.NET 10.0 Preview 2

Release

What's Changed

• Avoid generic virtual dispatch for frozen collections alternate lookup by @andrewjsaid in #108732
• Bump main to preview2 by @carlossanlop in #111882
• Localized file check-in by OneLocBuild Task: Build definition ID 679: Build ID 2629821 by @dotnet-bot in #111884
• Add debugging checks for stack overflow tests failure by @janvorli in #111867
• [browser] reduce msbuild memory footprint by @pavelsavara in #111751
• new trimmer feature System.TimeZoneInfo.Invariant by @pavelsavara in #111215
• [main] Update dependencies from dotnet/roslyn by @dotnet-maestro in #111691
• Remove RequiresProcessIsolation from mcc tests by @MichalStrehovsky in #111887
• Handle unicode in absolute URI path for combine. by @rokonec in #111710
• Cross Product for Vector2 and Vector4 by @AlexRadch in #111265
• Removing Entry2MethodDesc as it is unnecessary by @davidwrighton in #111756
• Sign the DAC and DBI during the build process instead of in separate steps by @jkoritzinsky in #111416
• [SRM] Refactor reading from streams. by @teo-tsirpanis in #111323
• Add FrozenDictionary specialization for integers / enums by @stephentoub in #111886
• Fix linux-x86 build by @filipnavara in #111861
• Fix shimmed implementation of TryGetHashAndReset to handle HMAC. by @vcsjones in #111929
• Remove unsafe bool casts by @xtqqczze in #111024
• JIT: Enable inlining for late devirtualization by @hez2010 in #110827
• Make cdac APIs public but experimental by @jkoritzinsky in #111180
• Implement 'ConditionalWeakTable<TKey,TValue>.GetOrAdd' APIs by @Sergio0694 in #111204
• System.Text.Json: Fix polymorphic state bug when using ReferenceHandler.IgnoreCycles by @yesmey in #111808
• arm64: Add tests for add(s), and(s), sub(s), cmp, cmn, eor, neg & orr by @jonathandavies-arm in #111796
• arm64: Add support for bitwise NOT by @jonathandavies-arm in #111904
• JIT: Remove OSR quirk in fgOptimizeUncondBranchToSimpleCond by @amanasifkhalid in #111936
• JIT: Skip fgComputeMissingBlockWeights when we have profile data by @amanasifkhalid in #111873
• [android] Internal Android sample build improvements and CoreCLR support by @ivanpovazan in #111545
• Add workflow to prevent merging a PR when the NO-MERGE label is applied by @carlossanlop in #111940
• Change NativeAOT asset input resolution to explicitly replace only assemblies that come from the non-NativeAOT runtime package by @jkoritzinsky in #111944
• Invoke crossgen exe when building R2RTest by @steveisok in #111881
• Fix mistakes in net9 WorkloadManifest.json by @akoeplinger in #111950
• Cleanup membarrier portability by @jkotas in #111943
• Avoid Unsafe.As for Memory<T> and ReadOnlyMemory<T> conversion by @xtqqczze in #111023
• Remove zlib dependencies from Docker containers by @carlossanlop in #111939
• Use IRootFunctions in Tensor.StdDev by @lilinus in #110641
• JIT: fix try region cloning when try is nested in a handler by @AndyAyersMS in #111975
• Add remark to ConditionalSelect by @hamarb123 in #111945
• Fix failed assertion 'FPbased == FPbased2' by @filipnavara in #111787
• Replace OPTIMIZE_FOR_SIZE with feature switch by @MichalStrehovsky in #111743
• Combined dependency update by @MichalStrehovsky in #111852
• Fix ICustomQueryInterface implementation in CrossApartmentQueryInterface_NoDeadlock by @jkoritzinsky in #111978
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #111996
• [main] Update dependencies from dotnet/roslyn by @dotnet-maestro in #111946
• [mono][mini] Disable inlining if we encounter class initialization failure by @BrzVlad in #111754
• System.Speech: Use intellisense xml from dotnet-api-docs by @carlossanlop in #111983
• [iOS][globalization] Fix IndexOf on empty strings on iOS to return -1 by @matouskozak in #111898
• [JIT] Add legacy extended EVEX encoding and EVEX.ND/NF feature to x64 emitter backend by @Ruihan-Yin in #108796
• JIT: Check for profile consistency throughout JIT backend by @amanasifkhalid in #111684
• JIT: Run 3-opt once across all regions by @amanasifkhalid in #111989
