“gem install therubyracer -v ‘0.10.2’” on osx mavericks not installing

If you decide to use a newer therubyracer gem version, you will no longer have this problem Otherwise: brew tap homebrew/dupes # Thanks Tom brew install apple-gcc42 export CC=/usr/local/Cellar/apple-gcc42/4.2.1-5666.3/bin/gcc-4.2 export CXX=/usr/local/Cellar/apple-gcc42/4.2.1-5666.3/bin/g++-4.2 export CPP=/usr/local/Cellar/apple-gcc42/4.2.1-5666.3/bin/cpp-4.2 brew uninstall v8 gem uninstall libv8 gem install therubyracer -v ‘0.10.2’ # specify version