| // RUN: not %target-swift-frontend %s -parse | |
| // Distributed under the terms of the MIT license | |
| // Test case submitted to project by https://github.com/practicalswift (practicalswift) | |
| // Test case found by fuzzing | |
| func compose<T: A, x in c { | |
| class C(1]) | |
| extension Array { | |
| } | |
| switch x { | |
| case C() |