104 Pull requests merged by 44 people

• Replace CORCOMPILE_FIXUP_BLOB_KIND with ReadyToRunFixupKind

  #115854 merged May 27, 2025

• Revert [debugger] Fix crash during Async Break when APC and CET are enabled

  #116025 merged May 27, 2025

• Switch to ymm after zmm in genZeroInitFrameUsingBlockInit

  #115981 merged May 27, 2025

• Switch away from AzureLinux host docker testing temporarily

  #115993 merged May 27, 2025

• Replace ATP pattern with async/await in SmtpClient (part 2)

  #115722 merged May 27, 2025

• fix json source generator serialize when writing

  #116004 merged May 27, 2025

• JIT: Always intersect exception sets of defs

  #116007 merged May 27, 2025

• Fixup how xarch instructions check for embedded broadcast and masking support

  #115704 merged May 27, 2025

• [RISC-V] Optimize comparisons

  #115039 merged May 27, 2025

• JIT: Don't allow broadcast lowering to remove cast from decomposed long

  #116002 merged May 27, 2025

• Fix cmake warning

  #116000 merged May 27, 2025

• Fix conditions mismatch for gc-sections with lld

  #115964 merged May 27, 2025

• [release/8.0-staging] [DNS] Ignore ObjectDisposedException on CancellationToken Callback

  #115841 merged May 27, 2025

• [release/9.0-staging] [DNS] Ignore ObjectDisposedException on CancellationToken Callback

  #115840 merged May 27, 2025

• Enable AVX2 optimistically with AVX on NAOT

  #114575 merged May 27, 2025

• Replace use of DAMT.All in ComponentModel with a more restricted set

  #114126 merged May 26, 2025

• Skip static fields in FieldLayoutIntervalCalculator

  #115987 merged May 26, 2025

• Move GenTreeIntCon::gtCompileTimeHandle field to be a global map

  #115542 merged May 26, 2025

• Add a copilot prompt file for JIT-EE interface modifications

  #115889 merged May 26, 2025

• Remove bounds check for arr1[arr2.Length] pattern

  #115980 merged May 26, 2025

• [wasm][coreclr] Interpret everything on wasm

  #115788 merged May 26, 2025

• Added another case in the switch block to handle the object returned by Mono which differs from the object returned by CoreCLR

  #115885 merged May 26, 2025

• Cleanup some PAL items

  #115986 merged May 26, 2025

• Create copilot-instructions.md

  #115917 merged May 26, 2025

• [RuntimeAsync] ilasm/ildasm support for the MethodImpl.Async (Take 2)

  #115658 merged May 26, 2025

• add HttpMethod.Query

  #115934 merged May 26, 2025

• Delete FEATURE_DOUBLE_ALIGNMENT_HINT for GC heap allocations

  #115985 merged May 26, 2025

• [wasm coreclr] Make clr.runtime+libs build on Windows

  #115058 merged May 26, 2025

• Rename collectPerfCounters to collectMetrics in browser runtime

  #115926 merged May 26, 2025

• Enable new exception handling on win-x86

  #115957 merged May 26, 2025

• Support out of proc Histogram Base 2 Exponential aggregation

  #115852 merged May 26, 2025

• Fix intermittent failures in PAL tests

  #115958 merged May 26, 2025

• Fix Creating Undermined Culture

  #115919 merged May 25, 2025

• [wasm] Bump chrome for testing - linux: 136.0.7103.113, windows: 137.0.7151.41

  #115969 merged May 25, 2025

• Disable Android tests in default CI set for now

  #115973 merged May 25, 2025

• JIT: Disallow forward substitution of async calls

  #115936 merged May 25, 2025

• Disable Android tests in default CI set for now

  #115956 merged May 24, 2025

• Added an override for IsCollectible in RuntimeType to fix inconsistency between Mono and CoreCLR

  #115785 merged May 24, 2025

• Simplify findvcvarsall.bat

  #115951 merged May 24, 2025

• Add missing null check for SlhDsa's constructor

  #115944 merged May 24, 2025

• x86/funclets: Handle longjmp

  #115932 merged May 24, 2025

• [NativeAOT] Fix: Prevent EETypeKindMask invalidation from uint16_t cast

  #115925 merged May 23, 2025

• When cloning method descs be careful with fields that have different offsets between the source and destination.

  #115798 merged May 23, 2025

• Add dotnet to the path for copilot agent

  #115912 merged May 23, 2025

• Make HttpStress fail on unobserved exceptions

  #115849 merged May 23, 2025

• Use sln format for coreclr and corehost

  #115935 merged May 23, 2025

• JIT: Avoid implicit byref retbufs in async calls

  #115888 merged May 23, 2025

• JIT: Remove overzealous async assert

  #115883 merged May 23, 2025

• [crossgen2] Prevent inlining of PInvoke marshalling accross version bubbles

  #115277 merged May 23, 2025

• [release/9.0-staging] throw an exception instead of infinite loop in sort_mark_list

  #115529 merged May 23, 2025

• [release/8.0-staging] throw an exception instead of infinite loop in sort_mark_list

  #115528 merged May 22, 2025

• JIT: Unprotect handler entry after finally removal

  #115907 merged May 22, 2025

• Debugger fixes for the Windows X86 EH Funclets model

  #115630 merged May 22, 2025

• Update WebAssembly image to Ubuntu 24.04

  #115901 merged May 22, 2025

• Implement CEE_LDOBJ and CEE_STOBJ in the interpreter

  #115900 merged May 22, 2025

• [release/10.0-preview5][browser] EP profiler - identify top frame, positive PID

  #115906 merged May 22, 2025

• [browser] EP profiler - identify top frame, positive PID

  #115825 merged May 22, 2025

• [release/9.0-staging] JIT: Fix invalid removal of explicit zeroing in methods without .localsinit

  #115568 merged May 22, 2025

• Implement SVE2 BitwiseSelect, BitwiseSelectLeftInverted, BitwiseSelectRightInverted

  #115775 merged May 22, 2025

• Remove always searching executable directory for native libraries in single-file applications

  #115236 merged May 22, 2025

• Intrinsic support for transient codegen.

  #115639 merged May 22, 2025

• Convert sln to slnx

  #115818 merged May 22, 2025

• Add long/ulong->float cast helpers

  #114597 merged May 22, 2025

• Fix build break for paltests

  #115877 merged May 22, 2025

• Use new TypeName methods in runtime tools

  #115857 merged May 22, 2025

• JIT: update layout of BLK nodes during escape analysis

  #115845 merged May 22, 2025

• JIT: also check gc-ness of layout for GT_BLK during escape analysis

  #115844 merged May 22, 2025

• [browser] Remove rest of StartupMemoryCache

  #115878 merged May 22, 2025

• Decrease number of allocations in new test

  #115887 merged May 22, 2025

• Create copilot-setup-steps.yml

  #115834 merged May 22, 2025

• JIT: Fix SysV first/second return register GC info mismatch when generating calls

  #115827 merged May 22, 2025

• JIT: Copy BBF_ASYNC_RESUMPTION when splitting edges in LSRA

  #115836 merged May 22, 2025

• Revert "Pin web assembly server 2025 docker image"

  #115830 merged May 22, 2025

• [minipal] Don't assert when writing empty string

  #115824 merged May 22, 2025

• Implement ldtoken in the interpreter

  #115723 merged May 22, 2025

• Consolidate QueryPerformanceCounter/GetTickCount usages to minipal/time.h

  #115408 merged May 21, 2025

• Allow using flat layout for component assemblies of composite R2R

  #115631 merged May 21, 2025

• [release/9.0-staging][wasm][interpreter] Fix PackedSimd interpreter intrinsics

  #114218 merged May 21, 2025

• [Android] Run CoreCLR library tests on Android

  #114148 merged May 21, 2025

• Update Linux versions in build pipeline

  #115784 merged May 21, 2025

• JIT: Don't reverse copied condition in fgOptimizeBranch

  #115842 merged May 21, 2025

• Add targeted regression test for #115442

  #115817 merged May 21, 2025

• Refactor Sequential/Explicit layout to happen in the same phase where we do Auto layout

  #113454 merged May 21, 2025

• Implement SVE2 ShiftLeftAndInsert

  #115776 merged May 21, 2025

• Add a helper utility to clear the environment variables for tests

  #115752 merged May 21, 2025

• Bump main to .NET 10 Preview 6

  #115808 merged May 21, 2025

• JIT: another bit of refactoring in escape analysis

  #115812 merged May 21, 2025

• JIT: arrays are now not always TYP_REF

  #115801 merged May 21, 2025

• Move FLS init before EventPipeAdapter::FinishInitialize and the first SetupThread()

  #115546 merged May 21, 2025

• Update area owners

  #115751 merged May 21, 2025

• JIT: Remove early fgOptimizeBranch pass

  #115734 merged May 21, 2025

• Don't include LICENSE.TXT in nuget packages

  #115518 merged May 21, 2025

• [browser] don't set js_handle for js prototypes

  #115773 merged May 21, 2025

• [release/9.0-staging] [STJ] Account for F# CompilationMappingAttribute now supporting multiple declarations.

  #115076 merged May 21, 2025

• [release/8.0-staging] [STJ] Account for F# CompilationMappingAttribute now supporting multiple declarations.

  #115077 merged May 21, 2025

• JIT: Spill value before byref address in stsfld

  #115772 merged May 21, 2025

• JIT: Fix handling for SIMD types in async transformation

  #115652 merged May 21, 2025

• [LoongArch64] Fix the pointer load in asmhelper.S:ThisPtrRetBufPrecodeWorker with PR#112548.

