025 • 0 new comments

• [Wasm][Test Failure] ConsolePublishAndRun(config: "Release", aot: True, relinking: False)

  #106162 commented on Jul 16, 2025 • 0 new comments

• System.Net.Http.Functional.Tests.TelemetryTest failing with differing string

  #109024 commented on Jul 16, 2025 • 0 new comments

• [iOS][MacCatalyst] Invalid SocketOption in `MulticastInterface` on new macOS versions (14.7, 15.2)

  #113827 commented on Jul 16, 2025 • 0 new comments

• [browser] NoFingerprint, LazyLoadingTests.LoadLazyAssemblyBeforeItIsNeeded, timeout

  #113836 commented on Jul 16, 2025 • 0 new comments

• Test failure: Microsoft.Extensions.Configuration.EnvironmentVariables.Test.EnvironmentVariablesTest.BindingDoesNotThrowIfReloadedDuringBinding

  #109904 commented on Jul 16, 2025 • 0 new comments

• CI flakiness: mono interpreter build getting killed

  #114123 commented on Jul 16, 2025 • 0 new comments

• [8.0] GC Large array test failure

  #114222 commented on Jul 16, 2025 • 0 new comments

• SIGKILL System.Runtime.Serialization.Formatters.Tests

  #114287 commented on Jul 16, 2025 • 0 new comments

• [maccatalyst][x64] SendTo_.*.Datagram_UDP_AccessDenied_Throws_DoesNotBind cannot reach host

  #114450 commented on Jul 16, 2025 • 0 new comments

• [8.0][wasm] DefaultTemplate_AOT_InProjectFile test failure - aot-instances.dll precompiling failed with exit 137

  #114653 commented on Jul 16, 2025 • 0 new comments

• [9.0-staging] Unable to open dump json file

  #114693 commented on Jul 16, 2025 • 0 new comments

• [8.0] Long running test timeout: Wasm.Build.Tests.TestAppScenarios.WasmAppBuilderDebugLevelTests.BuildWithExplicitValue

  #114698 commented on Jul 16, 2025 • 0 new comments

• Test failure BasicEventSourceTests.TestsManifestGeneration.Test_EventSource_EtwManifestGenerationRollover

  #88027 commented on Jul 16, 2025 • 0 new comments

• Timeout in HostFactoryResolverTests.NoSpecialEntryPointPatternCanRunInParallel

  #114704 commented on Jul 16, 2025 • 0 new comments

• [Apple mobile][mono] `GitHub_23791` runtime test crash in AOT-interpreter mode

  #114908 commented on Jul 16, 2025 • 0 new comments

• [8.0][runtime-community][linux-armv6] Failed to install runtime_python_requirements

  #114924 commented on Jul 16, 2025 • 0 new comments

• Xml.Tests OOM on Wasm

  #115152 commented on Jul 16, 2025 • 0 new comments

• System.Net.Mail.Functional.Tests timeout on debug builds

  #115382 commented on Jul 16, 2025 • 0 new comments

• [9.0] WASM: Precompiling failed for C:\...\*.dll with exit code -1073741819

  #115409 commented on Jul 16, 2025 • 0 new comments

• [Test failure] ClientAsyncAuthenticate_ConnectionInfoInCallback_DoesNotThrow on android

  #115467 commented on Jul 16, 2025 • 0 new comments

• JSImportTest.BadCast test failure

  #111449 commented on Jul 16, 2025 • 0 new comments

• [8.0][wasm] `NodeJS` engine fails with `experimental-wasm-simd` and `experimental-wasm-eh` exit code: 9 -> exit code: 71 (GENERAL_FAILURE)

  #111753 commented on Jul 16, 2025 • 0 new comments

• [outerloop][Long Running Test] System.Tests.StringTests.TestStringSearchCacheSynchronization

  #111811 commented on Jul 16, 2025 • 0 new comments

• [outerloop][Long Running Test] System.Text.Json.Serialization.Tests.StreamTests_Sync.ReadTypeFromJsonWithLargeIgnoredProperties_OuterLoop

  #111812 commented on Jul 16, 2025 • 0 new comments

• [linux_x64_minifullaot/llvmfullaot] class loader exception type assertion fails

  #112093 commented on Jul 16, 2025 • 0 new comments

• OSX failure on StringTests.StartsWithNoMatch_StringComparison

  #112195 commented on Jul 16, 2025 • 0 new comments

• [wasm]'WasmTestOnChrome-MT-Microsoft.VisualBasic.Core.Tests' END OF WORK ITEM LOG: Command timed out, and was killed

  #112293 commented on Jul 16, 2025 • 0 new comments

• System.Data.OleDb.Tests crash with exit code -1073740771

  #112360 commented on Jul 16, 2025 • 0 new comments

• [9.0] Native crash in System.Data.Odbc tests in linux x64 mono

  #112422 commented on Jul 16, 2025 • 0 new comments

• [9.0][source-build] Could not find BROTLIDEC using the following names: brotlidec

  #112423 commented on Jul 16, 2025 • 0 new comments

• [wasm] at System.Net.Http.BrowserHttpInterop.CancellationHelper

  #112533 commented on Jul 16, 2025 • 0 new comments

• [linux-x64] [mono-aot] Test `Runtime_101731.TestConvertToInt64NativeSingle(3.4028235E+38)` returns exit code 22

  #112557 commented on Jul 16, 2025 • 0 new comments

• TimeoutException in System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientHandlerTest.SendAsync_Unexpected1xxResponses_DropAllInterimResponses

  #112592 commented on Jul 16, 2025 • 0 new comments

• [android] Android.Device_Emulator.JIT.Test failing on emulators with CoreCLR

  #112633 commented on Jul 16, 2025 • 0 new comments

• [Android] System.Tests.RandomTests.Next_IntInt_Next_IntInt_AllValuesAreWithinRange failing on android-arm

  #112946 commented on Jul 16, 2025 • 0 new comments

• [Android] System.Collections.Immutable tests timeout on android-arm and android-x86

  #112948 commented on Jul 16, 2025 • 0 new comments

• [Mono] Runtime test "test76531" fails in the LLVM (and mini) Full AOT configuration on linux-x64

  #113060 commented on Jul 16, 2025 • 0 new comments

• [9.0] MemoryCacheTest.Trim(String throwOnDisposed=true) failure - assert values differ

