tree 266adc38d12cc4b059b0b160638e684bb5b52027
parent 4d0f193d4315db4d34b6fd118574fadf29fd5329
author Eric Fiselier <eric@efcs.ca> 1561262321 +0000
committer Eric Fiselier <eric@efcs.ca> 1561262321 +0000

Add super fast _IsSame trait for internal use.

Clang provides __is_same that doesn't produce any instantiations
and just returns a bool. It's a lot faster than using std::is_same

I'll follow up with a patch to actually start using it.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@364148 91177308-0d34-0410-b5e6-96231b3b80d8