  #115814 merged May 21, 2025

• Do not shortcut CompilerComparer

  #115807 merged May 21, 2025

• JIT: Don't clone or unroll cold loops

  #115744 merged May 21, 2025

• Correct XML doc of Volatile.WriteBarrier()

  #115803 merged May 21, 2025

• Reapply "Create a single copy of stub templates

  #115749 merged May 20, 2025

• Update pipeline links

  #115787 merged May 20, 2025

• Update Linux versions in CoreCLR pipeline

  #115757 merged May 20, 2025

60 Pull requests opened by 42 people

• Re-revert "Make mutable generic collection interfaces implement read-only collection interfaces (#95830)"

  #115802 opened May 20, 2025

• [APX] fix bugs in NDD code gen

  #115809 opened May 20, 2025

• BypassReadyToRun when initializing ProbabilisticMap

  #115811 opened May 21, 2025

• Fix System.Text.Json flags enum serialization with JsonStringEnumConverter

  #115823 opened May 21, 2025

• Make HttpClientFactory implement IDisposable to clean up resources

  #115826 opened May 21, 2025

• Fix JsonValueConverter to handle array and object values in Dictionary<string, JsonValue>

  #115829 opened May 21, 2025

• [main] Source code updates from dotnet/dotnet

  #115833 opened May 21, 2025

• JIT: Move loop inversion to after loop recognition

  #115850 opened May 21, 2025

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

  #115855 opened May 22, 2025

• Option to disallow duplicate JSON properties

  #115856 opened May 22, 2025

• Replace Win32 PAL implementation with minipal implementation

  #115858 opened May 22, 2025

• Implement SVE2 Xor, XorRotateRight

  #115891 opened May 22, 2025

• EE - Fix deadlock on thread suspension by GC collection (#115794)

  #115892 opened May 22, 2025

• Add docs link to tutorial

  #115899 opened May 22, 2025

• Fix typo in RecognizerBase: invalid variable in condition

  #115902 opened May 22, 2025

• Add dispose of X509Chain in SignedXml

  #115909 opened May 22, 2025

• Add support for string constructors to the interpreter

  #115914 opened May 22, 2025

• Add multi-dim array support to the interpreter

  #115916 opened May 22, 2025

• Fix implementation of IFindReferenceTargetsCallback::FoundTrackerTarget

  #115921 opened May 23, 2025

• [RISC-V][LoongArch64] Handle reversed fields in lowered structs

  #115933 opened May 23, 2025

• [release/10.0-preview5] Source code updates from dotnet/dotnet

  #115937 opened May 23, 2025

• Fix telemetry for redirect + custom ICredentials

  #115939 opened May 23, 2025

• Ordered evaluation in FileSystemGlobbing Matcher

  #115940 opened May 23, 2025

• [RISC-V] Reverse unordered FP comparisons in branches

  #115943 opened May 23, 2025

• [browser][WBT] EventPipe - end to end test

  #115945 opened May 23, 2025

• [TEST] Enable runtime async tests

  #115947 opened May 23, 2025

• Sve: Preliminary support for agnostic VL for JIT scenarios

  #115948 opened May 23, 2025

• Remove emitter unit tests which are not supported and add MoveScalar …

  #115952 opened May 23, 2025

• Remove dead code in R2RPEBuilder

  #115953 opened May 23, 2025

• [RuntimeAsync] Do not fail EnC on ordinary Task-returning methods when async feature is turned on.

  #115954 opened May 23, 2025

• Record exception in HttpClient native instrumentation

  #115959 opened May 24, 2025

• Added exfat enum entry

  #115963 opened May 24, 2025

• Improve Math.BigMul on x64 by adding new internal `Multiply` hardware intrinsic to X86Base

  #115966 opened May 24, 2025

• Fix parsing of json with UTF 8 BOM in the host

  #115967 opened May 24, 2025

• Unbounded memory leak from DependencyInjectionEventSource

  #115974 opened May 25, 2025

• JIT: Add a `gtFindNodeInTree` helper

  #115975 opened May 25, 2025

• JIT: Allow forward subbing no-return calls

  #115976 opened May 25, 2025

• JIT: Support bitwise field insertions for call arguments

  #115977 opened May 25, 2025

• PipeWriter.UnflushedBytes long property wraps to negative numbers after int.MaxValue

  #115978 opened May 25, 2025

• Rework how EVEX+AVX512+AVX10 are supported by the JIT to greatly simplify things

  #115983 opened May 26, 2025

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

  #115984 opened May 26, 2025

• [HTTP] Timeout CI experiments

  #115992 opened May 26, 2025

• [WIP] Support certificate validation for TLS alerts for Linux

  #115996 opened May 26, 2025

• [Mono] Fix wait's returning false on non-runtime queued user APC's.

  #116001 opened May 26, 2025

• Fix dataflow annotations on `TypeExtensions`

  #116008 opened May 27, 2025

• JIT: Refactor CSE candidate storage slightly

  #116009 opened May 27, 2025

• Distinguish OOM and failure to reprotect in thunks APIs

  #116010 opened May 27, 2025

• [RISC-V] Simplifying the loop generated in genZeroInitFrameUsingBlockInit

  #116011 opened May 27, 2025

• Revert "[release/9.0-staging] Fix crash during Async Break when APC and CET are enabled"

  #116015 opened May 27, 2025

• JIT: Graph-based loop inversion

  #116017 opened May 27, 2025

• [release/10.0-preview5] Fix implementation of IFindReferenceTargetsCallback::FoundTrackerTarget

  #116018 opened May 27, 2025

• Remove canceled AsyncOperations from channel queues

  #116021 opened May 27, 2025

• Add Sve.IsSupported check in test

  #116026 opened May 27, 2025

• JIT: fix retyping of BLK ops when parent local is retyped

  #116027 opened May 27, 2025

• [DRAFT] Use il offset walker instead of debugger data to gather the IL offset during stack trace generation

  #116031 opened May 27, 2025

• Draft : Adding puhs2/pop2

  #116035 opened May 27, 2025

• Revert removal of embedModuleHandle and embedFieldHandle

  #116036 opened May 27, 2025

• Add missing connection strings to EnvironmentVariablesConfigurationProvider

  #116037 opened May 27, 2025

• Rename conflicting test assemblies

  #116038 opened May 27, 2025

• [WIP] SmtpClientTest.SendAsync_CanBeCanceled_SendAsyncCancel test failed in CI

  #116042 opened May 27, 2025

97 Issues closed by 41 people

• [Feature Request]: Better ILogger sampling and filtering

  #82465 closed May 27, 2025

• CORCOMPILE_FIXUP_BLOB_KIND is redundant code

  #115853 closed May 27, 2025

• [API Proposal]: Add `Path.GetTempFileName(string extension)` overload

  #116033 closed May 27, 2025

• Suboptimal stack zeroing on AVX512

  #114274 closed May 27, 2025

• JIT/Regression_2 test failures: No file descriptors available

  #115640 closed May 27, 2025

• SmtpClientSendMailTest_SendAsync.MultipleRecipients_Failure_All test failure

  #115070 closed May 27, 2025

• JsonIgnore not working properly for generator

  #116003 closed May 27, 2025

• how to build release version of coreclr for android?

  #33237 closed May 27, 2025

• Test failure: global::JitTest_castclass_ldloc_cs.TestClass.TestEntryPoint()

  #112848 closed May 27, 2025

• JIT: wrong result with Avx512F.BlendVariable

  #114921 closed May 27, 2025

• CoreFX does not support SHA512256

  #21977 closed May 27, 2025

• [NativeAOT] DWARF symbols for shared libraries produce invalid DW_AT_decl_file/DW_AT_decl_line

  #115769 closed May 27, 2025

• ARM64 SVE: Duplicating a scalar to a vector is non optimal

  #108321 closed May 27, 2025

• Assertion failed 'tree->IsUnusedValue()' in 'Program:M0()' during 'Linear scan register alloc'

  #115202 closed May 27, 2025

• CMake endif mismatch

  #115998 closed May 27, 2025

• Expose System.Globalization.CharUnicodeInfo.GetBidiCategory

  #44464 closed May 27, 2025

• [API Proposal]: Clearer additional method overloads for narrowing/widening a vector

  #113307 closed May 27, 2025

• [Question] Need help obtaining assembly dependencies

  #114202 closed May 26, 2025

• Using IMetaDataEmit::DeleteToken causes the runtime to hang

  #114306 closed May 26, 2025

• Using Options Validation Source Generator results in increased app size

  #106366 closed May 26, 2025

• Test crashes in arm32 `runtime-coreclr libraries-jitstress-random` pipeline

  #114823 closed May 26, 2025

• [iOS] TimeZoneInfo.FindSystemTimeZoneById throws TimeZoneNotFoundException on iOS but works on Windows and Android

  #115994 closed May 26, 2025

• Regression: Unnecessary bounds check generated

  #115793 closed May 26, 2025

• Mono: NullabilityInfo.ReadState returns incorrect NullabilityState value

  #115295 closed May 26, 2025

• [RuntimeAsync] Implement ilasm/ildasm support for the MethodImpl.Async

  #115093 closed May 26, 2025

• [API Proposal]: Add minimal QUERY verb support to HttpClient

  #114489 closed May 26, 2025

• Port FEATURE_DOUBLE_ALIGNMENT_HINT to native AOT

  #101284 closed May 26, 2025

• Proposal: Add an overload of string.Replace that accepts CultureInfo and CompareOption (and additionally Span-based overloads)

  #29111 closed May 26, 2025

• Rename collectPerfCounter to collectMetrics

  #115472 closed May 26, 2025

• [iOS] Using CompareOptions.IgnoreSymbols throws an exception in .net 9

  #115304 closed May 26, 2025

• New exception handling on win-x86

  #113985 closed May 26, 2025

• System.Diagnostics.Metrics out of proc monitoring improved histogram support

  #109388 closed May 26, 2025

• Wrong culture returned from CultureInfo.GetCultureInfo("")

  #115913 closed May 25, 2025

• JIT: Assertion failed 'dsc->TypeGet() != TYP_BYREF' during 'Transform async'

  #115894 closed May 25, 2025

• Suggestion: Rename `System.IO.Path.GetDirectoryName` to `System.IO.Path.GetDirectoryPath` for clarity

  #115965 closed May 25, 2025

• [API Proposal]: Vector128/256 AddSaturate/RemoveSaturate

  #82559 closed May 24, 2025

• Vector{<T>|64|128|256|512}.Narrow with saturation

  #75724 closed May 24, 2025

• Unexpected behaviour where code execution suddenly stops

  #115960 closed May 24, 2025

• Missing GCX_PREEMP_NO_DTOR in PropagateLongJmpThroughNativeFrames

  #115701 closed May 24, 2025

• [Perf] Linux/arm64: 1 Regression in Perf_HashCode on 11/12/2024 1:47:19 AM

  #109834 closed May 24, 2025

• Re-enable Azure Linux 3 testing

  #114276 closed May 23, 2025

• [runtime-async] Calling interface Task<T> methods on structs crash the runtime when invoked in an ALC

