// Clear and create directories
// RUN: rm -rf %t
// RUN: mkdir %t
// RUN: mkdir %t/cache
// RUN: mkdir %t/Inputs
// Build first header file
// RUN: echo "#define FIRST" >> %t/Inputs/first.h
// RUN: cat %s >> %t/Inputs/first.h
// Build second header file
// RUN: echo "#define SECOND" >> %t/Inputs/second.h
// RUN: cat %s >> %t/Inputs/second.h
// Test that each header can compile
// RUN: %clang_cc1 -fsyntax-only -x c++ -std=c++11 %t/Inputs/first.h -fzvector
// RUN: %clang_cc1 -fsyntax-only -x c++ -std=c++11 %t/Inputs/second.h -fzvector
// Build module map file
// RUN: echo "module FirstModule {" >> %t/Inputs/module.map
// RUN: echo " header \"first.h\"" >> %t/Inputs/module.map
// RUN: echo "}" >> %t/Inputs/module.map
// RUN: echo "module SecondModule {" >> %t/Inputs/module.map
// RUN: echo " header \"second.h\"" >> %t/Inputs/module.map
// RUN: echo "}" >> %t/Inputs/module.map
// Run test
// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t/cache -x c++ -I%t/Inputs -verify %s -std=c++11 -fzvector
// namespace Types
// Keep macros contained to one file.