• Fix BigInteger outerloop test by @Rob-Hague in #111841
• Native AOT Pri-1 test tree bring up (Loader test tree) by @MichalStrehovsky in #111994
• Baseline more pri1 tests with native AOT by @MichalStrehovsky in #111068
• JIT: Fold more nullchecks by @EgorBo in #111985
• Move the diagnostic print for stack overflow test failure by @janvorli in #112001
• Propose new async API by @agocke in #110420
• JIT: fix case where implied subrange assertions can get lost in morph by @AndyAyersMS in #112020
• Fix explicit offset of ByRefLike fields. by @AaronRobinsonMSFT in #111584
• JIT: Try to retain entry weight during profile synthesis by @amanasifkhalid in #111971
• JIT: Simplify x86 special intrinsic imports by @saucecontrol in #111836
• JIT: Improve x86 unsigned to floating cast codegen by @saucecontrol in #111595
• Disable LTCG for brotli and zlibng. by @jkoritzinsky in #111805
• WasmAppBuilder: Remove double computation of a value by @filipnavara in #112047
• Fix case-insensitive JSON deserialization of enum member names by @PranavSenthilnathan in #112028
• Remove unused build controls and simplify DotNetBuild.props by @jkoritzinsky in #111986
• JIT: Update type when return temp is freshly created by @hez2010 in #111948
• Simplify boolean logic in TimeZoneInfo by @xtqqczze in #112062
• JIT: Compute fgCalledCount after synthesis by @amanasifkhalid in #112041
• Use double.ConvertToIntegerNative where safe to do in System.Random by @tannergooding in #112046
• Ensure that math calls into the CRT are tracked as needing vzeroupper by @tannergooding in #112011
• JIT: Transform single-reg args to FIELD_LIST in physical promotion by @jakobbotsch in #111590
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #112013
• Use Contains{Any} in Regex source generator by @MihaZupan in #112065
• Always inline number conversions by @hez2010 in #112061
• Build the RID-specific System.IO.Ports packages in the VMR by @jkoritzinsky in #112054
• Keep test PDB in helix payload for native AOT by @MichalStrehovsky in #111949
• System.Net.Http.WinHttpHandler.StartRequestAsync assertion failed by @pedrobsaila in #109799
• [wasm] Bump chrome for testing - linux: 132.0.6834.159, windows: 133.0.6943.35 by @github-actions in #112066
• Fail tests if LTCG is used by @MichalStrehovsky in #111651
• Fix string trimming in AppleSdk.cs by @akoeplinger in #112090
• [main] Update dependencies from dotnet/roslyn-analyzers by @dotnet-maestro in #111518
• [main] Update dependencies from dotnet/roslyn by @dotnet-maestro in #112030
• [main] Update dependencies from dnceng/internal/dotnet-optimization by @dotnet-maestro in #111848
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #112084
• [main] Update dependencies from dotnet/cecil, dotnet/hotreload-utils, dotnet/source-build-externals by @dotnet-maestro in #112085
• [main] Update dependencies from dotnet/source-build-reference-packages by @dotnet-maestro in #111329
• [main] Update dependencies from dotnet/xharness by @dotnet-maestro in #111604
• Remove one usage of Unsafe.AsPointer. by @teo-tsirpanis in #112079
• [mono][mini] Remove support for the Xamarin.iOS and Xamarin.Mac assemblies in the AOT compiler. by @rolfbjarne in #108886
• Some System.Decimal performance improvements by @Daniel-Svensson in #99212
• Tests ran counter by @VincentBu in #111145
• Let the debugger knows DATAS is on by @cshung in #107115
• Enable Mono tests by @steveharter in #111981
• [main] Update dependencies from dotnet/emsdk by @dotnet-maestro in #111690
• Include PDB for all TfmRuntimeSpecificPackageFile by @ericstj in #111879
• use collection syntax in illink by @kasperk81 in #108458
• [daccess] Do not use USE_DAC_TABLE_RVA on Apple platforms by @filipnavara in #112076
• Update breaking change rules regarding byref/objref fields. by @AaronRobinsonMSFT in #112087
• Use hardlinks in helixpublishwitharcade by @MichalStrehovsky in #112091
• Remove RequiresProcessIsolation on InterfaceFolding tests by @MichalStrehovsky in #112098