  #115667 closed May 23, 2025

• LC_MONETARY locale file settings are not respected when using CultureInfo.CreateSpecificCulture under Linux

  #115941 closed May 23, 2025

• [API Proposal]: `ArgumentException.ThrowIfNullOrEmpty` for collections and spans

  #115931 closed May 23, 2025

• ICU causes crash, when running on Mac (.NET8)

  #115928 closed May 23, 2025

• JIT: Assertion failed 'retbufArg->GetNode()->OperIs(GT_LCL_ADDR)' during 'Transform async'

  #115884 closed May 23, 2025

• JIT: Assertion failed 'varTypeIsStruct(resultLcl) == varTypeIsStruct(call->gtReturnType)' during 'Transform async'

  #115839 closed May 23, 2025

• StackTrace.GetFrames(true) - GetFileLineNumber() tests

  #30322 closed May 23, 2025

• Cannot profile exception performance possibly due to stack walking issue

  #13218 closed May 23, 2025

• HttpHandlerDiagnosticListener did not send DiagnosticSource Ex.Stop event on netfx in W3C mode #40777

  #38152 closed May 23, 2025

• CPU sample data collected using collectCpuSamples() from Blazor WebAssembly app doesn't load in Visual Studio

  #115579 closed May 22, 2025

• [System.Security]Android DllNotFoundException: libSystem.Security.Cryptography.Native.OpenSsl

  #115450 closed May 22, 2025

• Remove always searching executable directory for native libraries in single-file applications

  #114717 closed May 22, 2025

• [area-Tools-ILLink]: Key Not Found: 'QuickGraph.Collections.FibonacciHeap`2/<GetEnumerator>d__8'

  #109821 closed May 22, 2025

• Add common helper methods to the String class (Contains(StringComparison), Replace(StringComparison), Left, Truncate, TrimPrefix)

  #14831 closed May 22, 2025

• iOS "dotnet" exited with code 150. (MSB6006)

  #108735 closed May 22, 2025

• JIT: 'X <= uint.MaxValue' to 'X >> 32'

  #76525 closed May 22, 2025

• R2R + Jit issue when inlining intrinsic methods

  #115429 closed May 22, 2025

• [Fuzzlyn] Assertion failure in objectalloc: `newType == TYP_I_IMPL`

  #115897 closed May 22, 2025

• [Fuzzlyn] Assertion failure in morhpblock: `m_blockLayout->CanAssignFrom(m_src->GetLayout(m_comp))`

  #115898 closed May 22, 2025

• Use slnx files instead of sln per library node

  #93878 closed May 22, 2025

• JIT: Model `Int64/UInt64 -> Single` casts without intermediate cast to `Double`

  #106646 closed May 22, 2025

• Use new TypeName methods in runtime tools

  #112376 closed May 22, 2025

• JIT: Assertion failed 'm_blockLayout->CanAssignFrom(m_src->GetLayout(m_comp))' during 'Morph - Global'

  #115832 closed May 22, 2025

• JIT: Assertion failed 'newType == TYP_I_IMPL' during 'Allocate Objects'

  #115831 closed May 22, 2025

• [browser] remove rest of StartupMemoryCache

  #115107 closed May 22, 2025

• [NativeAOT] linux-arm bring up

  #97729 closed May 22, 2025

• Ability to set and extract request metadata for outgoing http requests

  #84728 closed May 22, 2025

• Support folding feature switch conditions in ILC cctor interpreter (Native AOT)

  #114499 closed May 22, 2025

• Proposal: Clarify or Alias AddHttpClient to Better Reflect Factory Behavior Problem

  #115819 closed May 22, 2025

• JIT: Assertion failed '!"Jump into middle of try region"' during 'Linear scan register alloc'

  #115835 closed May 22, 2025

• Revert Pin web assembly server 2025 docker image

  #112510 closed May 22, 2025

• System.Runtime.InteropServices.SafeHandle.InternalRelease Method errors with ObjectDisposedException on MacOS

  #112674 closed May 21, 2025

• [8.0] PosixSignalRegistrationTests.SignalHandlerCalledForKnownSignals failure: "Exit code was 134 but it should have been 42"

  #114925 closed May 21, 2025

• System.Threading tests are flaking at a high rate on Android x64

  #49937 closed May 21, 2025

• System.Data.Common.Tests Fail on Android

  #50923 closed May 21, 2025

• Microsoft.Extensions.Logging.EventSource.Tests fails on Android, and wasm

  #50874 closed May 21, 2025

• [Android][mono] Missing libSystem.Security.Cryptography.Native.Android.so causes JIT.Static.Test crashes across all architectures

  #115692 closed May 21, 2025

• Microsoft.Extensions.DependencyInjection.Tests Fails on Android

  #50871 closed May 21, 2025

• [NativeAOT] dotnet publish -c Release -v diag hangs at IlcCompile with <TrimmerRootAssembly Include="Npgsql"/>

  #115267 closed May 21, 2025

• IlcCompiler never ends

  #115442 closed May 21, 2025

• [API Proposal]: Enable Inheriting from System.Array or Support for Custom Array-Like Types

  #115721 closed May 21, 2025

• [API Proposal]: IsEmpty Linq extension property

  #115792 closed May 21, 2025

• Can we avoid resetting all env vars for some remotely executed tests?

  #100505 closed May 21, 2025

• Base64 decoding issue

  #115828 closed May 21, 2025

• JIT: Assertion failed 'op1ArrayRef->TypeGet() == TYP_REF' during 'Morph - Structs/AddrExp'

  #115495 closed May 21, 2025

• Assertion failure g_flsIndex != FLS_OUT_OF_INDEXES

  #114506 closed May 21, 2025

• Different behaviour in comparing IPAddress.IPv6Any to IPv6None to non .Net6 frameworks

  #115804 closed May 21, 2025

• [browser] JSObject.GetPropertyAsJSObject on prototypes is not consistent

  #110716 closed May 21, 2025

• System.Text.Json 9.0 can break case-insensitive enum deserialization when there is a naming policy

  #110745 closed May 21, 2025

• Deserializing inherited class throws exception

  #114824 closed May 21, 2025

• [API Proposal]: `INumberBase.MinValue` and `INumberBase.MaxValue`

  #115821 closed May 21, 2025

• JIT: Assertion failed 'dsc->TypeGet() != TYP_BYREF' during 'Transform async'

  #115671 closed May 21, 2025

• JIT: Assertion failed '(resultLcl->TypeGet() == TYP_STRUCT) == (call->gtReturnType == TYP_STRUCT)' during 'Transform async'

  #115613 closed May 21, 2025

• Native Aot warning in Spectre.Console using DynamicallyAccessedMembers on a delegate parameter

  #115431 closed May 21, 2025

• Error NU1101 :unable to find package Microsoft.NETCore.App.Host.arch-x64. dotnet 9

  #115625 closed May 20, 2025

• armel build broken due to unused arguments in CryptoNative_MLDsaGetPalId

  #115805 closed May 20, 2025

57 Issues opened by 46 people

• [API Proposal]: BitOperations add Log10(uint/ulong value)

  #116043 opened May 27, 2025

• SmtpClientTest.SendAsync_CanBeCanceled_SendAsyncCancel test failed in CI

  #116041 opened May 27, 2025

• Utf8JsonWriter WriteXValue methods assume an array is being written to

  #116039 opened May 27, 2025

• ILC considers types as constructed for IsAssignableFrom

  #116032 opened May 27, 2025

• Pri1 tests cannot be built (duplicate test names int32_r and int32_ro)

  #116030 opened May 27, 2025

• [API Proposal]: Add Interval to System.Data.DbType

  #116029 opened May 27, 2025

• [API Proposal]: Verify HMAC/KMAC APIs

  #116028 opened May 27, 2025

• No information about application is recorded when WindowsEventLog class failed to write event log

  #116022 opened May 27, 2025

• Sign macOS binaries that aren't signed

  #116019 opened May 27, 2025

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

  #116016 opened May 27, 2025

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

  #116014 opened May 27, 2025

• [Perf] Linux/x64: System.Cryptography Regressions on 5/20/2025 6:04:06 PM +00:00

  #116020 opened May 27, 2025

• [Perf] Windows/x64: 2 Regressions on 5/19/2025 12:29:04 PM +00:00

  #116040 opened May 27, 2025

• [API Proposal]: Arm64 SVE: Add LoadAndReplicateToVector for SVE

  #116006 opened May 27, 2025

• [Perf] Windows/x64: 2 Regressions on 5/21/2025 3:33:00 AM +00:00

  #116024 opened May 27, 2025

• [Perf] Linux/x64: 2 Regressions on 5/21/2025 2:09:44 PM +00:00

  #116023 opened May 27, 2025

• [API Proposal]: ExceptBy taking another collection of the source type

  #116005 opened May 27, 2025

• MultipartContent with zero parts writes itself as a dummy empty part

  #115997 opened May 26, 2025

• cannot create linux cross-build environment

  #115995 opened May 26, 2025

• SIGSEGV crash in mono_interp_exec_method on .NET 9 iOS

  #115991 opened May 26, 2025

• [API Proposal]: Add MaybeNullIfNull attribute

  #115990 opened May 26, 2025

• Monitor performance ~30x slower

  #115989 opened May 26, 2025

• Test failure: JIT/opt/SVE/PredicateInstructions/PredicateInstructions.cmd

  #115988 opened May 26, 2025

• RangeAttribute throws exception if value is outside range of type

  #115982 opened May 26, 2025

• JIT: Assertion failed 'm_blockLayout->CanAssignFrom(m_src->GetLayout(m_comp))' during 'Morph - Global'

  #115979 opened May 25, 2025

• `TaskHostFactory` does not work with public properties with private get accessor as task parameters

  #116012 opened May 25, 2025

• JIT: Range check not skipped for 64-bit `x >>> cns` known to be in range

  #115968 opened May 24, 2025

• DriveInfo.DriveType returns Unknown for exfat filesystems

  #115962 opened May 24, 2025

• Should we add System.ThreadingAccessControl to the base shared framework

  #115961 opened May 24, 2025

• Build android-x64 Release AllSubsets_CoreCLR takes very long time

  #115955 opened May 24, 2025

• JIT: local morph impacted by old promotion replacing wrapper structs with fields