  #113331 commented on Jul 16, 2025 • 0 new comments

• Test Failure: System.Diagnostics.Tests.ProcessTests/LongProcessNamesAreSupported

  #29383 commented on Jul 16, 2025 • 0 new comments

• JIT: Switch memory barrier peephole to be on-demand

  #91825 commented on Jul 12, 2025 • 0 new comments

• SVE: Reuse ptrue value instead of rematerializing it everytime

  #114286 commented on Jul 12, 2025 • 0 new comments

• SVE: movprfx logic should be as centralized as possible

  #115508 commented on Jul 12, 2025 • 0 new comments

• Investigate creation of RefTypeExpUse for EH vars inside a throw block

  #48843 commented on Jul 12, 2025 • 0 new comments

• JIT should recognize and optimize "try / catch (OverflowException)" patterns

  #54439 commented on Jul 12, 2025 • 0 new comments

• improve zero-init code for x64.

  #52286 commented on Jul 12, 2025 • 0 new comments

• Arm64 multireg passing: keep in regs

  #53956 commented on Jul 12, 2025 • 0 new comments

• Performance impact when using {ReadOnly}Span<T>

  #54672 commented on Jul 12, 2025 • 0 new comments

• Auto tune register selection heuristics

  #55374 commented on Jul 12, 2025 • 0 new comments

• Should retain LOOP_ALIGN flag for header that is part of multiple loops

  #57612 commented on Jul 12, 2025 • 0 new comments

• LSRA does not respect single-candidate uses

  #58693 commented on Jul 12, 2025 • 0 new comments

• Arm: Revisit ClassLayout::GetRegisterType()

  #59290 commented on Jul 12, 2025 • 0 new comments

• [fastthis] Delegate performance being eaten up by not passing `this` in dedicated register

  #58955 commented on Jul 12, 2025 • 0 new comments

• Revisit LSRA block sequence strategy

  #66994 commented on Jul 12, 2025 • 0 new comments

• Arm64: Consider using "DC ZVA" instruction

  #67244 commented on Jul 12, 2025 • 0 new comments

• Store `System.Numerics.Complex` values in vector registers

  #63067 commented on Jul 12, 2025 • 0 new comments

• Improve FMA code generation related to operand last use

  #62215 commented on Jul 12, 2025 • 0 new comments

• JIT ARM32: LSRA does not kill R2R indirection cell reg on calls using it

  #70552 commented on Jul 12, 2025 • 0 new comments

• Improve handling of reused constants in the register allocator

  #70182 commented on Jul 12, 2025 • 0 new comments

• Consider having the register allocator be "clever" with SIMD callee save/restore

  #70488 commented on Jul 12, 2025 • 0 new comments

• ubsan on arm64 detects invalid value Infinity (of type double) converted to int

  #75037 commented on Jul 12, 2025 • 0 new comments

• JIT: hoist loop invariant null checks (and other exception causing trees) if they happen before other side effects

  #86536 commented on Jul 12, 2025 • 0 new comments

• Assertion failed 'isCandidateVar(fieldVarDsc) == isMultiReg' during 'Linear scan register alloc'

  #85628 commented on Jul 12, 2025 • 0 new comments

• ARM64: Suboptimal codegen for addressing modes

  #93263 commented on Jul 12, 2025 • 0 new comments

• stp/ldp optimization doesn't kick in for negative offsets

  #93382 commented on Jul 12, 2025 • 0 new comments

• LSRA: Add stress mode to force move argument registers to different registers

  #93257 commented on Jul 12, 2025 • 0 new comments

• Arm64 late disassembler fails to disassemble some unit test instructions

  #96506 commented on Jul 12, 2025 • 0 new comments

• Arm64: Reconsider the register order for vector registers

  #96527 commented on Jul 12, 2025 • 0 new comments

• LSRA TP analysis for allocateRegisterMinimal

  #103079 commented on Jul 12, 2025 • 0 new comments

• JIT: Loop alignment does not kick in for a tight "sum" loop

  #104665 commented on Jul 12, 2025 • 0 new comments

• Arm64/Sve cleanup: Use `gtNewSimdCvtMaskToVectorNode` from gtFoldExprHWIntrinsic instead of importer

  #103672 commented on Jul 12, 2025 • 0 new comments

• Arm64/Sve: Track if mask registers will be used and zero out if not

  #104157 commented on Jul 12, 2025 • 0 new comments

• Branch target alignment on Apple Silicon

  #107284 commented on Jul 12, 2025 • 0 new comments

• ARM64-SVE: Don't assume MOVPRFX

  #107134 commented on Jul 12, 2025 • 0 new comments

• Asking JIT not to align loops triggers multiple asserts

  #107319 commented on Jul 12, 2025 • 0 new comments

• ARM64-SVE: Additions with GetActiveElementCount() should use incp

  #108400 commented on Jul 12, 2025 • 0 new comments

• FusedMultiplyAdd (FMA) default to vfmadd213, even in situation where 231 (I think) should be preferred

  #107538 commented on Jul 12, 2025 • 0 new comments

• ARM64-SVE: Use INC* when incrementing with GetActiveElementCount()/CountXBitElements()

  #108511 commented on Jul 12, 2025 • 0 new comments

• Improve allocateRegisters() and allocateRegistersMinimal() by representing and accessing local register sets in a more efficient manner

  #112961 commented on Jul 12, 2025 • 0 new comments

• Improve codegen of funclet prologs

  #114893 commented on Jul 12, 2025 • 0 new comments

• HWIntrinsicFlag has run out of space

  #115474 commented on Jul 12, 2025 • 0 new comments

• JIT: look at cost impact of assertion dup detection

  #10592 commented on Jul 12, 2025 • 0 new comments

• Range check elimination for multi-dimensional array

  #35056 commented on Jul 12, 2025 • 0 new comments

• Optimize Vector128.Create() that takes 15 arguments

  #35688 commented on Jul 12, 2025 • 0 new comments

• JIT: Enable EH Write Thru by default

  #35923 commented on Jul 12, 2025 • 0 new comments

• [Arm64] Address inconsistencies between JitDisasm and WinDbg u command output

  #36846 commented on Jul 12, 2025 • 0 new comments

• Jit creates multiple zeroes in registers

  #37079 commented on Jul 12, 2025 • 0 new comments

• Structs move fields to and from the stack but should use registers

  #47377 commented on Jul 12, 2025 • 0 new comments

• Problems with LSRA's resolution phase

  #47194 commented on Jul 12, 2025 • 0 new comments

• osx-arm64 optimal code generation

  #41128 commented on Jul 12, 2025 • 0 new comments

• verifyFinalAllocation should track regsToFree/delayRegsToFree

  #48837 commented on Jul 12, 2025 • 0 new comments

• System.InvalidCastException in DynamicallyAccessedMembersAnalyzer when using C# 14 extensions

