std::move is just a cast that converts expressions to rvalue references—it doesn't actually move anything. The real movement happens when move constructors or move assignment operators are invoked. Common mistakes include using std::move on return statements (which breaks RVO), moving from const objects (which silently falls
Table of contents
The Problem: When “Optimization” Makes Things Slower #The Mechanics: What is std::move Really? #The Naive Approach: Three Mistakes That Will Hurt Your Performance #Implementing Move Semantics Correctly #std::move vs std::forward: Two Tools for Different Jobs #Modern C++ Context: How Move Semantics Have Evolved #Benchmarks: The Performance Impact of Getting This Right #Conclusion: The Mental Model for std::move #Real-World Example: Building a Move-Aware Container #Performance Pitfalls: Where Move Semantics Go Wrong #Final Thoughts: The Philosophy of Move Semantics #Further Reading and Resources #Sort: