Web platform features explorer

Tail call optimization (WebAssembly)

Newly available since 2024-12-11
Tags: webassembly Groups: WebAssembly

Tail call optimization discards a caller frame and replaces the call with a jump instruction.

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Browser support

  • Chrome 112 Released on 2023-04-04
  • Chrome Android 112 Released on 2023-04-04
  • Edge 112 Released on 2023-04-06
  • Firefox 121 Released on 2023-12-19
  • Firefox for Android 121 Released on 2023-12-19
  • Safari 18.2 Released on 2024-12-11
  • Safari on iOS 18.2 Released on 2024-12-11