  #115950 opened May 23, 2025

• System.InvalidCastException in DynamicallyAccessedMembersAnalyzer when using C# 14 extensions

  #115949 opened May 23, 2025

• Track follow-up improvements to Copilot agent setup steps

  #115946 opened May 23, 2025

• Distributed tracing and metrics are not emitted on redirects with custom ICredentials

  #115938 opened May 23, 2025

• [browser] add unit test for event pipe profiler

  #115930 opened May 23, 2025

• Test failure: baseservices/threading/generics/threadstart/GThread01_threadstart/GThread01_threadstart.dll

  #115929 opened May 23, 2025

• JIT: Cold code inlining decisions are incorrectly used later

  #115918 opened May 23, 2025

• UTF-8 BOM causes .deps.json and .runtimeconfig.json to break and prevent app from launching

  #115915 opened May 22, 2025

• Hot Reload: Clear resource cache on metadata update

  #115911 opened May 22, 2025

• EnC: Add support for updating ManifestResource table

  #115910 opened May 22, 2025

• AOT compilation produce stacks overflow

  #115905 opened May 22, 2025

• Debugger unable to Transition

  #115890 opened May 22, 2025

• [API Proposal]: El Gamal encryption algorithm and zero-knowlegde proof

  #115882 opened May 22, 2025

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

  #115903 opened May 22, 2025

• [Perf] Linux/arm64: 19 Regressions on 5/19/2025 6:24:41 PM +00:00

  #115904 opened May 22, 2025

• [dotnet-sdk-10.0.100-preview.5.25266.36] Some WinUI applications crash with exception code 0xc000027b during runtime

  #115881 opened May 22, 2025

• Namespace System.IO.Hashing usage with Powershell

  #115880 opened May 22, 2025

• Frequent GC Triggered by 'Internal Tuning' on Windows node compared to Linux/ARM node in .NET 8.0.16

  #115879 opened May 22, 2025

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

  #115859 opened May 22, 2025

• Microsoft.DotNet.CoreSetup.Test.HostActivation.FrameworkDependentAppLaunch.AppHost_GlobalLocation fails with "Failed to restore file HelloWorld.exe"

  #115851 opened May 21, 2025

• dotnet test on linux container randomly crashing host

  #115848 opened May 21, 2025

• XML serialization of xs:list elements doesn't respect white-space separation

  #115837 opened May 21, 2025

• ILStrip failed when trying to publish net9.0-ios with Google.Maps.Utils.iOS.dll

  #115838 opened May 21, 2025

• Newtonsoft JSON uses less ram then System.Text.Json on same large JSON

  #115816 opened May 21, 2025

• Reproducible segfaults during GC on .NET 8/9 Linux x64

  #115815 opened May 21, 2025

• Blazor app hang with Net10 P4 (& VS17.14 P6 or 7)

  #115813 opened May 21, 2025

• Unable to debug .NET 10/AOT apps: "the debugger timed out trying to pause process"

  #115810 opened May 20, 2025

452 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.

• Arm64 SVE: Optimise zero/allbits vectors the same as masks

  #115566 commented on May 27, 2025 • 18 new comments

• Use UnsafeAccessorType in System.Private.CoreLib and the BCL

  #115583 commented on May 25, 2025 • 16 new comments

• Unmasking EGPRs in register allocator

  #114867 commented on May 21, 2025 • 13 new comments

• Enable feature stubprecode dynamic helpers again

  #115746 commented on May 27, 2025 • 12 new comments

• Enable GC Regions on Mac

  #115251 commented on May 23, 2025 • 8 new comments

• Share allocation helpers between CoreCLR and NativeAOT

  #115339 commented on May 27, 2025 • 8 new comments

• Interpreter P/Invoke support

  #115393 commented on May 22, 2025 • 4 new comments

• System.Formats.Tar: default to no ctime/atime.

  #115778 commented on May 27, 2025 • 3 new comments

• arm64: Rename SVE Prefetch APIs names to use Bit

  #115609 commented on May 27, 2025 • 3 new comments

• Preserve entitlements in MacOS signer

  #115800 commented on May 26, 2025 • 2 new comments

• Add breaking change rule for adding partial modifier to interface methods

  #114537 commented on May 23, 2025 • 2 new comments

• Further clean up usages of LowLevelList<T>

  #109114 commented on May 26, 2025 • 2 new comments

• [browser] Remove custom cache

  #114901 commented on May 23, 2025 • 1 new comment

• Improve startup perf by avoiding JIT when invoking well-known signatures

  #115345 commented on May 22, 2025 • 1 new comment

• PreHash SLH-DSA

  #115509 commented on May 21, 2025 • 1 new comment

• Fix invalid continuation caused by exception after inlining in `TryRunInline`

  #115659 commented on May 21, 2025 • 1 new comment

• Cleanup exception throwing in Utf8JsonWriter

  #115702 commented on May 23, 2025 • 1 new comment

• Add NativeAOT.py for lldb visualization

  #115747 commented on May 20, 2025 • 1 new comment

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

  #111280 commented on May 27, 2025 • 0 new comments

• [Test Failure] NoCallback_RevokedCertificate_NoRevocationChecking_Succeeds on Alpine

  #106634 commented on May 27, 2025 • 0 new comments

• [9.0] Wasm build terminated with exit code 137

  #108299 commented on May 27, 2025 • 0 new comments

• [9.0] Assert: values differ in WebSocketServer_NoUserReadOrWrite_SendsPingAndReadsPongResponse

  #108298 commented on May 27, 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 May 27, 2025 • 0 new comments

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

  #107254 commented on May 27, 2025 • 0 new comments

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

  #108175 commented on May 27, 2025 • 0 new comments

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

  #108107 commented on May 27, 2025 • 0 new comments

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

  #108103 commented on May 27, 2025 • 0 new comments

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

  #107364 commented on May 27, 2025 • 0 new comments

• `chrome-DebuggerTests` timing out

  #108078 commented on May 27, 2025 • 0 new comments

• [wasm] DebuggerTests.Inspector.OpenSessionAsync

  #108072 commented on May 27, 2025 • 0 new comments

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

  #107413 commented on May 27, 2025 • 0 new comments

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

  #107530 commented on May 27, 2025 • 0 new comments

• [wasm] DebuggerTests.WasmHostProvider.LaunchHostAsync

  #108071 commented on May 27, 2025 • 0 new comments

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

  #108070 commented on May 27, 2025 • 0 new comments

• `GetAsync_ServerNeedsAuthAndNoCredential_StatusCodeUnauthorized` got cancelled

  #108019 commented on May 27, 2025 • 0 new comments

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

  #107990 commented on May 27, 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 May 27, 2025 • 0 new comments

• [9.0][osx][ios] Failure: llvm::SmallVectorBase<unsigned long long>::set_size(unsigned long)

  #107569 commented on May 27, 2025 • 0 new comments

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

  #107931 commented on May 27, 2025 • 0 new comments

• [browser] JSSynchronizationContext.Pump: Unexpected failure (ManagedThreadId

  #107752 commented on May 27, 2025 • 0 new comments

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

  #107911 commented on May 27, 2025 • 0 new comments

• System.Net.Quic tests timeout

  #107761 commented on May 27, 2025 • 0 new comments

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

  #107873 commented on May 27, 2025 • 0 new comments

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

  #107901 commented on May 27, 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 May 27, 2025 • 0 new comments

• Assert failure: `(g_fEEShutDown&ShutDown_Finalize1) && GetThread() == FinalizerThread::GetFinalizerThread()`

  #106242 commented on May 27, 2025 • 0 new comments

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

  #110952 commented on May 27, 2025 • 0 new comments

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

  #110858 commented on May 27, 2025 • 0 new comments

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

  #110857 commented on May 27, 2025 • 0 new comments

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

  #110805 commented on May 27, 2025 • 0 new comments

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

  #110643 commented on May 27, 2025 • 0 new comments

• System.Diagnostics.Tests.PerformanceCounterCategoryTests.PerformanceCounterCategory_GetCounters Failed

  #110454 commented on May 27, 2025 • 0 new comments

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

  #110173 commented on May 27, 2025 • 0 new comments

• [OSX]: AMDeviceSecureInstallApplicationBundle returned: 0xe800801c

  #110403 commented on May 27, 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 May 27, 2025 • 0 new comments

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

  #109945 commented on May 27, 2025 • 0 new comments

• [wasm] chrome-DebuggerTests crashing with DeadLetter

  #109870 commented on May 27, 2025 • 0 new comments

• chrome-DebuggerTests failing on mono while waiting for pause

  #109795 commented on May 27, 2025 • 0 new comments

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

  #109636 commented on May 27, 2025 • 0 new comments

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

  #109565 commented on May 27, 2025 • 0 new comments

• `chrome-DebuggerTests.GetPropertiesTests` timing out

  #109070 commented on May 27, 2025 • 0 new comments

• [debugger] Inspector exceptions in debugger tests

  #109025 commented on May 27, 2025 • 0 new comments

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

  #109024 commented on May 27, 2025 • 0 new comments

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

  #106162 commented on May 27, 2025 • 0 new comments

• WASM tests failing with `Chrome failed to start`

  #108859 commented on May 27, 2025 • 0 new comments

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

  #108832 commented on May 27, 2025 • 0 new comments

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

  #108801 commented on May 27, 2025 • 0 new comments

• [WASI] Sockets - unknown handle index

  #108726 commented on May 27, 2025 • 0 new comments

• Libraries test fails with "Method has zero rva" error

  #108641 commented on May 27, 2025 • 0 new comments

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

  #108515 commented on May 27, 2025 • 0 new comments

• BinderTracingTest.ResolutionFlow times out

  #104670 commented on May 27, 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 May 27, 2025 • 0 new comments

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

  #104588 commented on May 27, 2025 • 0 new comments

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

  #104586 commented on May 27, 2025 • 0 new comments

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

  #104572 commented on May 27, 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 May 27, 2025 • 0 new comments

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

  #104492 commented on May 27, 2025 • 0 new comments

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

  #104426 commented on May 27, 2025 • 0 new comments

• [browser] Connection refused in 127.0.0.1

  #104349 commented on May 27, 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 May 27, 2025 • 0 new comments

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

  #104271 commented on May 27, 2025 • 0 new comments

• Unload_TwoCollectibleWithOneAssemblyAndOneInstanceReferencingAnother test failed in CI