  #115949 commented on Jul 12, 2025 • 0 new comments

• API documentation debt - Microsoft.Extensions.FileProvider

  #43900 commented on Jul 12, 2025 • 0 new comments

• ML-KEM: Windows support

  #116304 commented on Jul 12, 2025 • 0 new comments

• Breaking change in .NET 9 behavior for the ability to allow duplicate attributes in a PFX

  #113726 commented on Jul 12, 2025 • 0 new comments

• [PERF] Occasionally hitting CryptographicException on performance CI runs

  #114129 commented on Jul 12, 2025 • 0 new comments

• Replace deprecated SecTrustGetCertificateAtIndex API in System.Security.Cryptography.Native.Apple

  #101349 commented on Jul 12, 2025 • 0 new comments

• Reenable assert for a case when mapping an R2R PE failed on OSX

  #68873 commented on Jul 12, 2025 • 0 new comments

• [API Proposal]: Math float vectorized functions for Vector64/128/256/512 and Vector2/3/4

  #93513 commented on Jul 12, 2025 • 0 new comments

• [iOS][globalization] Implement `IgnoreSymbols` compare option for string collation APIs on iOS

  #111895 commented on Jul 13, 2025 • 0 new comments

• [API Proposal]: FrozenInterlocked

  #117384 commented on Jul 13, 2025 • 0 new comments

• Ensure Arm64 method local constants don't live next to the code

  #71155 commented on Jul 12, 2025 • 0 new comments

• Investigate the heuristics for creating DummyDef in LSRA

  #71539 commented on Jul 12, 2025 • 0 new comments

• RyuJIT: Tight loop performance regression

  #71628 commented on Jul 12, 2025 • 0 new comments

• AdvSimd.Arm64.LoadPairVector128 has additional stack usage

  #75957 commented on Jul 12, 2025 • 0 new comments

• ContainBlockStoreAddress on arm64 can remove handles

  #76552 commented on Jul 12, 2025 • 0 new comments

• Investigate instability in TE for Arm64

  #77916 commented on Jul 12, 2025 • 0 new comments

• Improve logging of JitStressRegs flags in JitDump

  #78474 commented on Jul 12, 2025 • 0 new comments

• Tests fail with System.BadImageFormatException

  #4852 commented on Jul 12, 2025 • 0 new comments

• Improved register promotion in the presence of exception handling

  #6212 commented on Jul 12, 2025 • 0 new comments

• [LSRA][RyuJIT] Address the implementation limitation of honoring a reg optional operand even if marked copyreg or movereg

  #6261 commented on Jul 12, 2025 • 0 new comments

• LSRA: Avoiding reg spill to memory when reg-value is consistent with memory

  #6761 commented on Jul 12, 2025 • 0 new comments

• LSRA: Improve spill placement

  #6825 commented on Jul 12, 2025 • 0 new comments

• [RyuJIT][LSRA] Improve heuristics for allocating incoming parameters.

  #7999 commented on Jul 12, 2025 • 0 new comments

• [RyuJIT][LSRA] Consider pre-allocating high-frequency lclVars

  #8019 commented on Jul 12, 2025 • 0 new comments

• Allow local vars live across EH to be enregistered.

  #7775 commented on Jul 12, 2025 • 0 new comments

• Create HW intrinsics performance tests to track performance change and validate implementation

  #9908 commented on Jul 12, 2025 • 0 new comments

• [RyuJIT][LSRA] Let variables within a loop use register first

  #8846 commented on Jul 12, 2025 • 0 new comments

• Consider using SIMD registers for "hot" local variables instead of placing them on stack when out of free GP registers

  #10444 commented on Jul 12, 2025 • 0 new comments

• Task/TaskAwaiter completion makes lots of duplicate memory reads

  #11806 commented on Jul 12, 2025 • 0 new comments

• Struct promotion should promote 32-byte SIMD on 16-byte alignment

  #12623 commented on Jul 12, 2025 • 0 new comments

• Arm64 SVE: Size of vector is always 128bits

  #101433 commented on Jul 9, 2025 • 0 new comments

• JIT: loop cloning assumes array refs are TYP_REF

  #115663 commented on Jul 9, 2025 • 0 new comments

• Escape Analysis: Elide an array allocation in BitConverter.GetBytes pattern

  #113236 commented on Jul 9, 2025 • 0 new comments

• Regression over .net 8.0

  #108934 commented on Jul 9, 2025 • 0 new comments

• Trim Analyzer and Trimmer warning parity

  #101149 commented on Jul 9, 2025 • 0 new comments

• [Analyzer] Generate warnings for DebuggerDisplay attributes referencing RUC code

  #116846 commented on Jul 9, 2025 • 0 new comments

• [Doc BUG] [Missing information] Marshalling shapes

  #116403 commented on Jul 9, 2025 • 0 new comments

• Include searched locations in error message when host cannot find a .NET install

  #116108 commented on Jul 9, 2025 • 0 new comments

• System.DirectoryServices.Protocols LdapConnection doesn't work with Ntlm and Kerberos on Linux

  #66945 commented on Jul 9, 2025 • 0 new comments

• ResourceManager embeds "Files" into the assembly

  #43119 commented on Jul 9, 2025 • 0 new comments

• Track APX push2/pop2 OS changes for .NET unwinder changes

  #112762 commented on Jul 9, 2025 • 0 new comments

• IOException on '/etc/ssl/certs' only on mcr.microsoft.com/dotnet/core/aspnet:3.1-alpine image

