Re: [boost] [outcome] Possible extensions/changes to std::experimental::expected

Subject: Re: [boost] [outcome] Possible extensions/changes to std::experimental::expected
From: Peter Dimov (lists_at_[hidden])
Date: 2017-05-26 12:22:39

Andrzej Krzemienski wrote:

> Maybe no-one uses expected<T> as function parameter, but consider this:
> 
> expected<vector<T>> g()
> {
>   vector<T> v;
>   // try to populate v;
>   return v; // are you expecting a copy elision here?
> }

This should move (subject to a clarification in the core language though.)