Re: [boost] Road to low-quality-code is paved with good intentions of dropping dependencies

Subject: Re: [boost] Road to low-quality-code is paved with good intentions of dropping dependencies
From: Bo Persson (bop_at_[hidden])
Date: 2015-01-08 11:19:53

On 2015-01-07 20:33, Michael Caisse wrote:
> On 01/07/2015 07:22 AM, Beman Dawes wrote:
>>
>> For all the type traits that are now supported by the standard library
>> in use, it might be nice if #include
>> <boost/type_traits/std/some_trait.hpp> brought in the standard library
>> version. So eventually the many boost libraries that use only type
>> traits that have been standardized would have no dependencies on the
>> actual boost implementations.
>>
>
> This worries me. I have had mixed results with type traits specifically
> and the behaviour of the Boost flavour versus the std flavour from
> various vendors. I don't recall the specifics right now except to recall
> that the std::is_pod in MSVC produced different results than gcc and Boost.

That was a bug in MSVC8. Should that affect boost forever?

>
> I would rather see these choices be more implicit. I am not a fan of
> auto-selecting between the vendor version or the Boost version for any
> library. It creates more surprises than I like.
>

It would be a lot of configurations if you want to select each feature 
individually. Don't know if anyone really want to do that instead of 
waiting for a bug workaround in the next boost release.

Bo Persson