• Bump StyleCop.Analyzers to 1.2.0-beta.556 by @xtqqczze in #111278
• JIT: Fix cross crossgen comparison failures by @AndyAyersMS in #112078
• arm64: Add support for Bitwise OR NOT & XOR NOT by @jonathandavies-arm in #111893
• [PERF] Move performance testing YAML from dotnet/runtime to dotnet/performance by @caaavik-msft in #111454
• Add Windows Server 2025 to test configurations by @artl93 in #111938
• Change how we build the cross-OS DAC to support building in the VMR by @jkoritzinsky in #111927
• JIT: Optimize bit-wise AND with a constant mask in combination with a left shift in a compare by @varelen in #111979
• Remove fstream usage from corehost by @filipnavara in #111859
• Re-enable HKDF-SHA3 on Azure Linux by @vcsjones in #112044
• Jit: Conditional Escape Analysis and Cloning by @AndyAyersMS in #111473
• Improve compare-and-branch sequences produced by Emitter by @snickolls-arm in #111797
• Remove unneeded DiagnosticSource content by @noahfalk in #112116
• JIT: Unify handling of InstParam argument during inlining by @jakobbotsch in #112119
• Use current STJ in HostModel and remove unnecessary audit suppressions by @ViktorHofer in #109852
• Optimize BigInteger.Divide by @kzrnm in #96895
• [PERF] Delete copy of performance pipelines in previous location by @caaavik-msft in #112113
• Annotate ConfiguredCancelableAsyncEnumerable T with allows ref struct and update extensions by @nietras in #111953
• Change some workflows using pull_request to use pull_request_target instead by @carlossanlop in #112161
• [H/3] Fix handling H3_NO_ERROR by @ManickaP in #112125
• JIT: Set PGO data inconsistent when flow disappears in cast expansion by @jakobbotsch in #112147
• [main] Update dependencies from dotnet/emsdk by @dotnet-maestro in #112174
• [main] Update dependencies from dotnet/roslyn by @dotnet-maestro in #112175
• [Apple mobile] Use merged runners for runtime tests by @jkoritzinsky in #107118
• [Android] Decouple runtime initialization and entry point execution for Android sample by @matouskozak in #111742
• Replace HELPER_METHOD_FRAME with DynamicHelperFrame in patchpoints by @davidwrighton in #112025
• JIT: some reworking for conditional escape analysis by @AndyAyersMS in #112194
• Allow the NativeAOT runtime pack to be specified as the ILC runtime package by @jkoritzinsky in #111876
• [mono] ILStrip write directly to the output filestream by @lewing in #112142
• Add ImmutableCollectionsMarshal.AsMemory by @stephentoub in #112177
• Factor positive lookaheads better into find optimizations by @stephentoub in #112107
• JIT: Support custom ClassLayout instances with GC pointers in them by @jakobbotsch in #112064
• Add support for LDAPTLS_CACERTDIR \ TrustedCertificateDirectory by @steveharter in #111877
• JIT: Enable reusing profile-aware DFS trees between phases by @amanasifkhalid in #112198
• Make CalculateAssemblyAction virtual. by @mrvoorhe in #112154
• Fix bad assembly when a nested exported type is marked via link.xml by @mrvoorhe in #107945
• Add repo-specific condition to labeling workflows by @carlossanlop in #112169
• Add more detailed explanations to control-flow RegexOpcode values by @stephentoub in #112170
• Restructure JSImport/JSExport generators to share more code and utilize more Microsoft.Interop.SourceGeneration shared code by @jkoritzinsky in #107769
• [cDAC] Implement ISOSDacInterface::GetMethodDescPtrFromIp by @max-charlamb in #110755
• Add a feature flag to not use GVM in Linq Select by @keegan-caruso in #109978
• Consider type declaration order in MethodImpls by @MichalStrehovsky in #111998
• docs: fix spelling grammar and missing words in clr-code-guide.md by @SergeCroise in #112222
• add important remarks to NrbfDecoder by @adamsitnik in #111286
• Add LINQ Shuffle by @stephentoub in #112173
• [browser] Leave the fingerprint pattern in relative path by @maraf in #112186
• JIT: Relax unrolling for structs with gc refs by @EgorBo in #112227
• JIT: Clean up 3-opt driver logic by @amanasifkhalid in #112210
