Searched defs:nil (Results 1 – 1 of 1) sorted by relevance
67 struct nil { struct70 operator T() const in operator T()77 T any_cast() const in any_cast()81 nil operator()( Arg1 const& ) in operator ()()85 nil operator()( Arg1 const&, Arg2 const& ) in operator ()()89 nil operator()( Arg1 const&, Arg2 const&, Arg3 const& ) in operator ()()94 void apply_to( Visitor& V ) const {} in apply_to()96 static nil& inst() { static nil s_inst; return s_inst; } in inst()98 nil() {} in nil() function289 optionally_assign( T&, nfp_detail::nil ) in optionally_assign()