  #43144 commented on Jul 9, 2025 • 0 new comments

• .NET and Native AOT improvements for CsWinRT 3.0

  #114179 commented on Jul 9, 2025 • 0 new comments

• [API Proposal]: RSA PSS salt length

  #104080 commented on Jul 10, 2025 • 0 new comments

• [.NET 8] Android crash at `mono_gc_wbarrier_generic_store_internal`

  #109461 commented on Jul 10, 2025 • 0 new comments

• Fatal signal 11 (SIGSEGV), code 1 (SEGV_MAPERR)

  #109930 commented on Jul 10, 2025 • 0 new comments

• FileSystemWatcher on Linux uses an excessive amount of resources

  #62869 commented on Jul 10, 2025 • 0 new comments

• RuntimeInstanceNotAllowed Error Initializing XmlSerializer on Android Release Build in .NET 9

  #109724 commented on Jul 10, 2025 • 0 new comments

• LogLevel Filter by Category may be not working on Linux (AppServices) when dots in CategoryName are replaced by underscore

  #60534 commented on Jul 10, 2025 • 0 new comments

• Test failure: profiler\\assembly\\ALCTest\\ALCTest.cmd

  #106241 commented on Jul 10, 2025 • 0 new comments

• CoreCLR Interpreter - preventing executable code generation at runtime

  #112743 commented on Jul 10, 2025 • 0 new comments

• [API Proposal]: ARM64-SVE: Masked versions of Across methods

  #101974 commented on Jul 9, 2025 • 0 new comments

• [mono][android] Investigate failures on Linux Bionic [x64/arm64] jobs

  #100281 commented on Jul 9, 2025 • 0 new comments

• [tvos][arm64] Segfault in System.Formats.Tests

  #101692 commented on Jul 9, 2025 • 0 new comments

• [mobile] Overview of mobile related CI failures

  #103472 commented on Jul 9, 2025 • 0 new comments

• Use CLOCK_MONOTONIC for mutex waiting on iOS/macOS

  #73650 commented on Jul 9, 2025 • 0 new comments

• Calendar selected in device settings not available in CultureInfo

  #109924 commented on Jul 9, 2025 • 0 new comments

• MONO interpreter: NIY encountered in method

  #114370 commented on Jul 9, 2025 • 0 new comments

• IOptionsMonitor.Current always go though ConcurrentDictionary getter - perf?

  #109446 commented on Jul 9, 2025 • 0 new comments

• [Android][crypto] Android 7 crashes in `AsymmetricDSASignature`

  #107867 commented on Jul 9, 2025 • 0 new comments

• [mono] [iOS] Cumulative Mono iOS HelloWorld size regressions from .NET 9

  #105701 commented on Jul 9, 2025 • 0 new comments

• Memory leak in .Net 8 using Entity Framework and Sqllite (.Net Android)

  #108762 commented on Jul 9, 2025 • 0 new comments

• [API Proposal]: Flatten() for LINQ

  #117409 commented on Jul 9, 2025 • 0 new comments

• [libc] Fatal signal 11 (SIGSEGV) when exception thrown on ARM devices

  #109462 commented on Jul 9, 2025 • 0 new comments

• [mono] .NET 10 Performance Overview

  #106953 commented on Jul 9, 2025 • 0 new comments

• net9.0 Blazor Server NU1102 on dotnet restore --runtime linux-x64

  #110624 commented on Jul 9, 2025 • 0 new comments

• Cannot publish android project with ReadyToRun

  #109004 commented on Jul 9, 2025 • 0 new comments

• Suggestion: IAsyncQueryable

  #77698 commented on Jul 9, 2025 • 0 new comments

• SIGSEGV crash in mono_interp_exec_method on .NET 9 iOS

  #115991 commented on Jul 9, 2025 • 0 new comments

• [infra][iOS][tvOS] Update Apple mobile OS versions used for CI testing to 18.x

  #113325 commented on Jul 9, 2025 • 0 new comments

• LibraryImportGenerator crashes when a malformed CollectionMarshaller and ElementMarshaller are used

  #117448 commented on Jul 9, 2025 • 0 new comments

• [Android, 9.0.3, LLVM] LLVM version of System.Net.Sockets.dll.so on Android ARM64 causes Azure.Storage.Blobs to malfunction

  #115533 commented on Jul 11, 2025 • 0 new comments

• Randomly getting System.Net.Http.HttpRequestException: hostname nor servname provided, or not known (prd-services-apim.xcbsystems.com:443)

  #111058 commented on Jul 11, 2025 • 0 new comments

• Arm release build crashes on emulator

  #109463 commented on Jul 11, 2025 • 0 new comments

• [Performance improvement] Minimize number of properties placed in the runtimeconfig.json file

  #112956 commented on Jul 11, 2025 • 0 new comments

• Android OS onboarding doc

  #113443 commented on Jul 11, 2025 • 0 new comments

• Unexpected `Vector3` sum on Android

  #114094 commented on Jul 11, 2025 • 0 new comments

• [Android, 9.0.60] Enabling LLVM on Android crashes the app at start

  #114794 commented on Jul 11, 2025 • 0 new comments

• EnableLLVM make Application Crash

  #109460 commented on Jul 11, 2025 • 0 new comments

• Performance degradation in .Net 9

  #108058 commented on Jul 11, 2025 • 0 new comments

• Enable running host tests using helix

  #77800 commented on Jul 11, 2025 • 0 new comments

• [API Proposal]: Add custom polynomial support for Crc32 and Crc64 class

  #78063 commented on Jul 11, 2025 • 0 new comments

• CoreCLR Interpreter

  #112748 commented on Jul 11, 2025 • 0 new comments

• [Perf] Linux/x64: 32 Regressions on 6/4/2025 5:12:34 PM +00:00

  #116486 commented on Jul 11, 2025 • 0 new comments

• ILStrip failed when trying to publish net9.0-ios with Google.Maps.Utils.iOS.dll

  #115838 commented on Jul 11, 2025 • 0 new comments

• Socket ConnectAsync returns successfully with a non-connected socket if canceled

