https://v8project.blogspot.com/2016/12/v8-release-56.html https://v8project.blogspot.com/2016/12/v8-release-56.html says: > V8 version 5.6, which will be in b

https://v8project.blogspot.com/2016/12/v8-release-56.html https://v8project.blogspot.com/2016/12/v8-release-56.html says: > V8 version 5.6, which will be in beta until it is released in coordination with Chrome 56 Stable in several weeks... > Starting with 5.6, V8 can optimize the entirety of the JavaScript language.