  #104153 commented on May 27, 2025 • 0 new comments

• Test failing: ServiceProviderILEmitContainerTests.GetAsyncService_DisposeAsyncOnSameThread_ThrowsAndDoesNotHangAndDisposeAsyncGetsCalled

  #104041 commented on May 27, 2025 • 0 new comments

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

  #102236 commented on May 27, 2025 • 0 new comments

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

  #103711 commented on May 27, 2025 • 0 new comments

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

  #103630 commented on May 27, 2025 • 0 new comments

• [browser] Unable to evaluate script: tab crashed

  #103623 commented on May 27, 2025 • 0 new comments

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

  #103586 commented on May 27, 2025 • 0 new comments

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

  #103584 commented on May 27, 2025 • 0 new comments

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

  #103526 commented on May 27, 2025 • 0 new comments

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

  #103524 commented on May 27, 2025 • 0 new comments

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

  #103520 commented on May 27, 2025 • 0 new comments

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

  #103482 commented on May 27, 2025 • 0 new comments

• SslStreamTlsResumeTests.ClientDisableTlsResume_Succeeds failed in CI

  #103449 commented on May 27, 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 May 27, 2025 • 0 new comments

• ExplicitConversion_FromSingle failing due to NaN != NaN

  #103347 commented on May 27, 2025 • 0 new comments

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

  #106595 commented on May 27, 2025 • 0 new comments

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

  #106488 commented on May 27, 2025 • 0 new comments

• 'chrome-DebuggerTests.ExceptionTests' timing out

  #106376 commented on May 27, 2025 • 0 new comments

• System.Threading.ThreadPool.Tests fail in CI with System.Net.Sockets.SocketException

  #106371 commented on May 27, 2025 • 0 new comments

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

  #106319 commented on May 27, 2025 • 0 new comments

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

  #106160 commented on May 27, 2025 • 0 new comments

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

  #106135 commented on May 27, 2025 • 0 new comments

• tailcall_v4/hijacking/hijacking.cmd Timed Out

  #106134 commented on May 27, 2025 • 0 new comments

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

  #106094 commented on May 27, 2025 • 0 new comments

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

  #106088 commented on May 27, 2025 • 0 new comments

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

  #106071 commented on May 27, 2025 • 0 new comments

• Test failure BasicEventSourceTests.TestsUserErrors.Test_BadEventSource_MismatchedIds_WithEtwListener

  #96968 commented on May 27, 2025 • 0 new comments

• Debug Assertion Violation: 'codeManager->IsUnwindable(pvAddress) || runtime->IsConservativeStackReportingEnabled()'

  #103333 commented on May 27, 2025 • 0 new comments

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

  #105804 commented on May 27, 2025 • 0 new comments

• InterpPgoTests.FirstRunGeneratesTableAndSecondRunLoadsIt failing

  #105733 commented on May 27, 2025 • 0 new comments

• ProcessThreadTests.TestStartTimeProperty failure in CI

  #105526 commented on May 27, 2025 • 0 new comments

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

  #105315 commented on May 27, 2025 • 0 new comments

• Wasi provisioning failing

  #105290 commented on May 27, 2025 • 0 new comments

• MemoryTests.AllocateLargeHeapThenRepeatedlyInterop timing out

  #105283 commented on May 27, 2025 • 0 new comments

• Hang in FileShareOpen_Inheritable

  #105265 commented on May 27, 2025 • 0 new comments

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

  #105177 commented on May 27, 2025 • 0 new comments

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

  #104933 commented on May 27, 2025 • 0 new comments

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

  #104889 commented on May 27, 2025 • 0 new comments

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

  #104827 commented on May 27, 2025 • 0 new comments

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

  #104823 commented on May 27, 2025 • 0 new comments

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

  #104786 commented on May 27, 2025 • 0 new comments

• Haiku: Add native library IO support

  #114521 commented on May 21, 2025 • 0 new comments

• Fix crossgen2 sometimes emitting tokens from the wrong module

  #114172 commented on May 23, 2025 • 0 new comments

• [TEST] No-op comment change

  #114048 commented on May 23, 2025 • 0 new comments

• Add CPUID for AvxVnniInt8 and AvxVnniInt16

  #113956 commented on May 22, 2025 • 0 new comments

• Unify the JsonDocument and Utf8JsonReader handling of DateTime/Offset

  #113929 commented on May 26, 2025 • 0 new comments

• Remove redundant nullable annotation

  #113550 commented on May 26, 2025 • 0 new comments

• Fix wrong drive format on Unix

  #107365 commented on May 21, 2025 • 0 new comments

• [area-Tools-ILLink]: NotImplementedException: We currently don't handle function pointer types.

  #113031 commented on May 27, 2025 • 0 new comments

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

  #115318 commented on May 27, 2025 • 0 new comments

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

  #115763 commented on May 27, 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 May 27, 2025 • 0 new comments

• System.Net.Http.Functional.Tests timeouts

  #115683 commented on May 27, 2025 • 0 new comments

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

  #115628 commented on May 27, 2025 • 0 new comments

• [Long Running Test] 'System.Net.Http.Functional.Tests.Http1SingleChunkResponseStreamConformanceTests.Read_PopulatedWithInitialData_ToEof_Success'

  #115543 commented on May 27, 2025 • 0 new comments

• [Test failure] ClientAsyncAuthenticate_ConnectionInfoInCallback_DoesNotThrow on android

  #115467 commented on May 27, 2025 • 0 new comments

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

  #115409 commented on May 27, 2025 • 0 new comments

• android-arm Release AllSubsets_Mono crashes in System.Runtime.Tests with missing opcode

  #115404 commented on May 27, 2025 • 0 new comments

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

  #115382 commented on May 27, 2025 • 0 new comments

• [9.0] System.Security.Cryptography.Tests.AsnEncodedDataTests.TestSubjectAlternativeName_Unix test fails

  #115359 commented on May 27, 2025 • 0 new comments

• Ping_TimedOut_TAP|Sync_Success fails on MacOS

  #115358 commented on May 27, 2025 • 0 new comments

• Long Running Test: PostAsyncNonDuplex_ServerCompletesResponseBodyThenResetsStreamWithNoError_SuccessAndRequestBodyCancelled

  #115349 commented on May 27, 2025 • 0 new comments

• SocketsHttpHandler_HttpClientHandler_Http11_Cancellation_Test.GetAsync_CancelDuringResponseHeadersReceived_TaskCanceledQuickly hung in CI

  #115281 commented on May 27, 2025 • 0 new comments

• Xml.Tests OOM on Wasm

  #115152 commented on May 27, 2025 • 0 new comments

• [Apple mobile] NativeAOT smoke tests fail on all Apple mobile jobs: "You must install or update .NET to run this application."

  #115149 commented on May 27, 2025 • 0 new comments

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

  #114924 commented on May 27, 2025 • 0 new comments

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

  #114908 commented on May 27, 2025 • 0 new comments

• Implement SVE2 ShiftArithmeticRounded, ShiftArithmeticRoundedSaturate, ShiftArithmeticSaturate

  #115774 commented on May 27, 2025 • 0 new comments

• MSBUILD Server dogfood

  #115766 commented on May 27, 2025 • 0 new comments

• Update Linux versions in Libraries pipeline

  #115756 commented on May 21, 2025 • 0 new comments

• Fix reporting of foreign native exception not handled by runtime

  #115750 commented on May 22, 2025 • 0 new comments

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

  #115710 commented on May 26, 2025 • 0 new comments

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

  #115709 commented on May 27, 2025 • 0 new comments

• [release/8.0-staging] fix: in rsa signatures, configure digest before padding mode

  #115696 commented on May 22, 2025 • 0 new comments

• [release/9.0-staging] fix: in rsa signatures, configure digest before padding mode

  #115695 commented on May 25, 2025 • 0 new comments

• Notify attached debugger of NAOT exception

  #115678 commented on May 27, 2025 • 0 new comments

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

  #115597 commented on May 25, 2025 • 0 new comments

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

  #115589 commented on May 26, 2025 • 0 new comments

• Mark some Tensor extension methods as scoped

  #115575 commented on May 27, 2025 • 0 new comments

• [release/9.0] Update dependencies from dotnet/emsdk

  #115537 commented on May 26, 2025 • 0 new comments

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

  #115504 commented on May 27, 2025 • 0 new comments

• Fix PipeStream leak on Windows when pipe is disposed with a pending operation

  #115453 commented on May 25, 2025 • 0 new comments

• JIT: escape analysis for object fields

  #115388 commented on May 27, 2025 • 0 new comments

• [release/9.0-staging] Link peer's X509 stack handle to parent SSL safe handle

  #115380 commented on May 22, 2025 • 0 new comments

• [release/8.0-staging] Link peer's X509 stack handle to parent SSL safe handle

  #115379 commented on May 22, 2025 • 0 new comments

• [RISC-V] Introduce Zbs

  #115335 commented on May 27, 2025 • 0 new comments

• [RISC-V] Optimize `emitLoadImmediate` further

  #115298 commented on May 27, 2025 • 0 new comments

• Add APIs to `BlobBuilder` for customizing the underlying byte array et al.

