100644 blob 66d573ef4bbe462d3e390aa41fa4298408d12602	backward_compatibility.hpp
100644 blob 750561ee301737ece5eeb474c470bee34dd86003	concept_def.hpp
100644 blob 713db89123b3f7bcc77fb1a1c9da1032e0f9b0f5	concept_undef.hpp
100644 blob 525ea656c2dbdc784cf5f5875b410c0227fc39de	general.hpp
100644 blob a309db3d88a00dd9f037233428a5d8b9af82ed5f	has_constraints.hpp