[PATCH] Have `__have_extension(cxx_variadic_templates)` return true for any C++ standard.

[Eric Fiselier]

Gentle ping. This is a tiny change but I don't work on clang so I would really like a thumbs up.


http://reviews.llvm.org/D9423

EMAIL PREFERENCES
  http://reviews.llvm.org/settings/panel/emailpreferences/