Searched defs:nullopt_holder (Results 1 – 1 of 1) sorted by relevance
158 template <class> struct nullopt_holder { struct162 constexpr nullopt_t nullopt_holder<Dummy>::instance_; argument168 template <class> struct nullopt_holder { struct172 const nullopt_t nullopt_holder<Dummy>::instance_ = nullopt_t(0); argument