Re: [boost] [typeof] 2 questions

Subject: Re: [boost] [typeof] 2 questions
From: Eric Niebler (eric_at_[hidden])
Date: 2010-05-16 15:23:23

Resending. Is Boost.Typeof actively maintained? I can submit a patch for
the first issue below, but decltype support should probably be added by
someone who knows the library better.

On 5/11/2010 7:48 AM, Eric Niebler wrote:
> 1) Some compilers don't support typeof in any form, even emulated. From
> looking at typeof.hpp, it looks like just #include'ing typeof.hpp on
> those compilers results in a hard error. I'd like a way to test whether
> typeof is supported and use it if so, otherwise do something else. How
> can I do that?
> 
> 2) I can't find "decltype" by grepping the typeof code. Why doesn't
> typeof use the decltype keyword on compilers that support it?
> 
> And I lied. I have another question. How expensive at compile-time is
> emulated typeof?
> 
> TIA,

-- 
Eric Niebler
BoostPro Computing
http://www.boostpro.com