  #115294 commented on May 23, 2025 • 0 new comments

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

  #115240 commented on May 27, 2025 • 0 new comments

• Localized file check-in by OneLocBuild Task: Build definition ID 679: Build ID 2718047

  #115228 commented on May 27, 2025 • 0 new comments

• Defer resolution of StackTrace debug info until use

  #115019 commented on May 26, 2025 • 0 new comments

• Convert genRuntimeEventSources to a C# source generator

  #114810 commented on May 24, 2025 • 0 new comments

• Fixes grammar in comments for Gen2GcCallback.cs

  #114674 commented on May 26, 2025 • 0 new comments

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

  #112592 commented on May 27, 2025 • 0 new comments

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

  #112557 commented on May 27, 2025 • 0 new comments

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

  #112533 commented on May 27, 2025 • 0 new comments

• [8.0][tvos][arm64][runtime-extra-platforms] RestoreEx.targets - Signature has bad token. (0x8013123F)

  #112436 commented on May 27, 2025 • 0 new comments

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

  #112423 commented on May 27, 2025 • 0 new comments

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

  #112422 commented on May 27, 2025 • 0 new comments

• [wasm-mt] MT-System.Net.WebSockets.Client.Tests' END OF WORK ITEM LOG: Command timed out, and was killed

  #112385 commented on May 27, 2025 • 0 new comments

• [9.0] Index was outside the bounds of the array in arm test Sve_GatherVectorWithByteOffsetFirstFaulting_float_int

  #112377 commented on May 27, 2025 • 0 new comments

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

  #112360 commented on May 27, 2025 • 0 new comments

• [release/8.0] BasicEventSourceTests.TestsManifestGeneration.<Test_EventSource_EtwManifestGeneration> failing

  #112311 commented on May 27, 2025 • 0 new comments

• System.Net.Http.Functional.Tests.HttpClientTest.GetStringAsync_CanBeCanceled CI failure

  #112304 commented on May 27, 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 May 27, 2025 • 0 new comments

• [8.0] System.Net.Http trimming tests fail with timeout

  #112220 commented on May 27, 2025 • 0 new comments

• OSX failure on StringTests.StartsWithNoMatch_StringComparison

  #112195 commented on May 27, 2025 • 0 new comments

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

  #112093 commented on May 27, 2025 • 0 new comments

• Consider supporting collection literals for IAsyncEnumerable<T>

  #111715 commented on May 27, 2025 • 0 new comments

• [Wasm] System.Runtime.InteropServices.JavaScript.Tests.WebWorkerTest.JSSynchronizationContext_Send_Post_To_Canceled failed

  #112055 commented on May 27, 2025 • 0 new comments

• [wasi] wasmtime oom

  #112014 commented on May 27, 2025 • 0 new comments

• Timeout on WasmTestOnChrome-MT-System.Security.Cryptography.Tests

  #112002 commented on May 27, 2025 • 0 new comments

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

  #111812 commented on May 27, 2025 • 0 new comments

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

  #111811 commented on May 27, 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 May 27, 2025 • 0 new comments

• [8.0] JIT regression: DevDiv_255294.sh assert failed

  #111752 commented on May 27, 2025 • 0 new comments

• JSImportTest.BadCast test failure

  #111449 commented on May 27, 2025 • 0 new comments

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

  #111431 commented on May 27, 2025 • 0 new comments

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

  #111369 commented on May 27, 2025 • 0 new comments

• [Apple mobile][mono] `Directed_1` runtime test crash in AOT-interpreter mode

  #114902 commented on May 27, 2025 • 0 new comments

• Timeout in HostFactoryResolverTests.NoSpecialEntryPointPatternCanRunInParallel

  #114704 commented on May 27, 2025 • 0 new comments

• Test failure BasicEventSourceTests.TestsManifestGeneration.Test_EventSource_EtwManifestGenerationRollover

  #88027 commented on May 27, 2025 • 0 new comments

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

  #114698 commented on May 27, 2025 • 0 new comments

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

  #114693 commented on May 27, 2025 • 0 new comments

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

  #114653 commented on May 27, 2025 • 0 new comments

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

  #114450 commented on May 27, 2025 • 0 new comments

• [9.0] Values differ assert failure in Microsoft.Extensions.Hosting.Internal.HostTests.WebHostStopAsyncUsesDefaultTimeoutIfNoTokenProvided

  #114344 commented on May 27, 2025 • 0 new comments

• SIGKILL System.Runtime.Serialization.Formatters.Tests

  #114287 commented on May 27, 2025 • 0 new comments

• [8.0] GC Large array test failure

  #114222 commented on May 27, 2025 • 0 new comments

• [Android] CI flakiness: App fails to start in time and gets killed

  #114132 commented on May 27, 2025 • 0 new comments

• CI flakiness: mono interpreter build getting killed

  #114123 commented on May 27, 2025 • 0 new comments

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

  #109904 commented on May 27, 2025 • 0 new comments

• [browser] NoFingerprint, LazyLoadingTests.LoadLazyAssemblyBeforeItIsNeeded, timeout

  #113836 commented on May 27, 2025 • 0 new comments

• [Test Failure] System.Net.NetworkInformation.Tests.PingTest.CancelSendPingAsync on OSX

  #113831 commented on May 27, 2025 • 0 new comments

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

  #113827 commented on May 27, 2025 • 0 new comments

• Is dynamic IHttpClientFactory registration a bug or a feature?

  #36378 commented on May 27, 2025 • 0 new comments

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

  #113686 commented on May 27, 2025 • 0 new comments

• [browser] Test failure in HttpRequestMessageTest.HttpStreamingDisabledBy_WasmEnableStreamingResponse_InProject

  #113628 commented on May 27, 2025 • 0 new comments

• Test failure with message "MONO_WASM: Out of memory" on string constructor

  #113474 commented on May 27, 2025 • 0 new comments

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

  #29383 commented on May 27, 2025 • 0 new comments

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

  #113331 commented on May 27, 2025 • 0 new comments

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

  #113060 commented on May 27, 2025 • 0 new comments

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

  #112948 commented on May 27, 2025 • 0 new comments

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

  #112946 commented on May 27, 2025 • 0 new comments

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

  #112633 commented on May 27, 2025 • 0 new comments

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

  #112432 commented on May 24, 2025 • 0 new comments

• Attribute stripping

  #103934 commented on May 22, 2025 • 0 new comments

• JIT: Loop alignment does not kick in for a tight "sum" loop

  #104665 commented on May 22, 2025 • 0 new comments

• LSRA TP analysis for allocateRegisterMinimal

  #103079 commented on May 22, 2025 • 0 new comments

• Tests fail with System.BadImageFormatException

  #4852 commented on May 22, 2025 • 0 new comments

• [Perf] Linux/arm64: 29 Regressions on 5/12/2025 3:12:34 PM +00:00

  #115620 commented on May 22, 2025 • 0 new comments

• [Perf] Windows/x64: 7 Regressions on 5/16/2025 10:16:17 PM +00:00

  #115789 commented on May 22, 2025 • 0 new comments

• Add support for Zstandard to System.IO.Compression

  #59591 commented on May 22, 2025 • 0 new comments

• Uri.Segments is a very expensive footgun

  #115675 commented on May 22, 2025 • 0 new comments

• Arm/test: Update Helpers.tt and regenerate Helpers.cs

  #102510 commented on May 22, 2025 • 0 new comments

• Arm64/Sve: Track if mask registers will be used and zero out if not

  #104157 commented on May 22, 2025 • 0 new comments

• JIT: SVE `CreateBreak*` APIs should do the `ConditionalSelect` optimization

  #104486 commented on May 22, 2025 • 0 new comments

• ARM64-SVE: `TestFirstTrue()` can be optimised away when using `CreateTrueMask()`

  #108392 commented on May 22, 2025 • 0 new comments

• ARM64-SVE: Use INC* when incrementing with GetActiveElementCount()/CountXBitElements()

  #108511 commented on May 22, 2025 • 0 new comments

• ARM64-SVE: Additions with GetActiveElementCount() should use incp

  #108400 commented on May 22, 2025 • 0 new comments

• ARM64-SVE: Don't assume MOVPRFX

  #107134 commented on May 22, 2025 • 0 new comments

• Add async overloads to BinaryReader/Writer

  #17229 commented on May 22, 2025 • 0 new comments

• mono_gc_run_finalize iOS crash

  #107641 commented on May 22, 2025 • 0 new comments

• .NET and Native AOT improvements for CsWinRT 3.0

  #114179 commented on May 22, 2025 • 0 new comments

• Consider adding FillAsync and async APIs on data adapters

  #22109 commented on May 22, 2025 • 0 new comments

• Expose StringReader.Position, ideally with an interface

  #53218 commented on May 22, 2025 • 0 new comments

• Support System.Management on Linux using WMI system bus available in Linux kernel 4.13

  #23918 commented on May 22, 2025 • 0 new comments

• Memory leak in Generic .NET Host of PhysicalFilesWatcher

  #115557 commented on May 22, 2025 • 0 new comments

• Deadlock in WebSocketBase

  #115559 commented on May 22, 2025 • 0 new comments

• [runtime-async] Runtime crash on Windows when throwing exceptions

  #115779 commented on May 21, 2025 • 0 new comments

• [Android] Application crashes when an exception is thrown after running a System.Diagnostics.Process

  #97209 commented on May 21, 2025 • 0 new comments

• Build warnings: "Could not resolve reference..."

  #114390 commented on May 21, 2025 • 0 new comments

• Assert failure '!CREATE_CHECK_STRING(bSmallObjectHeapPtr || bLargeObjectHeapPtr)'

  #111922 commented on May 21, 2025 • 0 new comments

• Access violation at COMUnhandledExceptionFilter

  #115476 commented on May 21, 2025 • 0 new comments

• Evaluation doesn't work because of being stopped at an unsafe gc point, but the method is not optimized

  #115719 commented on May 24, 2025 • 0 new comments

• `dotnet test` is not running tests for .NETFramework targets

  #94183 commented on May 24, 2025 • 0 new comments

• [Android] Package libmonosgen-2.0.so with debug symbols in the runtime pack

  #77161 commented on May 24, 2025 • 0 new comments

• HttpClient may leak UnobservedTaskException in CheckUsabilityOnScavenge

  #110951 commented on May 24, 2025 • 0 new comments

• [RuntimeAsync] System.Reflection.Metadata.ApplyUpdateTest.AsyncMethodChanges fails with rt async enabled.

  #115536 commented on May 23, 2025 • 0 new comments

• [API Proposal]: System.Random.NextUInt64

  #115681 commented on May 23, 2025 • 0 new comments

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

  #115206 commented on May 23, 2025 • 0 new comments

• [API Proposal]: Java Marshalling API

  #115506 commented on May 23, 2025 • 0 new comments

• [Perf] Windows/x64: 15 Regressions on 5/8/2025 4:23:22 AM +00:00

  #115908 commented on May 23, 2025 • 0 new comments

• IOException on '/etc/ssl/certs' only on mcr.microsoft.com/dotnet/core/aspnet:3.1-alpine image

  #43144 commented on May 23, 2025 • 0 new comments

• Access Violation Exception after upgrading from .NET 8 to .NET 9

  #110769 commented on May 23, 2025 • 0 new comments

• [API Proposal]: BinarySearch on SortedList<TKey, TValue>

  #99448 commented on May 23, 2025 • 0 new comments

• Invalid IL or CLR metadata: Index was outside the bounds of the array

  #113275 commented on May 23, 2025 • 0 new comments

• Why RhAllocateHuntsMapping request execution permission for memory on nativeaot runtime.

