cmake_minimum_required(VERSION 3.3) project(XcodeIOSInstallCombinedPrune CXX) set(CMAKE_OSX_SYSROOT iphoneos) set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED "NO") set(CMAKE_XCODE_ATTRIBUTE_DEBUG_INFORMATION_FORMAT "dwarf") add_library(foo SHARED foo.cpp) install(TARGETS foo DESTINATION lib) add_library(baz SHARED foo.cpp) set_target_properties( foo baz PROPERTIES XCODE_ATTRIBUTE_ARCHS[sdk=iphoneos*] armv7 XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphoneos*] armv7 XCODE_ATTRIBUTE_ARCHS[sdk=iphonesimulator*] x86_64 XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphonesimulator*] x86_64 ) add_library(boo SHARED foo.cpp) set_target_properties( boo PROPERTIES XCODE_ATTRIBUTE_ARCHS[sdk=iphoneos*] arm64 XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphoneos*] arm64 XCODE_ATTRIBUTE_ARCHS[sdk=iphonesimulator*] i386 XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphonesimulator*] i386 ) add_custom_command( TARGET foo POST_BUILD COMMAND lipo -create $ $ -output $ )