swift

b6c3ad3d - Augment Test for Confusing ExpressibleByNilLiteral Case

Augment Test for Confusing ExpressibleByNilLiteral Case Add a test for an extremely confusing behavior of switches for ExpressibleByNilLiteral-conforming types. From the looks of the expression tree, one would hope that `case nil` would match such types. Instead, the subject value is up-converted to an optional and compared to `nil` directly with ~=.