CppCon 2017 : dynamic_cast From Scratch—Arthur O’Dwyer
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While we wait for this year’s event, we’re featuring videos of some of the 100+ talks from CppCon 2017 for you to enjoy. Here is today’s feature:
dynamic_cast From Scratch by Arthur O’Dwyer (watch on YouTube) (watch on Channel 9)
Summary of the talk:
This session will introduce you to the C++ object model: the rules by which C++ class objects are translated into memory layouts. We’ll quickly cover polymorphic class types and multiple and virtual inheritance. We’ll discuss the anatomy of a virtual method call, the difference between static_cast and reinterpret_cast, and what’s contained in a vtable besides function pointers. We’ll see that the way dynamic_cast (...)
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