Rvalues redefined--Andrzej Krzemieński

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Evolution of semantics.

Rvalues redefined

by Andrzej Krzemieński

From the article:

In this post we will explore what I consider the most significant language change in C++17. I call it the most significant because it changes the way you design your resource-managing types and how you think about initialization. It is often called “guaranteed copy elision”, but I will not use that name (except for this single time) because it does not reflect what this feature is. C++ has completely changed the meaning of rvalue (actually, prvalue)...

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