| // RUN: %empty-directory(%t) |
| // RUN: %build-irgen-test-overlays |
| // |
| // Specify explicit target triples for the deployment target to test weak |
| // linking for a symbol introduced in OS X 10.51. |
| // |
| // RUN: %target-swift-frontend(mock-sdk: -target x86_64-apple-macosx10.50 -sdk %S/Inputs -I %t) -primary-file %s -emit-ir | %FileCheck -check-prefix=CHECK-10_50 %s |
| // RUN: %target-swift-frontend(mock-sdk: -target x86_64-apple-macosx10.51 -sdk %S/Inputs -I %t) -primary-file %s -emit-ir | %FileCheck -check-prefix=CHECK-10_51 %s |
| |
| // REQUIRES: OS=macosx |
| // REQUIRES: objc_interop |
| |
| // FIXME: This test in written in Swift because the SIL parser fails |
| // when referencing weak_variable. |
| |
| import Foundation |
| |
| // CHECK-10_50: @weak_variable = extern_weak global |
| // CHECK-10_51: @weak_variable = extern_weak global |
| |
| // CHECK-10_50: @"OBJC_CLASS_$_NSUserNotificationAction" = extern_weak global %objc_class |
| // CHECK-10_51: @"OBJC_CLASS_$_NSUserNotificationAction" = external global %objc_class |
| |
| func testObjCClass() { |
| if #available(OSX 10.51, *) { |
| let action = NSUserNotificationAction() |
| } |
| } |
| |
| func testGlobalVariable() { |
| let i = weak_variable |
| } |
| |
| |
| @available(OSX 10.51, *) |
| func wrapWeakFunction() { |
| // CHECK-10_50: declare extern_weak void @future_function_should_be_weak() |
| // CHECK-10_51: declare void @future_function_should_be_weak() |
| future_function_should_be_weak() |
| } |
