web-feature: Tail call optimization (WebAssembly)

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

WKWebView

macOS

*

iOS

*

Android WebView

Android

*

WebView2

Windows

*

Chrome Browser

Android

112

Safari Browser

iOS

18.2

Notes

Support data provided by: BCD logo

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This feature was last updated on November 10, 2025.