Merge pull request dotnet/coreclr#10724 from mikedn/small-type-xchg
authorBruce Forstall <brucefo@microsoft.com>
Wed, 5 Apr 2017 23:28:16 +0000 (16:28 -0700)
committerGitHub <noreply@github.com>
Wed, 5 Apr 2017 23:28:16 +0000 (16:28 -0700)
Use the correct type for interlocked instructions

Commit migrated from https://github.com/dotnet/coreclr/commit/93c57b8de68d31cc427ff604262f08282fe60e28


Trivial merge