C++对象模型 ch7 站在对象模型的尖端

模板的实例化:

This means an implementation must keep two scope contexts:

1. The scope of the template declaration, which is fixed to the generic template class representation

2. The scope of the template instantiation, which is fixed to the representation of the particular instance

The compiler's resolution algorithm must determine which is the appropriate scope within which to search for the name.