3 ms·
Sounds like an explicit version of https://en.wikipedia.org/wiki/Return_value_optimization https://en.wikipedia.org/wiki/Return_value_optimization .
by asdfaoeu 9y ago
Sounds like an explicit version of https://en.wikipedia.org/wiki/Return_value_optimization https://en.wikipedia.org/wiki/Return_value_optimization .
- dom0 9y agoNo, RVO is about the compiler silently moving the on-stack location of the "returned" object into the callers frame.