100644 blob ef20c8e5ba2b8ef537046053cbc200cb1acb1d67	1.cc
100644 blob ff302faf2036c4087ecb869d7506f5d5c1ea3210	check_type.cc
100644 blob 3c55c173a5e4fddfd9b291e2d9ad7cd45e1553bf	constexpr.cc
100644 blob 9d11c69d25d2e34a143bdc1796d8df4af2b3e09f	constrained.cc
100644 blob eb7f6186f525f03995a40a3ebe68a4f70e7f26a9	moveable.cc
040000 tree c169568acf9bd1a6dc5731284bbc1d96e7252f8b	requirements