Re: [boost] [Boost-bugs] [ boost-Bugs-1315712 ] Addingboost::is_complex to type_traits.hpp

From: John Maddock (john_at_[hidden])
Date: 2005-10-07 10:17:07

> Uh, where is it?

It was posted to the boost-users list.  Implementation is utterly trivial 
anyway.

> There are a number of useful things to go with complex.  Here is
> another.
>
> It is common to need the scalar type that corresponds to a numeric
> type, whether that type is complex or scalar.  For example, the type
> returned by abs.  Implementation is pretty trivial:

Interesting, and good point.

OK, is there any objection to is_complex being added, what about Neal's 
trait (and what to call it if it is added, "scalar" maybe?).

John.