040000 tree 5251735c931768c81aa530d0c32162bbc0ca9795	Inputs
100644 blob 5044ad65501af38a9e5744f6829fbc01b1dbfd1a	external-cascade.swift
100644 blob e4f65ac8592fe5f1752af8db0d65588130c007fb	linear.swift
100644 blob e80f58f61315b253218e2c73375730818ebdf3bf	transitive.swift