What are some uses of decltype(auto)?...

Why does this const function return a non-const reference?...

Why are adornment to auto allowed in the return type of a function...

error: use of 'decltype(auto) X before deduction of 'auto' (for generated lambda)...

What is the difference between returning auto&& and decltype(auto)?...

Why decltype(auto) infers T& as return type, while dedicated T& does not?...

C++14 Function returns array of objects although copy constructor is deleted...

Does decltype(auto) make trailing return type obsolete?...

Are there any realistic use cases for `decltype(auto)` variables?...

decltype(auto) type deduction: return x vs. return (x)...