Idea for more delegations in <algorithm>

[Gabriel Dos Reis]

Paolo Carlini <pcarlini@suse.de> writes:

| Gabriel Dos Reis wrote:
| 
| >| ... but, thinking more about this, probably the real issue is with
| >| *defaults* not with __enable_if "per se".
| >
| >Yes.  Usually, the enable_if<> stuff is put in the return type.
| >Constructors don't have return type, so you would have to stick it
| > somewhere.
| Right. However, if I'm not mistaken, even in case of constructors, you can
| simply call from the constructor two helpers, with no added tags, and gain
| one less level of unnecessary indirection and no annoying empty structs.

I think I don't understand.

-- Gaby