MSDN "Using dllimport and dllexport in C++ Classes" （页面存档备份，存于互联网档案馆）: However, because a destructor for an abstract class is always called by the destructor for the base class, pure virtual destructors must always provide a definition. Note that these rules are the same for nonexportable classes.
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MSDN "Using dllimport and dllexport in C++ Classes" （页面存档备份，存于互联网档案馆）: However, because a destructor for an abstract class is always called by the destructor for the base class, pure virtual destructors must always provide a definition. Note that these rules are the same for nonexportable classes.