• Use SHA512 to generate cert thumbprint by @ManickaP in #112193
• JIT: Recompute test block weights after loop inversion by @amanasifkhalid in #112197
• [main] Update dependencies from dotnet/roslyn by @dotnet-maestro in #112224
• JIT: Store padding information in ClassLayout/ClassLayoutBuilder by @jakobbotsch in #112212
• [LoongArch64] Remove the register tp from callee saved registers in coreclr. by @sunlijun-610 in #108696
• Disable newly added test on native AOT and drop RequiresProcessIsolation by @MichalStrehovsky in #112095
• Enable building projects during BuildPass=2 in dotnet/runtime by @jkoritzinsky in #112201
• Our "mono variant" check doesn't work on non-desktop platforms, so explicitly skip on Browser and Wasi by @jkoritzinsky in #112246
• JIT: boost inlining when callee unboxes an arg by @AndyAyersMS in #110596
• [JIT] [APX] Enable additional General Purpose Registers. by @DeepakRajendrakumaran in #108799
• New GC decommit strategy for large/huge regions by @markples in #109431
• Initial interpreter wire-in by @janvorli in #112202
• fix docker build steps by @mangod9 in #112254
• [RISC-V] Fix unwind code size table by @tomeksowi in #112267
• [x86] Force EBP frame for synchronized methods by @filipnavara in #112243
• Fix riscv register mapping with llvm-libunwind by @am11 in #111735
• Rework Unix socket option tracking by @antonfirsov in #111676
• Fix exception handling in the prestub worker by @janvorli in #111937
• Fix EventPipe on Android CoreClr. by @lateralusX in #112270
• [main] Update dependencies from dotnet/emsdk by @dotnet-maestro in #112223
• [main] Update dependencies from dotnet/icu, dotnet/runtime-assets by @dotnet-maestro in #112120
• JIT: Limit 3-opt to 1000 swaps per run by @amanasifkhalid in #112259
• Replace bitvector.h/cpp with ptrArgTP type in gc_unwind_x86.h/inl by @filipnavara in #112268
• Remove repeated call to DllMain by @gregg-miskelly in #112285
• Fix init race in mono_class_try_get_[shortname]_class. by @lateralusX in #112282
• Test failure - SendAsync_RequestVersion20_ResponseVersion20 by @rokonec in #112232
• [QUIC] Observe exceptions from _connectionCloseTcs by @ManickaP in #112190
• Start regular pri-1 tests runs with native AOT by @MichalStrehovsky in #111391
• Address feedback on dense FrozenDictionary optimization by @stephentoub in #112298
• Enable SA1206: Keyword ordering by @xtqqczze in #112303
• update the location of assert for REG_ZR check by @kunalspathak in #112294
• Update Xcode casing by @richlander in #112307
• [main] Update dependencies from dotnet/roslyn by @dotnet-maestro in #112260
• JIT: initial support for stack allocating arrays of GC type by @AndyAyersMS in #112250
• Update the System.ComponentModel.Annotations solution to build in VS by @jeffhandley in #112313
• Add GetDeclaringType to PropertyDefinition and EventDefinition. by @teo-tsirpanis in #111646
• [wasm] Bump chrome for testing - linux: 133.0.6943.53, windows: 133.0.6943.60 by @github-actions in #112309
• Fix relocs for linux-riscv64 AOT by @am11 in #112331
• Enable SA1000: Spacing around keywords by @xtqqczze in #112302
• [RISC-V] Synthesize some floating constants inline by @tomeksowi in #111529
• JIT: Don't reorder handler blocks by @amanasifkhalid in #112292
• Force write of local file header when "version needed to extract" changes by @edwardneal in #112032
• System.Configuration.ConfigurationManager.Tests: use Assembly.Location to determine ThisApplicationPath. by @tmds in #112231
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #112338
• Have mono handle ConvertToIntegerNative for Double and Single by @tannergooding in #112206
• Special-case empty enumerables in AsyncEnumerable by @stephentoub in #112321
• Do not run NAOT arm64 OSX testing on all PRs by @MichalStrehovsky in #112342
• Internal monitor impl not using coop mutex causing deadlocks on Android. by @lateralusX in #112358
• Add TypeName APIs to simplify metadata lookup. by @teo-tsirpanis in #111598
