$ sudo apt-get install build-essential ccache libgc-dev graphviz libunwind-dev pkg-config
+and on OS X using brew
+
+ $ brew install ccache bdw-gc graphviz libunwind-headers pkgconfig
+
+or with MacPorts
+
+ $ sudo port install ccache boehmgc graphviz libunwind-headers pkgconfig
+
Important files and directories:
* benchmarks/ Script to bench the compilers