ExternalProject_Add("${stdlib_target}-core"
SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/Runtimes/Core"
DEPENDS PopulateRuntimeSourceDir
CMAKE_ARGS
-DCMAKE_INSTALL_LIBDIR:FILEPATH=lib
-DCMAKE_Swift_COMPILER_WORKS:BOOLEAN=YES
-DBUILD_SHARED_LIBS:BOOLEAN=YES
${stdlib_cache_file_flag}
${stdlib_deployment_version_flag}
-DCMAKE_BUILD_TYPE:STRING=${CMAKE_BUILD_TYPE}
-DCMAKE_INSTALL_PREFIX:FILEPATH=<INSTALL_DIR>
-DCMAKE_Swift_COMPILER:FILEPATH=$<IF:$<BOOL:${CMAKE_CROSSCOMPILING}>,${CMAKE_Swift_COMPILER},$<PATH:REPLACE_FILENAME,$<TARGET_FILE:swift-frontend>,swiftc>>
-DCMAKE_C_COMPILER:FILEPATH=${CMAKE_C_COMPILER}
-DCMAKE_CXX_COMPILER:FILEPATH=${CMAKE_CXX_COMPILER}
-DCMAKE_Swift_COMPILER_TARGET:STRING=${stdlib_target_triple}
-DCMAKE_C_COMPILER_TARGET:STRING=${stdlib_target_triple}
-DCMAKE_CXX_COMPILER_TARGET:STRING=${stdlib_target_triple}
-DCMAKE_COLOR_DIAGNOSTICS:BOOLEAN=${CMAKE_COLOR_DIAGNOSTICS}
-DCMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM}
-DSwiftCore_INSTALL_NESTED_SUBDIR=YES
-DSwiftCore_ENABLE_CONCURRENCY=${build_concurrency})