• Add doc on OS onboarding by @richlander in #112026
• [main] Update dependencies from dotnet/source-build-reference-packages by @dotnet-maestro in #112339
• JIT: Invalidate LSRA's DFS tree if we aren't running new layout phase by @amanasifkhalid in #112364
• Code clean up in AP for NonNull* by @EgorBo in #112027
• NativeAOT: Cover more opcodes in type preinitializer by @hez2010 in #112073
• JIT: Optimize struct parameter register accesses in the backend by @jakobbotsch in #110819
• Add hooks to debug OpenSSL memory allocations by @rzikm in #111539
• Guard members of MonoType union & fix related bugs by @kg in #111645
• Enable AltJits build for LoongArch64 and RiscV64 by @hez2010 in #110282
• Use enum for frametype not v table by @davidwrighton in #112166
• [STJ] Update the invalid metadata property exception message to reflect current behavior. by @eiriktsarpalis in #112355
• Remove duplicate definition of CORECLR_HOSTING_API_LINKAGE by @filipnavara in #112096
• [browser] Fingerprint dotnet.js if writing import map to html is enabled by @maraf in #112407
• Prevent returning disposed HTTP/1.1 connections to the pool by @antonfirsov in #112383
• Wait to complete the test before releasing the agile reference. by @jkoritzinsky in #112387
• Never use heap for return buffers by @EgorBo in #112060
• Bring up android+coreclr windows build. by @steveisok in #112256
• Update SVE instructions that writes to GC regs by @kunalspathak in #112389
• [main] Update dependencies from dotnet/roslyn by @dotnet-maestro in #112314
• Native DLLs: only load imported DLLs from System32 by @AustinWise in #112359
• __ComObject doesn't support dynamic interface map by @AaronRobinsonMSFT in #112375
• Fix suspicious code fragments by @jkotas in #112384
• [LoongArch64] Fix some assertion failures for Debug ILC building Debug NativeAOT testcases. by @LuckyXu-HF in #112229
• [Android] Run CoreCLR functional tests on Android by @kotlarmilos in #112283
• JIT: Merge store/loads for return buffers by @EgorBo in #112459
• Fix side-effect order for COMMA in impStoreStruct by @EgorBo in #112455
• Don't build host tools when building the cross-os DACs by @jkoritzinsky in #112454
• Move generation of SuggestedBindingRedirects.targets to inner build by @ericstj in #112379
• fix for possible Null Reference Exception by @dmitr1ibo4kar3v in #112412
• JIT: Move passed-by-reference argument information to new ABI info by @jakobbotsch in #112449
• Add X509CertificateLoader SecurityDesign doc by @bartonjs in #112149
• [android] Update internal documentation on CoreCLR on Android experimental support by @ivanpovazan in #112034
• Localized file check-in by OneLocBuild Task: Build definition ID 679: Build ID 2641321 by @dotnet-bot in #112439
• Simplify AssemblyName.EscapeCodeBase and remove unsafe. by @teo-tsirpanis in #111095
• Revert "Fix exception handling in the prestub worker" by @jkotas in #112466
• TypeName.FullName: reduce allocations by @adamsitnik in #112350
• [wasm] Add chromedriver support to simple-server by @radekdoulik in #112484
• Update Ubuntu and CentOS Stream versions by @richlander in #112124
• Simplify TypeBuilderImpl.MatchesTheFilter by @jkotas in #112464
• Enable passing tests by @MichalStrehovsky in #112478
• JIT: remove asserts about inlining methods that call varargs methods by @AndyAyersMS in #112465
• Fix ref files from System.IO.Compression and System.IO.Compression.Brotli with autogenerated file using GenAPI by @carlossanlop in #112440
• Add GCHandle by @huoyaoyuan in #111307
• NativeAOT/Arm64: Do not overwrite gcinfo tracking registers for TLS by @kunalspathak in #112469
• Delete area-CrossGen/NGEN-coreclr by @jkotas in #112508
• [mono][wasm] AOT more methods containing EH clauses by @BrzVlad in #111318
• Fix the failing template test for AVX10.2 by @khushal1996 in #112252
• [main] Update dependencies from dotnet/hotreload-utils, dotnet/icu, dotnet/runtime-assets, dotnet/sdk by @dotnet-maestro in #112337
• [main] Update dependencies from dotnet/xharness by @dotnet-maestro in #112335
