All pull requests

Pull requests

• [JSC] BytecodeOptimizer keeps the first stable relaxation pass instead of re-emitting after the forced widening

  #807·robobun opened Oct 14, 2026Collaborator·

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• [JSC] DFG backwards propagation should not pass LogicalNot's use flags to its operand (cherry-pick WebKit/WebKit#76845)

  #806·robobun opened Oct 14, 2026Collaborator·

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  12

  

• [JSC] A VM with a sampling profiler builds the PC to CodeOrigin maps that the profiler reads

  #804·dylan-conway opened Oct 14, 2026Member·

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  19

• [JSC] A transition from a dictionary structure takes its property table instead of copying it

  #803·robobun opened Oct 14, 2026Collaborator·

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  5

• [JSC] FTL converts a double stored into an int typed array in a node of its own

  #802·dylan-conway opened Oct 14, 2026Member·

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  6

• [JSC] toInt32AfterFailedTruncation() takes any double

  #801·dylan-conway opened Oct 13, 2026Member·

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  5

• [JSC] The marking helper threads join a collection once it has shown them enough work

  #800·robobun opened Oct 13, 2026Collaborator·

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  8

• [JSC] Options::immutableGlobals: built-ins and listed globals, with the functions they hold, become immutable when a global object is created

  #797·dylan-conway opened Oct 13, 2026Member·

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  15

• [JSC] SyntheticModuleRecord runs the host's evaluation steps; a module that waits for a top-level await keeps the async context

  #796·robobun opened Oct 12, 2026Collaborator·

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  2

• fix(jsc): initialize new VM-entry scratch storage

  #795·steipete opened Oct 12, 2026·

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  1

• fix(jsc): release suspension lock between optional trap retries

  #794·steipete opened Oct 12, 2026·

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  1

• fix(jsc): release parser arena class-field identifiers

  #793·steipete opened Oct 12, 2026·

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  1

• [JSC] PutCellButterflySlot forbids the double format for the variable it stores

  #792·robobun opened Oct 11, 2026Collaborator·

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  4

• [WTF] Allocate the UTF-8 fallback buffer for ill-formed UTF-16 at its exact size

  #791·robobun opened Oct 10, 2026Collaborator·

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  11

• [JSC] Console host functions release their ThrowScope before the ConsoleClient call

  #790·robobun opened Oct 10, 2026Collaborator·

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  1

• [WTF] URL::fileSystemPath() returns Markable<String> and decodes strictly on Windows

  #789·robobun opened Oct 9, 2026Collaborator·

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  5

• [YARR] A /u or /v .*X.* pattern does not match X inside a surrogate pair

  #788·robobun opened Oct 9, 2026Collaborator·

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  9

• [JSC] A builtin name the VM does not have is a SyntaxError

  #786·robobun opened Oct 9, 2026Collaborator·

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  2

• [JSC] A native called with no receiver must not work on the caller's scope

  #784·robobun opened Oct 9, 2026Collaborator·

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  11

• [WTF] Let the embedder key the string and integer hashes per process

  #783·dylan-conway opened Oct 9, 2026Member·

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  1

• [JSC] In a generator or async function, arguments and each parameter have one binding, for the body's declarations and for direct eval

  #782·robobun opened Oct 9, 2026Collaborator·

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  2

• [JSC] Add live module exports for module mocks, plus eleven smaller changes for bun test

  #781·Jarred-Sumner opened Oct 9, 2026Collaborator·

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  56

• [JSC] getBytecodeIndex() gives a builtin frame its own bytecode index

  #780·robobun opened Oct 8, 2026Collaborator·

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  3

• [JSC] Make an Int32 Inc or Dec unchecked when its result is only truncated

  #779·robobun opened Oct 8, 2026Collaborator·

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  2

  

• [JSC] DFG backwards propagation should not treat non-integer constants as within power of two (cherry-pick WebKit/WebKit#76149)

  #778·robobun opened Oct 8, 2026Collaborator·

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  4