Trying to install therubyracer on mavericks using "gem install therubyracer -v '0.10.2'" but i am getting the following error: /Users/dennischen/.rvm/rubies/ruby-1.9.3-p194/bin/ruby extconf.rb checking for main() in -lobjc... yes creating Makefile make compiling rr.cpp clang: warning: argument unused during compilation: '-rdynamic' rr.cpp:48:1: warning: control reaches end of non-void function [-W
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