installing-ghc7.2-osx10.7.md Installing GHC 7.2 on Mac OS X This is a brief and bare-bones guide to getting GHC 7.2 and the cabal-install tool (the two basic things you'll need to do Haskell development) up and running on a new Mac OS X 10.7 install. The instructions given here worked for me, but YMMV. Installing GHC Downloading and installing GHC 7.2.1 for x86_64 (Darwin) is straightforward. curl