clang has implemented modules as a replacement for monolithic precompiled headers, but they are marked experimental for C++. They are tracking the C++ modules p

clang has implemented modules as a replacement for monolithic precompiled headers, but they are marked experimental for C++. They are tracking the C++ modules proposal. See http://clang.llvm.org/docs/Modules.html http://clang.llvm.org/docs/Modules.html and http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2073.pdf http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n207....