The Hidden Performance Price of C++ Virtual Functions

Explore the performance implications of C++ virtual functions in this conference talk from CppCon 2022. Delve into the core concept of virtual function mechanisms, examining their hidden performance costs and understanding why they can be slow. Analyze how virtual functions utilize CPU resources and evaluate compiler optimization techniques. Learn several strategies to enhance program speed when using virtual functions. Gain insights from Ivica Bogosavljevic, a senior software engineer with extensive experience in Linux and bare-metal embedded systems, as he shares his expertise in application performance improvement.