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Inside the C++ Object Model Stanley B. Lippman
Publisher: Addison-Wesley Professional

€�Advanced Programming in the Unix Environment”, 2nd Ed, W. €�The Design and Evolution of C++”, 1st Ed, Bjarne Stroustrup. 1,default constructor constructionA default constructor synthesiszes only when the implementation needs it.When the implementation needs it?1.1,Member class object with default constructor.1.2,B. I want to pass this object model into unmanaged C++. Data语义学：一.一个类得实际大小受到三个因素影响：1.语言本身所造成的额外负担.比如virtual ，虚基类.2.编译器对于特殊情况所提供的优化处理3.内存对齐(Alignment)的限制. Implementation techniques for representing the "C++ object model". ǜ�过《Inside The C++ Object Model》，在C++继承环节，存在一个virtual table的指针，它指向继承的父类。 但是在不同的编译器下面的，对于此环节的实现，也不相同。 下面对比GCC和MicroSoft编译器：. [C++ Templates - The Complete Guide by Nicolai Josuttis](http://www.josuttis.com/tmplbook/) [Inside the C++ Object Model by Stanley Lippman](http://my.safaribooksonline.com/book/programming/cplusplus/0201834545). €�Inside the C++ Object Model”, 1st Ed., Stanley B. In terms of background references I have "Inside the C++ object model" by Stanley Lippman - dated but very useful. Have a call from the unmanaged C++ code such as 'GetClassA() : ClassA'.