llvm: llvm (LLVM compiler toolkit) llvm: llvm: LLVM is a toolkit for the construction of highly optimized compilers, llvm: optimizers, and runtime environments. llvm: llvm: This package also includes the clang frontend for the C family of llvm: languages: C, C++, Objective-C, and Objective-C++ llvm: llvm: llvm: Homepage: http://llvm.org/ llvm: