Tests/RunCMake/CompilerArgs/FindCXXCompiler.cmake - third_party/github.com/Kitware/CMake - Git at Google

 enable_language(CXX)
 file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/CXX_comp.cmake" "set(temp_CMAKE_CXX_COMPILER \"${CMAKE_CXX_COMPILER}\")\n")
	enable_language(CXX)
	file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/CXX_comp.cmake" "set(temp_CMAKE_CXX_COMPILER \"${CMAKE_CXX_COMPILER}\")\n")