100644 blob 454d4ab690bdba4e90e807957ff08f208ef93041	1.cc
100644 blob c45c72e6516a028df22cfa4acac3b8b5d3f4c3b3	check_type.cc
100644 blob b2f25e1e6ee9d40a205a97ae8e3801d64144efd0	constexpr.cc
100644 blob c79e783f33fbeb0e537029a5140e9b89db1dac6a	constrained.cc
100644 blob 88e08d1c60b3f17d0113978e83e613cc94564353	moveable.cc
040000 tree 3ec98cedd59a5ba00a176b711ff4d622de123ed0	requirements