51   struct CustomMapIterator  in TEST()  struct
52       : public llvm::mapped_iterator_base<CustomMapIterator,  in TEST()
62   CustomMapIterator I(V.begin());  in TEST()
71   struct CustomMapIterator  in TEST()  struct
72       : public llvm::mapped_iterator_base<CustomMapIterator,  in TEST()
74     CustomMapIterator(std::vector<int>::iterator it, S *P) : BaseT(it), P(P) {}  in TEST()  function
85   CustomMapIterator I(V.begin(), &Y);  in TEST()
93   struct CustomMapIterator  in TEST()  struct
94       : public llvm::mapped_iterator_base<CustomMapIterator,  in TEST()
96     CustomMapIterator(std::vector<int>::iterator it, std::map<int, int> &M)  in TEST()  function
107   auto I = CustomMapIterator(V.begin(), M);  in TEST()