Re: [boost] [type traits] add a set of templatesto propagate constetc from one type to another?

Subject: Re: [boost] [type traits] add a set of templatesto propagate constetc from one type to another?
From: John Maddock (boost.regex_at_[hidden])
Date: 2010-03-03 13:28:06

> Note that John wrote about making To have the same cv-qualification as 
> From, above.  Hence, he called it "copy_cv."  Your example, which is 
> perhaps what John meant, is to make sure that To has at least as much 
> cv-qualification as From, without removing any extra To already had.  That 
> suggests "augment" or "append."

I had intended "copy_cv" to mean: "Make To have the same qualifiers as 
From".  At least intuitively that's what it means to me :-)

I hadn't thought about the other form, I guess I'm hoping we don't need 
both!

John.