• [main] Update dependencies from dnceng/internal/dotnet-optimization by @dotnet-maestro in #112336
• [DAC] ClrDataAccess::GetFrameName support Frames using identifier instead of vptr by @max-charlamb in #112488
• Ensure Loader tests create deps file by @ericstj in #112500
• Add owners of the new area-CodeGen-interpreter-coreclr by @vitek-karas in #112483
• Pin web assembly server 2025 docker image by @ericstj in #112509
• JIT: Skip parameter register preferencing in OSR methods by @jakobbotsch in #112452
• [Swift Interop] Enabled TestSelfIsFrozenNonEnregisteredStructWithExtraArgs on mono by @jkurdek in #112482
• JIT: fix local assertion prop error for partial local comparisons by @AndyAyersMS in #112506
• Add tests for add/sub (extended-register) combinations on ARM64 by @snickolls-arm in #112408
• Remove unnecessary Unsafe.As call from StringValues by @GrabYourPitchforks in #112507
• Improve Enumerable.Skip and Enumerable.Take performance by @miyaji255 in #112401
• [Tests] Use the SkipOnMonoAttribute constructor signature with optional parameter by @kotlarmilos in #112476
• [mono][tasks] reduce large allocations in build tasks by @lewing in #112295
• [Android] Remove CoreCLR functional tests on Android from extra-platforms by @kotlarmilos in #112496
• Disable Shake Read tests on AzureLinux by @vcsjones in #112037
• JIT: generalize ParseArrayAddress a bit more by @AndyAyersMS in #112527
• Remove broken link of Reflection In AOT file by @naeemaei in #112536
• JIT: Fix illegal instruction encoding for float->float casts by @saucecontrol in #112217
• Don't run RangeCheck if no GT_BOUNDS_CHECK were seen by @EgorBo in #112512
• Run TypeIntrinsics tests with native AOT by @MichalStrehovsky in #112477
• React to NuGet package pruning warnings by @ViktorHofer in #112357
• JIT: Don't put cold blocks in RPO during layout by @amanasifkhalid in #112448
• Fix AV in DBI under Watson when no metadata locator is supplied by windbg by @mikem8361 in #112537
• Support disabling event tracing by @cshung in #110622
• Fix assertion when capturing dump on ARM64 by @cshung in #112550
• JIT: Switch remainder of lowering to new ABI info by @jakobbotsch in #112544
• Make test IUnknown conforming by @AaronRobinsonMSFT in #112566
• Outbox AesGcm in to Microsoft.Bcl.Cryptography by @vcsjones in #111722
• Disable AVX10.2 by default by @amanasifkhalid in #112572
• Adds ccmp logic into emitter backend. by @anthonycanino in #112153
• Fix alignment padding and add test for saving managed resources by @steveharter in #110915
• R2RDump: normalize GC info totalInterruptibleLength by @tomeksowi in #112003
• Fix VS div-by-0 in DacEnumerableHashTable code by @mikem8361 in #112542
• Simplify ShuffleTakeIterator.GetCount by @skyoxZ in #112593
• Fix build of windows arm64 crossdac by @jkotas in #112553
• Fix size used for vectorization check in BitArray (#111558) by @AnsBalin in #111564
• Fixed the issue of incorrect return value of PalVirtualAlloc by @CeSun in #112579
• Avoid Unsafe.As in RangeCharSearchValues by @xtqqczze in #112606
• [main] Update dependencies from dotnet/emsdk by @dotnet-maestro in #112393
• Remove incompatible API from PKCS netstandard2.0 lib by @bartonjs in #112591
• Quote --version-script path to enable NativeAOT for project with spaces in name by @milesdesiran in #112603
• SPMI: Ensure proper zero extension for isObjectImmutable and friends by @jakobbotsch in #112617
• Clean up normalizeLocale for mono browser target by @IDisposable in #112575
• Enable SA1015: Closing generic bracket should not be followed by a space by @xtqqczze in #112597
• JIT: Unify struct arg morphing by @jakobbotsch in #112612
• [main] Update dependencies from dotnet/source-build-reference-packages by @dotnet-maestro in #112626
• Update DbDataSource.cs by @sungam3r in #112609
• [System.DirectoryServices.Protocols] Fix ProtocolVersion Overflow on Big Endian Systems by @medhatiwari in #112391
• JIT: Use fgCalledCount in inlinee weight computation by @amanasifkhalid in #112499
