~ fatal error:Release-iphoneos/xxxx.framework/xxxx have the same architectures (arm64) and can’t be in the same fat output file ~

function make_fat_library {
# Will smash 2 static libs together
# make_fat_library in1 in2 out
lipo -remove arm64 "${2}" -output "${2}" 
xcrun lipo -create "${1}" "${2}" -output "${3}"
}