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Subject: Re: [boost] [result_of] now uses decltype on release branch
From: Eric Niebler (eric_at_[hidden])
Date: 2012-09-05 13:00:57

On 9/5/2012 12:14 PM, Joel de Guzman wrote:
> On 9/5/12 11:33 PM, Eric Niebler wrote:
>>> >I'm not sure. To me, I think it's easier to simply avoid result_of
>>> >on C++11 and just use decltype directly. Problem solved. Why use an
>>> >inferior tool when something better is available anyway?
>> In the case where you need an overload to drop out because of the
>> ill-formed-ness of a call expression, I agree with you. If you mean to
>> swear off using result_of entirely because of this issue, then you'd be
>> making your code non-portable for no good reason.
> How so? I can keep using result_of in '03 code and use decltype
> in '11 code. I see no reason how that will be non-portable.

I mean that you can use boost::result_of everywhere except where you
need to select overloads on

> PS> If you stop acting like the police, perhaps more people
> will stop behaving like renegades ;-)

The winky-face here doesn't make that comment acceptable. Since when is
maintaining a library "acting like the police"? Let me remind you: we're
here because you've been neglecting the maintenance of your own
libraries, Phoenix and Fusion, which have been broken by the
decltype-result_of on trunk since APRIL.

Eric Niebler
BoostPro Computing

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