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Lines Matching refs:Opt

23 template <class Opt>
27     static_assert(noexcept(Opt(nullopt)), "");
28     constexpr Opt opt(nullopt);
29     static_assert(static_cast<bool>(opt) == false, "");
32         : public Opt
38 template <class Opt>
42     static_assert(noexcept(Opt(nullopt)), "");
43     Opt opt(nullopt);
44     assert(static_cast<bool>(opt) == false);
47         : public Opt