  #75889 commented on Jul 11, 2025 • 0 new comments

• SVE: Test coverage around constants in Vector<T>

  #116989 commented on Jul 12, 2025 • 0 new comments

• [NativeAOT/linux-arm] Determinism test failure

  #100508 commented on Jul 12, 2025 • 0 new comments

• ConsoleMandel is not being (meaningfully) run

  #90276 commented on Jul 12, 2025 • 0 new comments

• Investigate stack alignment of structures on ARM64

  #114894 commented on Jul 12, 2025 • 0 new comments

• [ARM64][FP16] Convert float/double to half via FCVTH

  #92718 commented on Jul 12, 2025 • 0 new comments

• CoreCLR Interpreter - diagnostics

  #112744 commented on Jul 10, 2025 • 0 new comments

• CoreCLR Interpreter

  #112158 commented on Jul 10, 2025 • 0 new comments

• Adjustment to RichDebug format and standardizing it for external profiler use

  #96473 commented on Jul 10, 2025 • 0 new comments

• [Android] Crash - condition `xref_count == xref_index' not met, function:processing_build_callback_data

  #116974 commented on Jul 10, 2025 • 0 new comments

• Loading PFX without admin causes CryptographicException

  #110217 commented on Jul 10, 2025 • 0 new comments

• Debug build memory leak leading to OOM crashes in .NET 8 Android, when using OxyPlot PlotView

  #112701 commented on Jul 10, 2025 • 0 new comments

• dotnet publish inside WSL cannot handle read only files which are copied to the output path

  #115552 commented on Jul 10, 2025 • 0 new comments

• JIT: EH seemingly removed with `Dp.DotProductBySelectedQuadruplet`

  #116129 commented on Jul 10, 2025 • 0 new comments

• Directory.CreateDirectory with UnixFileMode sets different flags from File.SetUnixFileMode

  #116436 commented on Jul 10, 2025 • 0 new comments

• System.Security.Cryptography.Tests outerloop tests broken

  #117243 commented on Jul 10, 2025 • 0 new comments

• Test failure: System.IO.Pipes.Tests.AnonymousPipeTest_ServerOut_ClientIn.ReadWrite_Success_Large(mode: AsyncMemory, writeSize: 10485760, startWithFlush: True)

  #46719 commented on Jul 10, 2025 • 0 new comments

• [mono] Failing `AsVector4Single` test with `Unsafe.BitCast`

  #109345 commented on Jul 10, 2025 • 0 new comments

• Add back ILLink usage of dependency analysis framework

  #105159 commented on Jul 10, 2025 • 0 new comments

• Consider backport (or not) FileSystemEnumerator fixes for Unix

  #117250 commented on Jul 11, 2025 • 0 new comments

• DirectoryInfo.CreateSubdirectory fails when DirectoryInfo path is a root directory

  #116087 commented on Jul 11, 2025 • 0 new comments

• TypeDescriptor caching blocks unloading of code which uses it from unloadable load context

  #30656 commented on Jul 11, 2025 • 0 new comments

• [Android] App crashing with condition `xref_count == xref_index' not met

  #106410 commented on Jul 11, 2025 • 0 new comments

• [iOS] SSL Certificate Validation fails with RevocationStatusUnknown

  #117195 commented on Jul 11, 2025 • 0 new comments

• Version tag info in .csproj is incorrectly detected

  #113875 commented on Jul 11, 2025 • 0 new comments

• [infra][maccatalyst] Fix IO test compatibility issues occurring on MacCatalyst CI with macOS 14

  #114403 commented on Jul 11, 2025 • 0 new comments

• [API Proposal]: Boolean should implement IBitwiseOperators

  #103141 commented on Jul 14, 2025 • 0 new comments

• Efficient way to check if a method has been overridden

  #111083 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: BitOperations add Log10(uint/ulong value)

  #116043 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: `Delegate.UnsafeCreateFromPointer`

  #94977 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: TensorPrimitives.Sequential

  #111141 commented on Jul 14, 2025 • 0 new comments

• Consider using Happy Eyeballs or similar in SocketsHttpHandler

  #26177 commented on Jul 14, 2025 • 0 new comments

• [Perf] Linux/x64: 1 Regression on 7/1/2025 8:40:05 PM +00:00

  #117425 commented on Jul 14, 2025 • 0 new comments

• Test failure: JIT/Regression/JitBlue/DevDiv_461649/DevDiv_461649/DevDiv_461649.cmd

  #117138 commented on Jul 14, 2025 • 0 new comments

• [Perf] Linux/arm64: 19 Regressions on 5/19/2025 6:24:41 PM +00:00

  #115904 commented on Jul 14, 2025 • 0 new comments

• x86 Interop step-in causes exception from `_controlfp_s` in .NET 10 preview 5

  #117389 commented on Jul 14, 2025 • 0 new comments

• [Sve/Debugger]: SVE state is not preserved during debugging and hence returning wrong result

  #115452 commented on Jul 14, 2025 • 0 new comments

• JIT: avoid store covariance check for ref-type ldelem from same array

  #9159 commented on Jul 14, 2025 • 0 new comments

• Improve Arm64 Performance in .NET 10

  #109652 commented on Jul 14, 2025 • 0 new comments

• Intel architecture improvements for .NET 10

  #108869 commented on Jul 14, 2025 • 0 new comments

• Improve the emitter support for APX instructions

  #117326 commented on Jul 15, 2025 • 0 new comments

• Crossgen outerloop regression: JIT/opt/ObjectStackAllocation/ObjectStackAllocationTests/ObjectStackAllocationTests.cmd

  #109314 commented on Jul 15, 2025 • 0 new comments

• Assert failure '!CREATE_CHECK_STRING(bSmallObjectHeapPtr || bLargeObjectHeapPtr)'

  #111922 commented on Jul 15, 2025 • 0 new comments

• Blazor Wasm PWA with AOT, publish build is not working after upgrade to .NET 9

  #111663 commented on Jul 15, 2025 • 0 new comments

• [Perf] Windows/x64: System.IO.Compression.Brotli Regressions on 12/6/2024 12:52:57 AM

  #110583 commented on Jul 15, 2025 • 0 new comments

• HttpClient uploading files with NTLM: An existing connection was forcibly closed by the remote host -- .NET Core 2.1/3.0 difference against .NET Framework

  #31133 commented on Jul 15, 2025 • 0 new comments

• Change in GC behavior in 8.0.17

  #117319 commented on Jul 15, 2025 • 0 new comments

• [mono][Perf] `Perf_Base64` Regressions on 6/14/2024 3:42:32 AM

  #103653 commented on Jul 14, 2025 • 0 new comments

• [mono][Perf] MonoAOT `Perf_Single` and `Perf_Double` Regressions on 6/3/2024 6:35:27 PM

  #104076 commented on Jul 14, 2025 • 0 new comments

• Should `System.Int64.GetHashCode()` avoid dereferencing `m_value` twice?

