| // RUN: %target-swift-emit-silgen -verify %s | |
| // SR-8990 | |
| protocol SomeProtocol { } | |
| class SomeClass: SomeProtocol { } | |
| struct SomeStruct { var x, y: Int } | |
| extension SomeProtocol { | |
| var someProperty: SomeStruct { | |
| nonmutating set { } | |
| get { return SomeStruct(x: 1, y: 2) } | |
| } | |
| } | |
| func f(i: Int) { | |
| SomeClass().someProperty.x = i | |
| } | |