87 struct T3 {  struct
88   T3(const T1 *x) : hasValue(x != nullptr) {}  in T3()  argument
95 template <> struct CastInfo<T3, T1 *> : public ValueFromPointerCast<T3, T1> {};
99   T4(const T3 &x) : hasValue(true) {}  in T4()
101   static bool classof(const T3 *x) { return true; }  in classof()
105 template <> struct ValueIsPresent<T3> {
106   using UnwrappedType = T3;
107   static inline bool isPresent(const T3 &t) { return t.hasValue; }  in isPresent()
108   static inline const T3 &unwrapValue(const T3 &t) { return t; }  in unwrapValue()
111 template <> struct CastInfo<T4, T3> {
113   static inline CastResultType doCast(const T3 &t) { return T4(t); }  in doCast()
115   static inline CastResultType doCastIfPossible(const T3 &f) {  in doCastIfPossible()
244   T3 t3 = dyn_cast<T3>(&t1);  in TEST()
260   T3 t3 = dyn_cast_if_present<T3>(t1Null);  in TEST()