http://blog.llvm.org/2010/02/clang-succ ... hosts.html

A huge milestone for the Clang/LLVM project!

For those that don't know, the Clang project is a relatively new C, C++, Objective C and Objective C++ front-end for the LLVM compiler. The FreeBSD development team has been working to replace GCC in the base system with Clang/LLVM.