• [Experiment] Clone blocks with bounds checks by @EgorBo in #112595
• JIT: Fix BMI peephole asserts by @saucecontrol in #111837
• Allow publishing AndroidSampleApp with R2R using in-build crossgen2 by @elinor-fung in #112547
• [android] Fix java runner to not assume zip format when unzipping by @steveisok in #112654
• JIT: Support FIELD_LIST for returns by @jakobbotsch in #112308
• [main] Update dependencies from dotnet/emsdk by @dotnet-maestro in #112645
• JIT: Clean up and optimize call arg lowering by @jakobbotsch in #112639
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #112625
• JIT: Use linear block order for MinOpts in LSRA by @amanasifkhalid in #108147
• Expose StressLog via CDAC and port StressLogAnalyzer to managed code by @jkoritzinsky in #104999
• Use Avx10.2 Instructions in Floating Point Conversions by @khushal1996 in #111775
• JIT: Use fgCalledCount for OSR method entry weight by @amanasifkhalid in #112662
• Reflection-based XmlSerializer - Deserialize empty collections and allow for sub-types in collection items. by @StephenMolloy in #111723
• Move some links to other doc by @richlander in #112574
• Use encode callback instead of renting a buffer to write to in DSAKeyFormatHelper by @vcsjones in #112638
• Fix new EH hang on DebugBreak by @janvorli in #112640
• [LoongArch64] Fix a typo within PR#112166. by @LuckyXu-HF in #112672
• JIT: Don't use Compiler::compFloatingPointUsed to check if FP kills are needed by @amanasifkhalid in #112668
• [browser][MT] move wasm MT CI legs to extra-platforms by @pavelsavara in #112690
• Fix LINQ handling of iterator.Take(...).Last(...) by @stephentoub in #112680
• [H/3] Fix test closing connection too fast by @ManickaP in #112691
• JIT: array allocation fixes by @AndyAyersMS in #112676
• JIT: Always track the context for late devirt by @hez2010 in #112396
• Fold null checks against known non-null values by @MichalPetryka in #109164
• Update a few stresslogs for the frame identifiers by @jkotas in #112555
• Reduce allocations in XmlWriterApiTests.TCFullEndElement by @oroztocil in #112688
• JIT: Remove LclVarDsc::GetArgReg and LclVarDsc::GetOtherArgReg uses by @jakobbotsch in #112652
• arm64: Change EQ/NE node to SETCC if the operand supports the zero flag by @jonathandavies-arm in #112235
• Fixed Tensor Conversion Test by @michaelgsharp in #112703
• More clean up to debugger attribute tests by @mrvoorhe in #112450
• Revert "[browser][MT] move wasm MT CI legs to extra-platforms" by @lewing in #112712
• Fix PipeWriter.AsStream(bool) xmldoc by @austindrenski in #112669
• Fix path to dotnet.sh in AndroidSampleApp project by @elinor-fung in #112590
• [release/10.0-preview2] Update dependencies from dotnet/emsdk by @dotnet-maestro in #112723
• [release/10.0-preview2] Update dependencies from dotnet/emsdk by @dotnet-maestro in #112767
• [release/10.0-preview2] Bump downlevel for 10.0p2 by @lewing in #112754
• [release/10.0-preview2] Pin the net6.0 downlevel by @lewing in #112804
• [release/10.0-preview2] Revert "version needed to extract" fix by @github-actions in #112923
• [10.0/preview-2] JIT: disable array stack allocation by @AndyAyersMS in #113181
• [10.0/preview2] JIT: make array stack disable work in release builds by @AndyAyersMS in #113305
• [release/10.0-preview2] Update dependencies from dotnet/arcade by @dotnet-maestro in #113381

New Contributors

• @varelen made their first contribution in #111979
• @keegan-caruso made their first contribution in #109978
• @SergeCroise made their first contribution in #112222
• @dmitr1ibo4kar3v made their first contribution in #112412
• @miyaji255 made their first contribution in #112401
• @AnsBalin made their first contribution in #111564
• @CeSun made their first contribution in #112579
• @milesdesiran made their first contribution in #112603
• @medhatiwari made their first contribution in #112391
• @oroztocil made their first contribution in #112688

Full Changelog: v10.0.0-preview.1.25080.5...v10.0.0-preview.2.25163.2