AutoMapper/AutoMapper — pull request #188 by cpedros (2012-03-31 05:55:56+00:00)
Title: TypePair.GetHashCode() returns a precalculated value in an unchecked context

Hash code was calculated in the TypePair constructor outside of an unchecked context, whilst GetHashCode() returned the precalculated value inside of an unchecked context. Looks like a relic from when the hash code calculation was moved into the constructor.