Registration is now open for CppCon 2024! The conference starts on September 15 and will be held in person in Aurora, CO. To whet your appetite for this year’s conference, we’re posting videos of some of the top-rated talks from last year's conference. Here’s another CppCon talk video we hope you will enjoy – and why not register today for CppCon 2024!

Lightning Talk: Writing a Better std::move

by Jonathan Müller

Summary of the talk:

std::move allows the creation of const rvalue references, which is almost always wrong. It also allows moving out of lvalue references, which can be dangerous since you don't have real ownership over them and a caller might not expect the object to disappear. Let's fix those problems using macros, reflection, and more macros.