cmake_minimum_required(VERSION 3.15) if(POLICY CMP0157) cmake_policy(SET CMP0157 NEW) endif() project(SwiftMixPCH C Swift) # Swift on Windows only provides a release runtime. set(CMAKE_MSVC_RUNTIME_LIBRARY MultiThreadedDLL) add_executable(SwiftMixPCH CMain.c SwiftFunc.swift) target_precompile_headers(SwiftMixPCH PRIVATE pch.h) # We don't want swift to emit main() target_compile_options(SwiftMixPCH PRIVATE "$<$:-parse-as-library>")