Enums in lambda expressions are compiled differently; consequence of overload resolution improvements?

Question

While trying out the Visual Studio 2015 RC, I received a run-time error on previously working code. Given the lambda (x => x.CustomerStatusID == CustomerStatuses.Acti

Answer 1

This has nothing to do with overload resolution. The previous compiler prematurely optimized the right-hand-side of the comparison, thereby omitting the code corresponding to the source expression.