  #105142 commented on Jul 14, 2025 • 0 new comments

• Convert.FromBase64XYZ(...) decoder should reject input when unused bits are not set to 0

  #105264 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: Methods to support ByRefLike types in "is-type" IL sequences

  #105435 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: InlineArray to Span conversion without Unsafe.As

  #105586 commented on Jul 14, 2025 • 0 new comments

• [Perf] Windows/x64: Regression in System.Buffers.Text.Tests.Base64EncodeDecodeInPlaceTests

  #105707 commented on Jul 14, 2025 • 0 new comments

• Port System.Runtime.Intrinsics docs for .NET 9 APIs

  #105989 commented on Jul 14, 2025 • 0 new comments

• Improve the perf of `Complex <op> double`

  #105759 commented on Jul 14, 2025 • 0 new comments

• Complex.Sin/Cos regressions in .NET 9

  #105997 commented on Jul 14, 2025 • 0 new comments

• Fast path for {U}Int128.operator % when the modulus is within UInt64

  #106915 commented on Jul 14, 2025 • 0 new comments

• Consider incorporating SimdBase64

  #107816 commented on Jul 14, 2025 • 0 new comments

• ARM64-AdvSimd: incorrect LoadVector128 summary

  #108594 commented on Jul 14, 2025 • 0 new comments

• .NET 8 performance issue with IBMMQDotnetClient (v9.3 & v9.4)

  #109729 commented on Jul 14, 2025 • 0 new comments

• Arm64 SVE: Implement missing predicate methods

  #115244 commented on Jul 14, 2025 • 0 new comments

• Tracking issue for illumos and Solaris x86-64 port work

  #34944 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: Span<T>.LowerBound, UpperBound binary search

  #111500 commented on Jul 14, 2025 • 0 new comments

• Expose WASM Hot Reload capabilities via `.props` file for consumption by `dotnet watch`

  #97462 commented on Jul 14, 2025 • 0 new comments

• # Fatal signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr ************ in tid **** (SGen worker)

  #105389 commented on Jul 14, 2025 • 0 new comments

• [mono][Perf] Number serialization regressions (154 Regressions on 1/10/2025 8:45:38 PM)

  #111911 commented on Jul 14, 2025 • 0 new comments

• R2R image of SPC has many costly ValueTuple methods

  #76513 commented on Jul 15, 2025 • 0 new comments

• Http Stress Status Report

  #42211 commented on Jul 15, 2025 • 0 new comments

• Arm64: Implement SVE2 APIs

  #115479 commented on Jul 15, 2025 • 0 new comments

• [API Proposal]: System.ClientModel.SourceGeneration add attribute to expose context class name to dependants.

  #117379 commented on Jul 15, 2025 • 0 new comments

• .NET Runtime-Async Feature

  #109632 commented on Jul 15, 2025 • 0 new comments

• [API Proposal]: ExampleValueAttribute

  #116341 commented on Jul 15, 2025 • 0 new comments

• Using File.Exists to check the pipe created will make the NamedPipeClientStream connect fail

  #69604 commented on Jul 15, 2025 • 0 new comments

• Validate certificate chain with custom trust root throws ArgumentOutOfRangeException

  #116977 commented on Jul 15, 2025 • 0 new comments

• Test failure: System.Transactions.Tests.AsyncTransactionScopeTests.VerifyBYOTAsyncTSNestedAsync

  #107239 commented on Jul 15, 2025 • 0 new comments

• System.Data.Odbc - Connection Object Not Closed When DataReader Object is Disposed/Closed Upon Command Execution

  #98549 commented on Jul 15, 2025 • 0 new comments

• Test failure: System.Data.Tests.DataSetReadXmlSchemaTest.SingleElementTreatmentDifference

  #110131 commented on Jul 15, 2025 • 0 new comments

• Windows Shutdown ETW Recording for JITed stacks is not working.

  #113412 commented on Jul 15, 2025 • 0 new comments

• [wasm] `critical_finalization` runtime test fails on Linux

  #75756 commented on Jul 15, 2025 • 0 new comments

• SampleProfiler EventPipe provider support for .net 8 Native AOT

  #92734 commented on Jul 15, 2025 • 0 new comments

• Request: Add PDB checksum (type 19) to ModuleDCStart/ModuleDCStop events

  #71644 commented on Jul 15, 2025 • 0 new comments

• [API Proposal]: Mark DynamicallyAccessedMemberTypes.All as EditorBrowsable(Never)

  #114197 commented on Jul 15, 2025 • 0 new comments

• Unable to get `FileVersionInfo` data from exe

  #110235 commented on Jul 15, 2025 • 0 new comments

• [API Proposal]: `Debug.Fail()` and `Trace.Fail()`

  #109780 commented on Jul 15, 2025 • 0 new comments

• [API Proposal]: An attribute to indicate boxed value type is not expected for certain API

  #91191 commented on Jul 15, 2025 • 0 new comments

• Dotnet-counter and other tools for specifying meter and ActivitySource names should support namespace wildcards

  #81574 commented on Jul 15, 2025 • 0 new comments

• Be consistent about caching behavior of function resolutions through IDynamicInterfaceCastable

  #107999 commented on Jul 15, 2025 • 0 new comments

• [iOS][HybridGlobalization] Clean-up internal testing related to hybrid globalization

  #105130 commented on Jul 15, 2025 • 0 new comments

• Timer sometimes fires 1ms early

  #87112 commented on Jul 15, 2025 • 0 new comments

• [API Proposal]: `UnsafeAccessor` for member handles

  #94975 commented on Jul 15, 2025 • 0 new comments

• Unable to Debug in VSCode

  #116864 commented on Jul 15, 2025 • 0 new comments

• JIT: Creating a `ReadOnlySpan<char>` over a string produces an excess `string.Length` read

