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1. Commits on Oct 16, 2026

   • [JSC] LLInt and Baseline JIT `op_to_this` should have a fast path for non-final objects

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     sosukesuzuki

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2. Commits on Oct 15, 2026

   • [JSC] LLInt should not poll the JIT worklist on every execution while a baseline compile is in flight

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     Constellation

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3. Commits on Oct 14, 2026

   • [JSC] Install approximate FTL bytecode cost sooner

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     Constellation

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4. Commits on Oct 13, 2026

   • Remove ShadowRealm

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     annevk

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   • Replace NODELETE with LEGACY_NODELETE in JavaScriptCore

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     rniwa

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   • [Safer CPP] Address new NODELETE warnings after the safer cpp static analysis upgrade

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     cdumez

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5. Commits on Oct 11, 2026

   • [JSC] `putByValMegamorphic` and `inByValMegamorphic` should not create `Identifier`

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     sosukesuzuki

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   • [JSC] `op_iterator_next` should inline Latin-1 characters in 16-bit strings in Baseline JIT and LLInt

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     sosukesuzuki

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6. Commits on Oct 10, 2026

   • [JSC] Allocate registers for locals in BBQ

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     tadeuzagallo

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7. Commits on Oct 8, 2026

   • [JSC] `Symbol::privateName()` should not copy `PrivateName`

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     sosukesuzuki

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   • Add SAFE_* macros for logging functions that take printf-style arguments

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     cdumez

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8. Commits on Oct 7, 2026

   • [JSC] Inline the `FastString` path of `op_iterator_next` in Baseline JIT and LLInt

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     sosukesuzuki

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9. Commits on Oct 6, 2026

   • Remove most uses of ASCIILiteral::fromLiteralUnsafe()

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     cdumez

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   • Address Safer C++ warnings in WTF headers

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     cdumez

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   • [JSC] Remove CodeBlock::m_shouldAlwaysBeInlined

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     Andrew-Fryer

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10. Commits on Oct 1, 2026

    • Add C++ wrappers for POSIX functions that take UTF-8 paths

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      cdumez

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11. Commits on Sep 30, 2026

    • [JSC] Mark non-escaping lambda parameters as NOESCAPE

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      cdumez

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12. Commits on Sep 29, 2026

    • [JSC] Iterate Strings without allocating a `JSStringIterator`

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      sosukesuzuki

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    • [JSC] Optimize Int52 more

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      Constellation

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13. Commits on Sep 28, 2026

    • Rename CStringWithEncoding to CString

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      cdumez

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    • [JSC] Inline the `FastArray` path of `op_iterator_next` in Baseline JIT

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      sosukesuzuki

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14. Commits on Sep 25, 2026

    • [JSC] Prepare visitChildren and marking constraints for a SlotVisitor that marks more than one heap

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      dhecht

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15. Commits on Sep 24, 2026

    • [JSC] Iterate Arrays without allocating a `JSArrayIterator`

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      sosukesuzuki

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16. Commits on Sep 23, 2026

    • Make CString's literal, buffer and mutable accessors reachable only through CStringWithEncoding

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      cdumez

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    • [JSC] WASM debugger: answer qWasmStackValue for caller frames

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      hyjorc1

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17. Commits on Sep 21, 2026

    • Carry the encoding in the type for JSC's option strings and JIT-dump object strings

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      cdumez

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    • Type the JSC heap names as ASCIICString and the profiler marker messages as UTF8CString

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      cdumez

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18. Commits on Sep 18, 2026

    • [JSC] Remove `doneLocation` from `HandlerPropertyInlineCache`

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      sosukesuzuki

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19. Commits on Sep 16, 2026

    • Reduce use of CString::legacyCStringPointer() in assertion and signpost macros

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      cdumez

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20. Commits on Sep 14, 2026

    • [JSC] Add CodeBlock::updatePredictionsConcurrently

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      Constellation

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21. Commits on Sep 13, 2026

    • Make FileSystem::fileSystemRepresentation() return a UTF8CString and keep its consumers typed

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      cdumez

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22. Commits on Sep 12, 2026

    • Make WTF::UUID unable to hold an invalid value, so one cannot be sent over IPC

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      cdumez

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    • Rename toCString() to toUTF8CString() and stop PrintStream from printing an untyped CString

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      cdumez

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23. Commits on Sep 8, 2026

    • Add missing thread-safety annotations and address potential issues they uncovered

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      cdumez

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24. Commits on Sep 6, 2026

    • [JSC] Load ARM64 SIMD bitmask tower constants

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      chicoxyzzy

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      Constellation

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