040000 tree aff06f6a5332c5eea035e3d20744c3604e3dbed3	includes
100644 blob b58f5c55b643afa06cbe68d6775bea59d146a613	nothing_to_do.pass.cpp
040000 tree 22f82dfe1458cca34e736a22c5ac5ae8ff26861a	set.difference
040000 tree 14001cd001635daece0815b70cac81de31b36229	set.intersection
040000 tree 57bc38d247f0710eec0a07ac3404c71eb1b89156	set.symmetric.difference
040000 tree 37083641cf1cf2391d30d1e8e605fb230ac40c22	set.union