  #116838 commented on Jul 15, 2025 • 0 new comments

• Sporadic Roslyn crash with .NET 8.0.404

  #110245 commented on Jul 15, 2025 • 0 new comments

• be consistent about tests for WatchOS

  #92601 commented on Jul 15, 2025 • 0 new comments

• [Android] Improve test coverage on CoreCLR Android

  #114951 commented on Jul 15, 2025 • 0 new comments

• [Mono][Android] Long running test: JIT/opt/OSR/pinnedlocal/pinnedlocal.sh

  #70820 commented on Jul 15, 2025 • 0 new comments

• [mono] Using Linq.Expressions on iOS crashes unless interpreter is enabled when migrating from xamarin to .NET

  #94063 commented on Jul 15, 2025 • 0 new comments

• [Mono] Tracking runtime test failures on Android arm32

  #53674 commented on Jul 15, 2025 • 0 new comments

• [Mono][Android][Test] System.ArgumentNullException: Value cannot be null. (Parameter 'path1')

  #54974 commented on Jul 15, 2025 • 0 new comments

• Multiple Jit compile errors on net6-ios target

  #72342 commented on Jul 15, 2025 • 0 new comments

• [Apple][TVOS][release/6.0-staging] Unhandled exception. System.IO.IOException: No space left on device

  #105146 commented on Jul 15, 2025 • 0 new comments

• Arm64 SVE: Remaining SVE1 API work

  #115331 commented on Jul 15, 2025 • 0 new comments

• [QUIC] Use MsQuic from brew package in OSX

  #114912 commented on Jul 15, 2025 • 0 new comments

• PLINQ query crashes a .NET Core 6 application due to unhandled InvalidCastException thrown from System.Threading.Tasks.Task.RunContinuations.

  #83520 commented on Jul 15, 2025 • 0 new comments

• dotnet.js fails to initialize when running in a web worker with onmessage handler

  #114918 commented on Jul 15, 2025 • 0 new comments

• If an attempt to acquire a System.Threading.Lock ends up throwing, we should leave the lock unlocked.

  #97240 commented on Jul 15, 2025 • 0 new comments

• Add tests with LoopbackServer for web sockets

  #73849 commented on Jul 13, 2025 • 0 new comments

• Arm64: cmn & neg shifted register instructions are not generated for LSR

  #111888 commented on Jul 14, 2025 • 0 new comments

• Arm64: testGCShadow assert fires when using DOTNET_HeapVerify=2

  #112269 commented on Jul 14, 2025 • 0 new comments

• [browser][MT]Download phase stalling.

  #108253 commented on Jul 14, 2025 • 0 new comments

• JIT: Flowgraph Modernization and Improved Block Layout in .NET 10

  #107749 commented on Jul 14, 2025 • 0 new comments

• [Mono] Android - Tracking runtime test failures on Android x64

  #44661 commented on Jul 14, 2025 • 0 new comments

• [Mono][Android][Test] Missing test related dll's

  #54906 commented on Jul 14, 2025 • 0 new comments

• [Mono][Android][Test] CORE_ROOT was not set for the test

  #54908 commented on Jul 14, 2025 • 0 new comments

• [Mono][Android][Test] Unhandled Exception: System.PlatformNotSupportedException: Operation is not supported on this platform.

  #54905 commented on Jul 14, 2025 • 0 new comments

• [Android][Test] Interop test: Native libraries are missing or incorrectly packaged in the app

  #91388 commented on Jul 14, 2025 • 0 new comments

• [MONO][Interp][Android] JIT/Performance/CodeQuality/Burgers/Burgers/Burgers.sh failed with interpreter

  #54358 commented on Jul 14, 2025 • 0 new comments

• `DOTNET_TC_CallCountingDelayMs=0` breaks BDN disassembler

  #117339 commented on Jul 14, 2025 • 0 new comments

• [Perf] Linux/x64: 38 Regressions on 4/21/2025 10:30:40 PM +00:00

  #117279 commented on Jul 14, 2025 • 0 new comments

• Track follow-up improvements to Copilot agent setup steps

  #115946 commented on Jul 14, 2025 • 0 new comments

• ILC considers types as constructed for IsAssignableFrom

  #116032 commented on Jul 14, 2025 • 0 new comments

• ComInterfaceGenerator bugs when 2 interfaces inherit from the same interface

  #111890 commented on Jul 14, 2025 • 0 new comments

• Merged test groups - check behavior when a test with incorrect settings is added to a merged directory

  #84182 commented on Jul 14, 2025 • 0 new comments

• System.Formats.Tar null-terminated strings not trimmed correctly

  #117331 commented on Jul 14, 2025 • 0 new comments

• When I added a TargetOS type to the build script, some BCL libraries failed to compile

  #117327 commented on Jul 14, 2025 • 0 new comments

• Black Duck Detects CVE-2023-45853 from madler/zlib:v1.2.13 in dotnet 8.0.15

  #117285 commented on Jul 14, 2025 • 0 new comments

• [ZipArchiveFuzzer] Assertion failed `zip64eocdLocatorProper && zip64EOCDLocator != null`

  #117147 commented on Jul 14, 2025 • 0 new comments

• Using UMONITOR, UMWAIT, TPAUSE in CLR and exposing in Intel specific hardware intrinsics

  #66873 commented on Jul 13, 2025 • 0 new comments

• NET 9.0 Android Console App SIGSEGV Crash

  #111071 commented on Jul 13, 2025 • 0 new comments

• DOTNET_TC_AggressiveTiering doesn't work as expected

  #101868 commented on Jul 13, 2025 • 0 new comments

• Test failure: profiler/handles/handles/handles.cmd

  #111008 commented on Jul 14, 2025 • 0 new comments

• Threadpool need a scheduler that can handle tasks with priority

  #46478 commented on Jul 14, 2025 • 0 new comments

• [Android] Mono startup crash (mono_runtime_invoke_checked, mono_assembly_request_byname)

  #103371 commented on Jul 14, 2025 • 0 new comments

• [tvOS] Crash in System.Text.Json NullableTests.ClassWithDictionariesWithNullableValues

  #79583 commented on Jul 14, 2025 • 0 new comments

• [Android][CoreCLR] Android.Device_Emulator.JIT.Test crashes with SIGSYS

  #115480 commented on Jul 14, 2025 • 0 new comments

• [Android] Investigate and reduce `coreclr_static.a` size

  #116531 commented on Jul 14, 2025 • 0 new comments

• Export `System.Security.Cryptography` APIs for singlefilehost in CoreCLR build for Android

