What is an ABI and Why is Breaking it a Problem?

What is an ABI and Why is Breaking it a Problem?

Explore the concept of Application Binary Interface (ABI) and its significance in C++ programming in this comprehensive conference talk from CppNow 2021. Delve into the definition of ABI, understand the "one definition rule," and examine real-world examples of ABI-breaking changes. Learn about historical instances, such as the libstdc++ and string cases, and gain insights into potential ABI-related considerations by the C++ committee. Enhance your understanding of C++ development practices and the implications of ABI compatibility for software maintenance and evolution.