TLDR:
One day, I was like, oh! I can just use std::string as a return because SSO will take place, but then immediately I was like, but SSO still won’t be as fast as a const char *
So I wanted to see what the actual difference was.
Links:
- https://stackoverflow.com/questions/10315041/meaning-of-acronym-sso-in-the-context-of-stdstring/10319672#10319672
- https://stackoverflow.com/questions/21694302/what-are-the-mechanics-of-short-string-optimization-in-libc
When are temporary objects destroyed?
- https://stackoverflow.com/questions/2298781/when-are-temporary-objects-destroyed
- https://eel.is/c++draft/intro.execution#def:full-expression
Quick Bench:
God Bolt Comparison