  #111523 commented on Jul 14, 2025 • 0 new comments

• Fix libunwind errors in CoreCLR Android build

  #111527 commented on Jul 14, 2025 • 0 new comments

• "Undefined symbols: _main" when trying to build static library for iOS using "library mode"

  #97700 commented on Jul 14, 2025 • 0 new comments

• [mono][tests] Stop using CoreCLR-specific properties when building mono runtime tests

  #111919 commented on Jul 14, 2025 • 0 new comments

• [apple-mobile][infra] Internal CI is failing with Bad CPU type in executable

  #114327 commented on Jul 14, 2025 • 0 new comments

• [android]build cdac-build-tool failed

  #114986 commented on Jul 14, 2025 • 0 new comments

• During cross build, the same obj directory is used for target and host libunwind compilation

  #111868 commented on Jul 14, 2025 • 0 new comments

• [Android][TimeZoneInfo] GetSystemTimeZones returns timezones leading to duplicate DisplayNames API 21-25

  #90269 commented on Jul 14, 2025 • 0 new comments

• [tvOS] System.Linq.tests failing with "crashing signal 4"

  #116714 commented on Jul 14, 2025 • 0 new comments

• NetworkInterface.GetIPProperties() does not report MulticastAddresses for Android Always

  #108983 commented on Jul 14, 2025 • 0 new comments

• Arm64: ands & cmp shifted register instructions are not generated when a shift value greater than 63 is used

  #111889 commented on Jul 14, 2025 • 0 new comments

• Light up IndexOfAnyAsciiSearcher for AVX512

  #93222 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: Expose remaining AVX512-VBMI2 hardware instructions

  #88946 commented on Jul 14, 2025 • 0 new comments

• [Android] ToShortTimeString() missing space between time and AM/PM on API 34

  #93410 commented on Jul 14, 2025 • 0 new comments

• Provide support for alternative rounding modes for division and remainder of division.

  #93568 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: Arm64: FEAT_SVE2: bitwise

  #94015 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: Arm64: FEAT_SVE2: bit manipulate

  #94020 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: Arm64: FEAT_SVE2: maths

  #94022 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: AVX-512 `VPOPCNTDQ` and `BITALG` Intrinsics

  #96162 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: BFloat16

  #96295 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: AVX-512 IFMA Intrinsics

  #96476 commented on Jul 14, 2025 • 0 new comments

• [Analyzer Proposal]: Span parameter that could be a ReadOnlySpan parameter

  #96587 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: Expose `AVX512 FP16` and `AVX` `F16C` ISA

  #98820 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: : AVX-IFMA Intrinsics

  #98833 commented on Jul 14, 2025 • 0 new comments

• BindingFlagSupport source is duplicated between CoreLib and System.Reflection.MetadataLoadContext

  #116243 commented on Jul 14, 2025 • 0 new comments

• Be able to specify window size in BrotliCompressionOptions and let use large window size as native brotli encoder

  #116227 commented on Jul 14, 2025 • 0 new comments

• Number.MatchChars does not correctly support UTF-8

  #98919 commented on Jul 14, 2025 • 0 new comments

• Arm64/Sve: Some misc items about SVE Vector Length

  #101477 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: Add TaskAwaiter.OnCompleted() overload to support static delegates.

  #102387 commented on Jul 14, 2025 • 0 new comments

• Source generators should be able to handle C# 13 extensions

  #102817 commented on Jul 14, 2025 • 0 new comments

• [mono][Perf][x64] Matrix 3x2 Regressions on 6/15/2024 2:08:36 PM

  #103652 commented on Jul 14, 2025 • 0 new comments

• Direct support for UTF8 in System.Text.RegularExpressions.Regex

  #117329 commented on Jul 14, 2025 • 0 new comments

• Custom Attribute blob syntax for System.Type is unclear

  #116620 commented on Jul 14, 2025 • 0 new comments

• Test failure: System.Diagnostics.Metrics.Tests.MetricsTests.ThrowingExceptionsFromObservableInstrumentCallbacks

  #117226 commented on Jul 14, 2025 • 0 new comments

• Crossgen /createpdb option doesn't have enough test coverage

  #13134 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: CancellationToken parameters on async XmlReader methods

  #116587 commented on Jul 14, 2025 • 0 new comments

• Optimize Half.CompareTo

  #43117 commented on Jul 14, 2025 • 0 new comments

• Access Violation Exception after upgrading from .NET 8 to .NET 9

  #110769 commented on Jul 14, 2025 • 0 new comments

• Little nitpick with the documentation of Lazy.cs

  #111921 commented on Jul 14, 2025 • 0 new comments

• Type that inherits from generic type properties do not have the correct nullability.

  #117068 commented on Jul 14, 2025 • 0 new comments

• `dotnet test` does not print output for .NET Framework tests for Microsoft.Bcl.Cryptography

  #116604 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: Adding a generic version of `FindByIdentity`

  #116295 commented on Jul 14, 2025 • 0 new comments

• [API Proposal] Add IServiceScope<T> to promote type-safe scoped resolution and reduce service locator usage

  #116285 commented on Jul 14, 2025 • 0 new comments

• X509Certificate2 Fails to load Pfx files that contain a 25519 key/cert instead reports wrong password

  #46513 commented on Jul 14, 2025 • 0 new comments

• AsyncLocal<T> does not survive across `yield return` statement

  #47802 commented on Jul 14, 2025 • 0 new comments

• [wasm]regression in _HwiSideEffects::HwiSideEffects.TestProblemWithThrowingLoads

  #114250 commented on Jul 14, 2025 • 0 new comments

• Consider allowing Exception instances to be serialized without requiring BinaryFormatter

  #43482 commented on Jul 14, 2025 • 0 new comments

• Use weak table for storing active tasks with debugger attached

  #26565 commented on Jul 14, 2025 • 0 new comments

• [iOS] Matrix4x4Tests.Matrix4x4IndexerSetTest test fails

  #80876 commented on Jul 14, 2025 • 0 new comments

• A possible improvement of SIMD intrinsics docs

  #81753 commented on Jul 14, 2025 • 0 new comments

• [API Proposal]: Expose System.Runtime.Intrinsics.X86.Aes256 and Aes512

  #86952 commented on Jul 14, 2025 • 0 new comments