[main] Source code updates from dotnet/runtime

[dotnet-maestro]

Note

This is a codeflow update. It may contain both source code changes from
the source repo
as well as dependency updates. Learn more here.

This pull request brings the following source code changes

From https://github.com/dotnet/runtime

• Subscription: 6458ae35-db00-43d0-af59-e57a01ca3120
• Build: 20260629.23 (320804)
• Date Produced: June 30, 2026 1:55:07 AM UTC
• Commit: 8b16f838b402a42d4edd4d6ed299ed2d4508a2a2
• Commit Diff: 0d3df07...8b16f83
• Branch: main

Diff the source with this PR branch

darc vmr diff --name-only https://github.com/dotnet/runtime:8b16f838b402a42d4edd4d6ed299ed2d4508a2a2..https://github.com/dotnet/dotnet:darc-main-dd3243fe-88f5-4c41-b819-fce1541f9c2f

[dotnet-maestro]

Note

PRs from original repository included in this codeflow update:

• [ci-scan-feedback] Add pipeline-category gate to fixer prompt runtime#129611
• Support devirtualization for virtual methods that require an instantiating stub runtime#128702
• Detect CR/LF and URL-encoded CR/LF in FtpWebRequest URI and command parameters runtime#128983
• [wasm] Fix interpreter crash with MethodImpl .override on PortableEntryPoints runtime#126124
• Refactor sync/async implementations by using Adapter pattern runtime#129282
• Disable System.Text.Json polymorphic source-gen tests on NativeAOT runtime#129965
• Use managed NTLM on RHEL 8 to fix NegotiateAuthentication test failures runtime#129468
• Support multi-connect on non-dual-mode IPv6 runtime#129892
• JIT: Reset compGenTreeID on failed Materialize to avoid leaking gen tree IDs runtime#129528
• [main] Update dependencies from dnceng/internal/dotnet-optimization runtime#129964
• Redesign CallSiteFactory constructor selection with stable arity ordering and parameter-aware ambiguity runtime#129119
• Localized file check-in by OneLocBuild Task: Build definition ID 679: Build ID 3010786 runtime#129431
• Allow empty string identifiers on non-flags enums in JsonStringEnumConverter runtime#128285
• [Wasm RyuJIT] Codegen for Const Vector Create and Basic Packed SIMD operations runtime#129703
• Make crossbuilds faster runtime#129791
• wasm: fix R2R generic dictionary size-check off-by-one runtime#129984
• Chrome upgrade PR should bump mac versions as well. runtime#129974
• JIT: Tail-merge robust crossJumpVictim selection runtime#129141
• Ensure we do not try to inline async versions of pinvokes runtime#129797
• coreclr: implement Environment.CurrentManagedThreadId via ManagedThreadId.Current runtime#129954
• Implement Assembly.GetCallingAssembly for native AOT runtime#129963
• Add SHA3 and SVE SHA3 APIs runtime#126941
• JIT: fix asserts in fgRemoveUnreachableTry runtime#130003

💡 You may consult the FAQ for more information or tag @dotnet/prodconsvcs for assistance.

[dotnet-maestro]

This pull request only contains source updates from https://github.com/dotnet/runtime between commits 0d3df07c6048d8cbe4f544227462cae62040e587 and 8b16f838b402a42d4edd4d6ed299ed2d4508a2a2.