The size of JSC.wasm is around 4MB (compressed js and mem file).
- install emscripten
- install python, ruby, ninja, etc.
build/gn/download.batto download latest
Build with gn
> gn gen out --args="target_os=\"wasm\"" > ninja -C out
Build test shell on Windows
> gn gen out --args="target_os=\"win\"" > ninja -C out