therubyracer 0.12.3 error

brew tap homebrew/versions
brew uninstall v8
brew install v8-315
gem uninstall -a libv8
gem install libv8 -v '3.16.14.19' -- --with-system-v8

brew install v8@3.15

bundle config --local build.libv8 --with-system-v8

bundle config --local build.therubyracer --with-v8-dir=/usr/local/opt/v8@3.15

bundle install

 

https://github.com/cowboyd/libv8/issues/205

https://github.com/cowboyd/libv8/issues/120