Merge pull request dotnet/coreclr#3511 from vcsjones/fix-3506
authorJan Kotas <jkotas@microsoft.com>
Sat, 5 Mar 2016 00:05:34 +0000 (16:05 -0800)
committerJan Kotas <jkotas@microsoft.com>
Sat, 5 Mar 2016 00:05:34 +0000 (16:05 -0800)
Improve GetHashCode for IntPtr/UIntPtr on 64-bit.

Commit migrated from https://github.com/dotnet/coreclr/commit/031b5a02815d5df8e83b8d6d0775c3d91d426c2a


Trivial merge