[cpp] 初次光临,请多指教

[ling]

今天看了c++对话系列，为什么说下面的类程序会因为内存问题而崩溃呢？

#include "xStruct.h" // definition of struct X

class xWrapper
{
    X* xItem;
public:
    xWrapper() : xItem(new X) { }
    ~xWrapper() { delete xItem; }

    void dump() { /* dumps xItem to cout */ }
};
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