| // RUN: %target-typecheck-verify-swift -swift-version 4 | |
| /// Reject compound names. | |
| #if BAR(_:) // expected-error {{invalid conditional compilation expression}} | |
| #elseif os(x:)(macOS) // expected-error {{unexpected platform condition (expected 'os', 'arch', or 'swift')}} | |
| #elseif os(Linux(foo:bar:)) // expected-error {{unexpected platform condition argument: expected identifier}} | |
| #endif |