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View Compilation Error

0_0_1677487_11201.cpp
VC\include\utility(41) : error C2440: “初始化” : 无法从“const std::_Tree<_Traits>::iterator”转换为“bool”
        with
        [
            _Traits=std::_Tmap_traits<int,int,std::less<int>,std::allocator<std::pair<const int,int>>,false>
        ]
        没有可用于执行该转换的用户定义的转换运算符,或者无法调用该运算符
        0_0_1677487_11201.cpp(30) : 参见对正在编译的函数模板实例化“std::pair<_Ty1,_Ty2>::pair<std::_Tree<_Traits>::iterator,bool>(const std::pair<std::_Tree<_Traits>::iterator,bool> &)”的引用
        with
        [
            _Ty1=bool,
            _Ty2=std::map<int,int>::iterator,
            _Traits=std::_Tmap_traits<int,int,std::less<int>,std::allocator<std::pair<const int,int>>,false>
        ]
VC\include\utility(41) : error C2439: “std::pair<_Ty1,_Ty2>::first” : 未能初始化成员
        with
        [
            _Ty1=bool,
            _Ty2=std::map<int,int>::iterator
        ]
        VC\include\utility(50) : 参见“std::pair<_Ty1,_Ty2>::first”的声明
        with
        [
            _Ty1=bool,
            _Ty2=std::map<int,int>::iterator
        ]
VC\include\utility(41) : error C2664: “std::_Tree<_Traits>::iterator::iterator(std::_Tree<_Traits>::_Nodeptr)” : 不能将参数 1 从“const bool”转换为“std::_Tree<_Traits>::_Nodeptr”
        with
        [
            _Traits=std::_Tmap_traits<int,int,std::less<int>,std::allocator<std::pair<const int,int>>,false>
        ]
        and
        [
            _Traits=std::_Tmap_traits<int,int,std::less<int>,std::allocator<std::pair<const int,int>>,false>
        ]
        从整型转换为指针类型要求 reinterpret_cast、C 样式转换或函数样式转换


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