| // RUN: %target-swift-frontend -module-name TestModule -typecheck -verify %s | |
| typealias Tuple1 = (a: Int, | |
| b _: Int, // expected-error{{tuple element cannot have two labels}}{{22-24=}} | |
| _ c: Int, // expected-error{{tuple element cannot have two labels}}{{21-26=}} | |
| d e: Int) // expected-error{{tuple element cannot have two labels}}{{22-24=}} |