I have Visual Studio 2015 Enterprise, version 14.0.24720.00 Update 1 as well as ReSharper 10 Ultimate, version 10.0.2 installed. I have a
The issue is simply a bug with the latest version of ReSharper, if you Suspend ReSharper the issue simply goes away and all the source code works as expected.
Update
This has since been addressed in the ReSharper 2016.1 version.