[PATCH] [libcxx] Use __decltype instead of __typeof__

[Eric Fiselier]

To confirm the first clang release that has __decltype in C++98 is 2.9. I think I'll play it safe and enable it for clang >= 3.3.


http://reviews.llvm.org/D10426

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