| // RUN: %empty-directory(%t) |
| // RUN: %target-build-swift -parse-stdlib %s -o %t/a.out |
| // RUN: %target-run %t/a.out | %FileCheck %s |
| // REQUIRES: executable_test |
| |
| import Swift |
| import SwiftShims |
| |
| typealias _HeapObject = SwiftShims.HeapObject |
| |
| class C { |
| var value: AnyObject? |
| deinit { print("deallocated") } |
| } |
| |
| |
| print("starting") |
| var ptr = Builtin.castToNativeObject(C()) |
| |
| //CHECK: 1. true |
| print(" 1. \(_getBool(Builtin.isUnique(&ptr))))") |
| //CHECK: 2. true |
| print(" 2. \(_getBool(Builtin.isUniqueOrPinned(&ptr))))") |
| |
| var ptr2 : Builtin.NativeObject? = ptr |
| |
| //CHECK: 3. false |
| print(" 3. \(_getBool(Builtin.isUnique(&ptr))))") |
| //CHECK: 4. false |
| print(" 4. \(_getBool(Builtin.isUniqueOrPinned(&ptr))))") |
| |
| ptr2 = nil |
| |
| //CHECK: 5. true |
| print(" 5. \(_getBool(Builtin.isUnique(&ptr)))") |
| //CHECK: 6. true |
| print(" 6. \(_getBool(Builtin.isUniqueOrPinned(&ptr)))") |
| |
| ptr2 = ptr |
| |
| //CHECK: 7. false |
| print(" 7. \(_getBool(Builtin.isUnique(&ptr)))") |
| //CHECK: 8. false |
| print(" 8. \(_getBool(Builtin.isUniqueOrPinned(&ptr)))") |
| |
| let token : Builtin.NativeObject? = Builtin.tryPin(ptr) |
| |
| //CHECK: 9. false |
| print(" 9. \(_getBool(Builtin.isUnique(&ptr)))") |
| //CHECK: 10. true |
| print("10. \(_getBool(Builtin.isUniqueOrPinned(&ptr)))") |
| |
| Builtin.unpin(token) |
| |
| //CHECK: 11. false |
| print("11. \(_getBool(Builtin.isUnique(&ptr)))") |
| //CHECK: 12. false |
| print("12. \(_getBool(Builtin.isUniqueOrPinned(&ptr)))") |
| |
| ptr2 = ptr |
| |
| //CHECK: 13. false |
| print("13. \(_getBool(Builtin.isUnique(&ptr)))") |
| //CHECK: 14. false |
| print("14. \(_getBool(Builtin.isUniqueOrPinned(&ptr)))") |
| |
