Why is const-correctness specific to C++?

Question

Disclaimer: I am aware that there are two questions about the usefulness of const-correctness, however, none discussed how const-correctness is necessary in C++ as oppos

Answer 1

This talk and video from Herb Sutter explains the new connotations of const with regards to thread-safety.

Constness might not have been something you had to worry about too much before but with C++11 if you want to write thread-safe code you need to understand the significance of const and mutable