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From: David B. Held (dheld_at_[hidden])
Date: 2004-07-06 10:37:27

"Howard Hinnant" <hinnant_at_[hidden]> wrote in message
> [...]
> I initially viewed call_traits as a way to optimize whether a type
> should be passed by const ref or by value. But I was mistaken.
> The real value was in passing/returning reference types without
> bumping into the reference-to-reference problem.

So are you saying that call_traits is *not* useful for said
optimization? If so, why not?


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