How to install Xcode Command Line Tools

Question

How do I get the command-line build tools installed with the current Xcode/Mac OS X v10.8 (Mountain Lion) or later?

Unlike Xcode there is no installer, it\'s just a

Answer 1

UPDATED: On Lion 10.7.4 the Command Line Tools are already available from withing XCode. You can get it freely from App Store.

The GCC for OSX won't compile some packages obtained from macports. https://github.com/kennethreitz/osx-gcc-installer/downloads