Update submodule to latest master in microsoft/main

[bot-for-go]

Hi! I'm a bot, and this is an automatically generated upstream sync PR. 🔃

After submitting the PR, I will attempt to enable auto-merge in the "merge commit" configuration.

For more information, visit sync documentation in microsoft/go-infra.

Upstream commits included in this update

• 737d626d12 runtime: avoid unnecessary clock reads for timer channels
• b724cdf072 crypto/x509: reject trailing data in extension values
• 2c1525e63e crypto/tls: reject IP addresses in ECH public names
• f91a6faead internal/runtime/cgroup: only validate root of cgroup mounts
• c9729f4eaa crypto/x509: reject trailing data in public key parsing
• 452f3ea690 cmd/compile/internal/syntax: report NUL byte read after buffer refill
• b756cce092 crypto/internal/fips140/aes: avoid stack round-trip when building counter blocks on loong64
• 143c05549f cmd/internal/obj/loong64: optimize isRestartable implementation
• 28d209f512 net/http: use fakenet in more tests
• 29190f292c net/http: TestIdentityResponse: use fake network
• e3c3d2f9e7 os: fix Root test failures on AIX
• f8658ca873 net/http: replace tryTimeouts with synctest
• f03754684a net/http: TestResponseControllerSetFutureWriteDeadline: use synctest
• 5a0357776f net/http: TestServerCancelsReadHeaderTimeoutWhenIdle: use synctest
• 008b7b4b13 net/http: TestMaxBytesHandler: use synctest
• 606427cb8c net/http: TestServerCancelsReadTimeoutWhenIdle: use synctest
• 490b7566ab net/http: TestServerIdleTimeout: use synctest
• 6cd66a51b2 net/http: TestTransportAndServerSharedBodyRace: use synctest
• ae7a18d9c1 net/http: TestServerGracefulClose: use synctest
• 6f0cebb443 net/http: TestServerTimeouts: use synctest
• 4213d1677d net/http: TestIssue3595: use synctest
• a372dcb207 net/http: TestTransportDiscardsUnneededConns: use synctest
• 93ffe356e3 net/http: TestClientTimeout: use synctest
• 7418802d99 net/http: check for client req timeout via context err
• 8f1f39f799 net/http: on Transport body write error, wait briefly for a response
• c1db0bc3c4 simd: generate internal/bridge/simd_emulated.go
• d5f5390d0d cmd/compile: remove underscores introduced in curfunc refactoring
• 9ef75bdaa4 simd/archsimd/_gen: integrate cmd/specstats in generator list
• c458b06048 cmd/compile: rename ir.WithFunc to ir.WithPos
• cfd344d46b cmd/compile: remove ir.CurFunc and typecheck funcStack
• 65e7b09d38 cmd/compile/internal/ir: stop setting CurFunc in WithFunc
• c0c6468861 cmd/compile/internal/inline/inlheur: pass nil curfunc
• 611b566506 cmd/compile: replace more uses of injected ir.CurFunc with the current fn
• 6fb3b12e3d cmd/compile/internal/noder: replace more uses of ir.CurFunc
• 6eaea5b4e8 cmd/compile/internal/walk: use the walkState's func when available
• dc0e349ad1 cmd/compile/internal/{compare,reflectdata,staticinit}: inject CurFunc
• 066f73ad47 cmd/compile/internal/typecheck: inject ir.CurFunc into typecheck functions
• 2fcf747cfc cmd/go/internal/work: also remove "Compiler" from the cmd/go side
• 507d573a15 cmd/go: check for absolute paths in Package.GoFiles
• 2c3abb202a cmd/compile/internal/syntax: simplify scanner.ident logic
• 0042b271db runtime: skip async preemption during Windows exception handling
• 7ccdc93ad4 internal/types/testdata/spec: add test cases for untyped composite literals
• 51bd6b1f32 spec: add missing appendix section on 1.26 language changes
• 1a1b710b4c reflect: avoid building a Method in Value.MethodByName
• ffef06117a net: skip UDP broadcast test without route
• bfc0f5497b cmd/compile: forward the whole of a copy's loads through a Move
• 7f51efb674 cmd/compile: use a separate RegMask for predicate registers
• e68e3e5749 regexp: add SplitSeq
• 77fb1abefe cmd/compile: add riscv64 math rounding intrinsics
• a89c2ff8a3 cmd/internal/obj/riscv: add DWARF register numbers for the vector registers
• 93cc6ae5ec hash/maphash: preserve WriteComparable input on an unseeded Hash
• 0b6b8381b6 net: fix zero value address handling in Dialer.Dial{TCP,UDP,IP}
• ebe2feefc4 cmd/compile: write the export data early
• bcd5def4bf cmd/compile: preassign symbol indices for symbols in export data
• 5d9058444d cmd/export: remove "Compiler" field from input
• 0a6266400f log/slog: return false from appendAttr for empty groups
• e9a41ab88d net/http: fix typo in Protocols example
• 232c9e1160 unique: add ExampleMake
• 0cd3d3e139 uuid: add examples for Parse and UUID.Compare
• 8842293e5d go/version: add Compare example
• fe9d923923 regexp/syntax: add example for Parse
• c14c08388f go/build/constraint: add an ExampleParse example
• 02680aa7db testing/fstest: add MapFS example
• f3195f9439 net/url: add example for MustParse
• 6200ca7253 cmd/compile: mark ppc64x signed division ops as clobbering flags
• 0fa7dbf0f7 text/template/parse: limit nesting of control structures
• 9f66e61d6f net/textproto: add ReadMIMEHeader example
• 218bb5c3e2 hash/crc64: add checksum example
• bacd25051c regexp: export All iterator methods
• 8f18ffb6c0 log/slog: restore handler state when dropping an empty group
• 899dd4ee68 crypto/x509: fix crash on invalid UTF-8 DNSName in macOS verifier
• 9987ce3970 go/doc: fix trailing newlines in examples
• a795dd2918 reflect: avoid comparing the found method name twice
• d337e866e1 cmd/compile: avoid TestConstantMultiplies huge log
• 669b0cffc9 testing/synctest: use Sleep in the Context.WithTimeout example
• aa41282c4f testing/internal/testdeps: skip repeated entries in the test log

View full diff on GitHub

[review-bot-for-go]

Thanks! Auto-approving.

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[Copilot]

🟡 Changes recommended

The duplicate patch will prevent the ordered patch series from applying successfully.

1 open finding

• Remove duplicate patch 0013 after UDP fix is upstream · New

What changed in this PR

Updates the Go upstream sync and refreshes a downstream patch, but introduces a duplicate patch.

Changes:

• Replaces the UDP broadcast patch with the existing HTTP header-limit patch.
• Duplicates patch 0012 under a mismatched filename.

File	Description
patches/​0013-net-skip-UDP-broadcast-test-without-route.patch	Incorrectly duplicates the HTTP header-limit patch.

🧠 Review effort: Balanced

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[Copilot]

🟢 Approval recommended

The obsolete patch is safely removed after its changes landed upstream.

0 open findings

1 resolved since last review

• Remove duplicate patch 0013 after UDP fix is upstream

🧠 Review effort: Balanced