[PATCH] support N4514 in <type_traits> is_function

[Jonathan Wakely]

On 14/02/17 20:36 -0600, Barrett Adair wrote:
>Hi,
>
>is_function doesn't currently account for the language changes in
>N4514 (i.e. the -fgnu-tm flag).
>
>Would something like this patch be desirable? I asked about this on SO
>a few weeks ago and received no answers:
>http://stackoverflow.com/questions/41293925

Hi, sorry for the delayed response!

Yes, I think we probably do need this. There are other places that we
need to add partial specializations too, including at least
_Mem_fn_traits in <functional>.