6.0.9

zeroclaw-labs/zeroclaw6.0.9Sep 1, 2026by emscripten-bot

Upgrading?

AI Summary

A patch release for Emscripten 6.0.9 marking `WASM_BINDGEN` as experimental and updating cache paths to use `WebAssembly.instantiateStreaming()`.

Key Highlights

  • `WASM_BINDGEN` marked as experimental
  • Cache paths updated to use `WebAssembly.instantiateStreaming()`

New Features

  • Experimental `WASM_BINDGEN` setting
  • Cache paths use `WebAssembly.instantiateStreaming()`

Full Release Notes

## What's Changed
- The `WASM_BINDGEN` setting is now marked experimental, and enabling it
  produces a compiler diagnostic warning, since the integration is still
  evolving and subject to change. (#27616)
- The `-sCROSS_ORIGIN_STORAGE` cache-hit and cache-miss paths now use
  `WebAssembly.instantiateStreaming()` (via `Blob.stream()` and a `tee()`'d
  network body respectively), so enabling the flag no longer loses the
  download/compile overlap of the standard streaming path. (#27609)


## Contributors
Thanks to the following contributors: @sbc100 (17) @brendandahl (3) @guybedford (3) @tomayac (2) @dschuff (1)

**Full Changelog**: https://github.com/emscripten-core/emscripten/compare/6.0.8...6.0.9

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