[PATCH] D6964: [libcxx] SFINAE-friendly common_type

[Agustín Bergé via cfe-commits]

K-ballo added a comment.

In http://reviews.llvm.org/D6964#241105, @EricWF wrote:

> @K-ballo May I commit this with a couple of small changes? I want to fully qualify all of the calls to "declval<Tp>(...)".


Please do. I have submitted bug reports in the past for pesky unqualified calls to `declval`.


http://reviews.llvm.org/D6964