| // RUN: %target-swift-frontend -emit-ir -g %s -o - | %FileCheck %s | |
| public protocol OS_dispatch_queue { | |
| } | |
| public typealias dispatch_queue_t = OS_dispatch_queue | |
| func dispatch_queue_create() -> dispatch_queue_t! { | |
| return nil | |
| } | |
| // CHECK: !DIGlobalVariable(name: "queue", | |
| // CHECK-SAME: line: [[@LINE+3]], type: ![[T:[0-9]+]] | |
| // CHECK: ![[T]] = !DICompositeType( | |
| // CHECK-SAME: identifier: "$s4main16dispatch_queue_taSgD" | |
| public var queue = dispatch_queue_create() |