Re: [boost] [type_traits] Proposal: same_xxx

2014-06-08 16:16 GMT+02:00 Adam Wulkiewicz :

2014-06-08 15:18 GMT+02:00 Andrey Semashev :

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On Sunday 08 June 2014 16:08:07 Peter Dimov wrote:

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Adam Wulkiewicz wrote:

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Hi,

Recently I found some use for a tool adding const to a type if some other type is const.

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same_cv

That's usually called copy_cv, and Google finds

Ah, and I didn't know this name, so I wrote myself traits like this a while ego.

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https://svn.boost.org/trac/boost/ticket/3970

and

http://www.boost.org/doc/libs/master/boost/log/detail/copy_cv.hpp

The rest of the traits don't seem particularly popular.

I'm ok with moving it to TypeTraits, if anyone's interested.

It's a good place for it, regarding the modularization. Separate copy_const and copy_volatile could be a nice complement.

+1 Cheers, Kris