|
150
|
1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -o - %s | FileCheck -check-prefix=CHECK-X86-64 %s
|
|
|
2
|
|
|
3 __attribute__((weak_import)) @interface WeakRootClass @end
|
|
|
4
|
|
|
5 __attribute__((weak_import)) @interface WeakClass : WeakRootClass
|
|
|
6 @end
|
|
|
7
|
|
|
8 @interface MySubclass : WeakClass @end
|
|
|
9
|
|
|
10 @implementation MySubclass @end
|
|
|
11
|
|
|
12 @implementation WeakClass(MyCategory) @end
|
|
|
13
|
|
|
14
|
|
|
15 __attribute__((weak_import))
|
|
|
16 @interface WeakClass1 @end
|
|
|
17
|
|
|
18 @implementation WeakClass1(MyCategory) @end
|
|
|
19
|
|
|
20 @implementation WeakClass1(YourCategory) @end
|
|
|
21
|
|
|
22 __attribute__((weak_import))
|
|
|
23 @interface WeakClass3
|
|
|
24 + message;
|
|
|
25 @end
|
|
|
26
|
|
|
27 int main() {
|
|
|
28 [WeakClass3 message];
|
|
|
29 }
|
|
|
30
|
|
|
31 // CHECK-X86-64: OBJC_METACLASS_$_WeakRootClass" = extern_weak global
|
|
|
32 // CHECK-X86-64: OBJC_METACLASS_$_WeakClass" = extern_weak global
|
|
|
33 // CHECK-X86-64: OBJC_CLASS_$_WeakClass" = extern_weak global
|
|
|
34 // CHECK-X86-64: OBJC_CLASS_$_WeakClass1" = extern_weak global
|
|
|
35 // CHECK-X86-64: OBJC_CLASS_$_WeakClass3" = extern_weak global
|
|
|
36
|
|
|
37 // Root is being implemented here. No extern_weak.
|
|
|
38 __attribute__((weak_import)) @interface Root @end
|
|
|
39
|
|
|
40 @interface Super : Root @end
|
|
|
41
|
|
|
42 @interface Sub : Super @end
|
|
|
43
|
|
|
44 @implementation Sub @end
|
|
|
45
|
|
|
46 @implementation Root @end
|
|
|
47
|
|
|
48 // CHECK-X86-64-NOT: OBJC_METACLASS_$_Root" = extern_weak global
|
