WASM's current GC model is mostly about sharing large byte buffers. It's on about the order of OS-level memory page management. Mostly it is getting used to share memory surfaces to JSON serialization/deserialization without copying that memory across the WASM to JS boundary anymore.
It will be a while before WASM GC will look close to any language's GC.
alt Hacker News
WASM's current GC model is mostly about sharing large byte buffers. It's on about the order of OS-level memory page management. Mostly it is getting used to share memory surfaces to JSON serialization/deserialization without copying that memory across the WASM to JS boundary anymore.
It will be a while before WASM GC will look close to any language's GC.