  #112578 commented on May 23, 2025 • 0 new comments

• The big XPS-issue and printing thread

  #78629 commented on May 23, 2025 • 0 new comments

• [browser] EP testing

  #114232 commented on May 23, 2025 • 0 new comments

• Investigate R2R issue when inlining methods with EH

  #113742 commented on May 23, 2025 • 0 new comments

• Support C# 10 interpolated string builders on TextWriter

  #51573 commented on May 23, 2025 • 0 new comments

• CoreCLR Interpreter

  #112158 commented on May 22, 2025 • 0 new comments

• XmlSerializer does not deserialize to DateOnly

  #81030 commented on May 22, 2025 • 0 new comments

• [.NET 9] `RuntimeInformation.RuntimeIdentifier` includes unexpected OS details on Linux repo installs

  #114156 commented on May 22, 2025 • 0 new comments

• Missing symbols for Windows ARM64 native binaries on https://msdl.microsoft.com/download/symbols with the 8.0.12 patch.

  #111562 commented on May 22, 2025 • 0 new comments

• DIM EnC: Adding a non-virtual member to an interface fails at runtime

  #114188 commented on May 22, 2025 • 0 new comments

• [browser] hot reload tests deadlock on linux

  #114526 commented on May 22, 2025 • 0 new comments

• Update metadata when entities are deleted by an EnC edit

  #75154 commented on May 22, 2025 • 0 new comments

• [API Proposal]: new ActivitySource.CreateActivity overload

  #103245 commented on May 22, 2025 • 0 new comments

• Host improvements in .NET 10

  #111770 commented on May 22, 2025 • 0 new comments

• Proposal: Move ILLink custom steps out of the trimmer process

  #107211 commented on May 22, 2025 • 0 new comments

• Use CLOCK_MONOTONIC for mutex waiting on iOS/macOS

  #73650 commented on May 21, 2025 • 0 new comments

• Enable support for NativeAOT targeting iOS via opt-in feature

  #80905 commented on May 21, 2025 • 0 new comments

• [NativeAOT] Tests failing `nativeaot/SmokeTests/StackTraceMetadata/StackTraceMetadata/StackTraceMetadata.sh` on tvos-arm64

  #90460 commented on May 21, 2025 • 0 new comments

• [libs] Refactor `System.Dynamic.Utils.DelegateHelpers` to utilize `UnsafeAccessorAttribute`

  #90548 commented on May 21, 2025 • 0 new comments

• [mono] Using Linq.Expressions on iOS crashes unless interpreter is enabled when migrating from xamarin to .NET

  #94063 commented on May 21, 2025 • 0 new comments

• [mono] Share more of the `CustomAttribute` logic between CoreCLR and Mono

  #94659 commented on May 21, 2025 • 0 new comments

• [mono][ppc64le] aspnetcore tests are failing with error "System.InvalidCastException : Specified cast is not valid." on ppc64le

  #94898 commented on May 21, 2025 • 0 new comments

• "Undefined symbols: _main" when trying to build static library for iOS using "library mode"

  #97700 commented on May 21, 2025 • 0 new comments

• Signed byte is incorrectly transferred over interop on iOS/Catalyst ARM64

  #100891 commented on May 21, 2025 • 0 new comments

• [mono][ios] Add a functional test for testing `SIGSEGV` signal chaining to default handler on iOS platforms

  #111150 commented on May 21, 2025 • 0 new comments

• [ios/android] Improve internal support for iOS/Android testing and verification

  #111745 commented on May 21, 2025 • 0 new comments

• [mono] Unify mobile build integration files and sample apps for non-Mono runtimes

  #111923 commented on May 21, 2025 • 0 new comments

• Regression: Norwegian localization no longer works in iOS with .NET 9

  #112249 commented on May 21, 2025 • 0 new comments

• AsyncLocal<T> does not survive across `yield return` statement

  #47802 commented on May 21, 2025 • 0 new comments

• Massive performance regression .NET 9 vs .NET 10

  #115033 commented on May 21, 2025 • 0 new comments

• Crossgen outerloop regression: JIT/opt/ObjectStackAllocation/ObjectStackAllocationTests/ObjectStackAllocationTests.cmd

  #109314 commented on May 21, 2025 • 0 new comments

• .NET 9 mono debugger much slower

  #109980 commented on May 21, 2025 • 0 new comments

• # Fatal signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr ************ in tid **** (SGen worker)

  #105389 commented on May 21, 2025 • 0 new comments

• JsonSerializer.Deserialize failing for some types in net9.0 that worked in net8.0.

  #113268 commented on May 21, 2025 • 0 new comments

• HttpClientFactory doesn't clean up after itself

  #113494 commented on May 21, 2025 • 0 new comments

• [.NET 9.0 Regression] "Credentials supplied to the package were not recognized" when using certificates with wcf client

  #110067 commented on May 21, 2025 • 0 new comments

• System.Text.Json 9 Serialization Issue rg. Flags-Enums when using JsonStringEnumConverter

  #114770 commented on May 21, 2025 • 0 new comments

• Improve error message in scenaria where `JsonIgnore` is combined with `required` members.

  #92330 commented on May 21, 2025 • 0 new comments

• Reading bits from arbitrary data types (especially byte[array])

  #39432 commented on May 21, 2025 • 0 new comments

• ProbabilisticMap and CompExactlyDependsOn

  #89979 commented on May 21, 2025 • 0 new comments

• [runtime-async] Optimize synchronous Task-returning wrappers used in async context

  #115771 commented on May 20, 2025 • 0 new comments

• Why it won't work on macOS 15.0

  #108390 commented on May 20, 2025 • 0 new comments

• Semaphore performance issue

  #113411 commented on May 20, 2025 • 0 new comments

• [mono] Share large fallback immediate-parameter workaround code sequences

  #43050 commented on May 21, 2025 • 0 new comments

• Support new overload for ObjCRuntime.Selector.GetHandle in the AOT compiler

  #82717 commented on May 21, 2025 • 0 new comments

• [mono] Enable AOT compiler to generate a dependency graph of the compiled code

  #73159 commented on May 21, 2025 • 0 new comments

• [mono] Investigate performance impact of using interpreter as the default fallback for generics instead of GSHAREDVT methods

  #71482 commented on May 21, 2025 • 0 new comments

• [mono] Introduce MonoAotMethodSupportedTypesAttribute for generic methods to prevent unnecessary GSHAREDVT fallbacks in the AOT compiler

  #71431 commented on May 21, 2025 • 0 new comments

• Runtime_90219 fails on Mono

  #90374 commented on May 21, 2025 • 0 new comments

• Runtime_76273 fails on Mono

  #90372 commented on May 21, 2025 • 0 new comments

• [mono] Function pointer type equality and type compatibility are not properly handled

  #90308 commented on May 21, 2025 • 0 new comments

• ByRef type name created by TypeBuilder and referenced in IL produces wrong result on Mono

  #82257 commented on May 21, 2025 • 0 new comments

• [mono] Reduce loader lock contention in class loading

  #72796 commented on May 21, 2025 • 0 new comments

• [mono] Invoking function pointers with unmanaged calling convention fails in the full AOT mode

  #72016 commented on May 21, 2025 • 0 new comments

• Invalid type for MakeGenericMethod is crashing the runtime

  #71339 commented on May 21, 2025 • 0 new comments

• [mono] Do not collect uninflated generic methods for AOT compilation

  #71072 commented on May 21, 2025 • 0 new comments

• [mono] Fix SuppressGCTransitionTest for Mono FullAOT mode

  #70490 commented on May 21, 2025 • 0 new comments

• [mono] Enable DispatchProxyTests.DispatchProxyTests.Test_Unloadability

  #62503 commented on May 21, 2025 • 0 new comments

• [mono] Context->method_inst is non-NULL but garbage on AOT

  #62334 commented on May 21, 2025 • 0 new comments

• [mono] Loader always loads from application base directory

  #60976 commented on May 21, 2025 • 0 new comments

• [mono] AppDomain.CurrentDomain.AssemblyLoad Console.WriteLine assertion

  #51881 commented on May 21, 2025 • 0 new comments

• Finalizer_CollectibleWithNoAssemblyLoaded timing out

  #48441 commented on May 21, 2025 • 0 new comments

• [Mono] Loader should check requested version if assembly is already loaded

  #38351 commented on May 21, 2025 • 0 new comments

• [mono] Investigate enabling `CanEmitObjectArrayDelegate` to respect `DynamicCodeSupport` feature switch in `System.Linq.Expressions` library

  #90092 commented on May 21, 2025 • 0 new comments

• CoreCLR tests on Mono runtime : Failures in Loader/classloader/* tests

  #36112 commented on May 21, 2025 • 0 new comments

• Collectible AssemblyLoadContexts are not supported by MonoVM

  #34072 commented on May 21, 2025 • 0 new comments

• Tar APIs pending feedback to address

  #68230 commented on May 21, 2025 • 0 new comments

• [API Proposal]: Create Generalized Pattern for Collection Builder Types

  #112990 commented on May 21, 2025 • 0 new comments

• HashHelpers.FastMod could use Bmi2.X64.MultiplyNoFlags(ulong, ulong) directly

  #113352 commented on May 21, 2025 • 0 new comments

• CoreCLR tests on Mono runtime : Tests failing with Invalid_IL errors

  #34196 commented on May 21, 2025 • 0 new comments

• [tests] Apple mobile test coverage improvements

  #84254 commented on May 21, 2025 • 0 new comments

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

  #103080 commented on May 27, 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 May 27, 2025 • 0 new comments

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

  #96191 commented on May 27, 2025 • 0 new comments

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

  #94498 commented on May 27, 2025 • 0 new comments

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

  #95160 commented on May 27, 2025 • 0 new comments

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

  #91987 commented on May 27, 2025 • 0 new comments

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

  #92944 commented on May 27, 2025 • 0 new comments

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

  #92910 commented on May 27, 2025 • 0 new comments

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

  #92804 commented on May 27, 2025 • 0 new comments

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

  #92518 commented on May 27, 2025 • 0 new comments

• [6.0, 7.0, 8.0] Connection reset assert failure in System.Net.Sockets.Tests.SendReceive_SyncForceNonBlocking.TcpReceiveSendGetsCanceledByDispose

