Re: move constructors likely a requirement

[kingcrimson]

> Il giorno 6 set 2019, alle ore 08:36, address@hidden ha scritto:
> 
> My suggestion would be to just remove NoAlias then ...
> changeset attached.

I tested the following code with and without the patch :

 A = randn (10000); tic, B = triu (A); toc

time without the patch averages to 0.68528, while with the patch it is 0.48319.
I think the copy is effectively being avoided.

Is it OK if I push the changeset to default?

c.