[pedantic] gcc isn't used much in OSX anymore; the 'gcc' that ships in OSX is a pre-GPL3 version (as are any remaining GNU tools) that's on top of LLVM, and I b

[pedantic] gcc isn't used much in OSX anymore; the 'gcc' that ships in OSX is a pre-GPL3 version (as are any remaining GNU tools) that's on top of LLVM, and I believe the OS itself and most apps are compiled with clang now. (though LLVM and clang were both born from similar communities)