  #92423 commented on May 27, 2025 • 0 new comments

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

  #92420 commented on May 27, 2025 • 0 new comments

• MSBuild crashing in the build

  #92290 commented on May 27, 2025 • 0 new comments

• AzDo uploading failure: "Blob is incomplete"

  #92148 commented on May 27, 2025 • 0 new comments

• Compiler crashes when failing to release Mutex

  #53420 commented on May 27, 2025 • 0 new comments

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

  #92070 commented on May 27, 2025 • 0 new comments

• Address race in PerformanceCounterLib

  #90803 commented on May 27, 2025 • 0 new comments

• STATUS_UNSUCCESSFUL in RsaCryptRoundtrip_OaepSHA1

  #29683 commented on May 27, 2025 • 0 new comments

• tracing/runtimeeventsource/nativeruntimeeventsource/nativeruntimeeventsource failing in CI

  #90605 commented on May 27, 2025 • 0 new comments

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

  #90439 commented on May 27, 2025 • 0 new comments

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

  #90019 commented on May 27, 2025 • 0 new comments

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

  #89909 commented on May 27, 2025 • 0 new comments

• [wasm][debugger] Debugger tests getting randomly aborted on CI

  #89409 commented on May 27, 2025 • 0 new comments

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

  #88272 commented on May 27, 2025 • 0 new comments

• Test failure WindowsAlternateDataStreamOverwrite

  #83659 commented on May 27, 2025 • 0 new comments

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

  #87783 commented on May 27, 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 May 27, 2025 • 0 new comments

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

  #77469 commented on May 27, 2025 • 0 new comments

• [6.0] HostActivation Tests windows x86 build failure

  #81851 commented on May 27, 2025 • 0 new comments

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

  #103062 commented on May 27, 2025 • 0 new comments

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

  #102615 commented on May 27, 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 May 27, 2025 • 0 new comments

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

  #89402 commented on May 27, 2025 • 0 new comments

• System.Buffers.Tests timeout on wasm MT

  #102040 commented on May 27, 2025 • 0 new comments

• [tvos][arm64] Segfault in System.Formats.Tests

  #101692 commented on May 27, 2025 • 0 new comments

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

  #101700 commented on May 27, 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 May 27, 2025 • 0 new comments

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

  #101204 commented on May 27, 2025 • 0 new comments

• GetLoadLevel() postcondition failure

  #101096 commented on May 27, 2025 • 0 new comments

• [wasm] perftiger v8 - Failed to install prerequisites

  #100910 commented on May 27, 2025 • 0 new comments

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

  #100831 commented on May 27, 2025 • 0 new comments

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

  #100800 commented on May 27, 2025 • 0 new comments

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

  #100558 commented on May 27, 2025 • 0 new comments

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

  #93321 commented on May 27, 2025 • 0 new comments

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

  #100088 commented on May 27, 2025 • 0 new comments

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

  #99729 commented on May 27, 2025 • 0 new comments

• Assertion failed in SafeFileHandle.OverlappedValueTaskSource.IOCallback

  #99517 commented on May 27, 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 May 27, 2025 • 0 new comments

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

  #99283 commented on May 27, 2025 • 0 new comments

• ASSERT [THREAD ] at /__w/1/s/src/coreclr/pal/src/include/pal/utils.h.36: Expression: result >= val

  #99163 commented on May 27, 2025 • 0 new comments

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

  #98964 commented on May 27, 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 May 27, 2025 • 0 new comments

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

  #98110 commented on May 27, 2025 • 0 new comments

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

  #98101 commented on May 27, 2025 • 0 new comments

• [browser][debugger] Firefox EvaluateOnCallFrame2Tests

  #98086 commented on May 27, 2025 • 0 new comments

• System.IO.Tests.File_GetSetTimes_SafeFileHandle.WritingShouldUpdateWriteTime_After_SetLastAccessTime failing

  #97020 commented on May 27, 2025 • 0 new comments

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

  #96879 commented on May 27, 2025 • 0 new comments

• Crash: `[libc] Fatal signal 11 (SIGSEGV), code 1 (SEGV_MAPERR)` during app startup

  #106970 commented on May 27, 2025 • 0 new comments

• Blazor WebAssembly - `ZipArchiveEntry.Open` causes unexpected termination at runtime in published app on .NET 10 Preview 3 and 4

  #115780 commented on May 27, 2025 • 0 new comments

• [net9] System.Private.CoreLib occurs InvalidOperationException and InvalidCastException

  #114262 commented on May 27, 2025 • 0 new comments

• Mono: ManualResetEventSlim.Wait() unexpectedly returns without blocking

  #115178 commented on May 27, 2025 • 0 new comments

• [API Proposal]: SVE: Rename loadxX() to LoadVectorxXAndUnzip()

  #114910 commented on May 27, 2025 • 0 new comments

• Arm64 SVE: Remaining SVE1 API work

  #115331 commented on May 27, 2025 • 0 new comments

• Arm64 SVE: Implement missing scatter methods

  #115242 commented on May 27, 2025 • 0 new comments

• [API Proposal]: Flexible OpenSSL provider support

  #113118 commented on May 27, 2025 • 0 new comments

• [API Proposal]: EqualityComparer.Create from selecting a key property

  #115797 commented on May 27, 2025 • 0 new comments

• Process silently exits after patching self-contained app with Debug bits when specific breakpoints are set

  #106104 commented on May 27, 2025 • 0 new comments

• GZipStream doesn't write anything to the target stream when there was no write operation

  #66449 commented on May 26, 2025 • 0 new comments

• Performance regressions in writing Tar files

  #115155 commented on May 26, 2025 • 0 new comments

• [API Proposal]: Add rendezvous channel without buffer

  #94046 commented on May 26, 2025 • 0 new comments

• .NET Runtime-Async Feature

  #109632 commented on May 26, 2025 • 0 new comments

• File move operation with semantics of Unix rename

  #22157 commented on May 26, 2025 • 0 new comments

• Rename WasmPerfTracing MSBuild property - linking mono diagnostic server

  #115473 commented on May 26, 2025 • 0 new comments

• [browser] contribute dotnet perf benchmark into JetStream suite

  #109953 commented on May 26, 2025 • 0 new comments

• JIT/interpreter/InterpreterTester/InterpreterTester.cmd failing under GC stress

  #112827 commented on May 26, 2025 • 0 new comments

• .NET 10 Work Tracking

  #109396 commented on May 26, 2025 • 0 new comments

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

  #115714 commented on May 26, 2025 • 0 new comments

• Interop Type Mapping

  #110691 commented on May 25, 2025 • 0 new comments

• System.Text.Json Merge

  #31433 commented on May 25, 2025 • 0 new comments

• Allow linking to a different openssl library

  #38015 commented on May 25, 2025 • 0 new comments

• FusionHybridCache and L1 memory usage

  #114366 commented on May 25, 2025 • 0 new comments

• Microsoft.Extensions.Logging : add an option to configure log layout in appsettings.json

  #45008 commented on May 25, 2025 • 0 new comments

• GC hangs indefinitely on LongRunning

  #115794 commented on May 25, 2025 • 0 new comments

• Random SIGSEGVs after porting from Xamarin to net8-android

  #109459 commented on May 25, 2025 • 0 new comments

• Suboptimal x64 codegen for signed Math.BigMul

  #75594 commented on May 24, 2025 • 0 new comments

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

  #82837 commented on May 27, 2025 • 0 new comments

• [6.0] System.Random test failure: NextInt_AllValuesAreWithinSpecifiedRange

  #83421 commented on May 27, 2025 • 0 new comments

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

  #83422 commented on May 27, 2025 • 0 new comments

• Failed USB connection via port 54050, error 61, in tvOS arm64 Release AllSubsets_Mono

  #82637 commented on May 27, 2025 • 0 new comments

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

  #81383 commented on May 27, 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 May 27, 2025 • 0 new comments

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

  #76488 commented on May 27, 2025 • 0 new comments

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

  #76140 commented on May 27, 2025 • 0 new comments

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

  #48070 commented on May 27, 2025 • 0 new comments

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

  #75417 commented on May 27, 2025 • 0 new comments

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

  #74488 commented on May 27, 2025 • 0 new comments

• EnvironmentVariablesConfigurationProvider should support all types of connectionstrings

  #36123 commented on May 27, 2025 • 0 new comments

• JsonIgnore attribute is not inherited in overridden properties

  #50078 commented on May 27, 2025 • 0 new comments

• Make mutable generic collection interfaces implement read-only collection interfaces

  #31001 commented on May 27, 2025 • 0 new comments

• System.Text.Json changes the data datatype from double to int on serialization

  #35195 commented on May 27, 2025 • 0 new comments

• Possible CancellationTokenRegistration leak in AsyncOperation<T>

  #761 commented on May 27, 2025 • 0 new comments

• Loop inversion should consider top-tested loops

  #50204 commented on May 27, 2025 • 0 new comments

• iOS App crashes with EXC_BAD_ACCESS in interp_transform_call (transform.c:3567)

  #111635 commented on May 27, 2025 • 0 new comments

• Test failure: readytorun/tests/mainv2/mainv2.cmd

  #110512 commented on May 27, 2025 • 0 new comments

• TypeDescriptor caching blocks unloading of code which uses it from unloadable load context

  #30656 commented on May 27, 2025 • 0 new comments

• [API Proposal]: Add APIs to WebSocket which allow it to be read as a Stream

  #111217 commented on May 27, 2025 • 0 new comments

• Http Stress Status Report

  #42211 commented on May 27, 2025 • 0 new comments

• Extensibility for Configuration Binding Source Generator

  #83599 commented on May 27, 2025 • 0 new comments

• .Net 10 Preview 4 crashes WPF app

  #115820 commented on May 27, 2025 • 0 new comments

• Arm64: Implement SVE2 APIs

  #115479 commented on May 27, 2025 • 0 new comments

• JIT struct work planned for .NET 10

  #109635 commented on May 27, 2025 • 0 new comments

• Blazor WASM (Old-style project) stuck on mono_wasm_runtime_ready

  #115297 commented on May 27, 2025 • 0 new comments

• ZipArchive.Open will read non seakable stream to memory & fail with bad error on large streams

  #59027 commented on May 27, 2025 • 0 new comments