xref: /llvm-project/clang/test/CodeGenObjC/weak-metaclass-visibility.m (revision 0f1c1be1968076d6f96f8a7bcc4a15cf195ecd97)
1// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -o - %s | FileCheck %s
2// RUN: %clang_cc1 -triple armv7-apple-darwin10 -emit-llvm  -o - %s | FileCheck %s
3// RUN: %clang_cc1 -triple arm64-apple-ios -emit-llvm -o - %s | FileCheck %s
4
5@interface NSObject
6- (void) finalize;
7+ (void) class;
8@end
9
10__attribute__((availability(macosx,introduced=9876.5)))
11@interface MyClass : NSObject
12+ (void)someClassMethod;
13- (void)someInstanceMethod;
14@end
15
16@implementation MyClass
17+ (void)someClassMethod {
18}
19
20- (void)someInstanceMethod {
21    [MyClass someClassMethod];
22    [super finalize];
23}
24@end
25
26void kit(void)
27{
28    MyClass *wrapper = [MyClass alloc];
29}
30
31// CHECK: @"OBJC_CLASS_$_MyClass" ={{.*}} global %struct._class_t
32// CHECK: @"OBJC_METACLASS_$_NSObject" = external global %struct._class_t
33// CHECK: @"OBJC_METACLASS_$_MyClass" ={{.*}} global %struct._class_t
34// CHECK: @"OBJC_CLASS_$_NSObject" = external global %struct._class_t
35
36__attribute__((weak_import))
37@interface NSURLQueryItem : NSObject
38@end
39
40@implementation NSURLQueryItem (hax)
41+(void)classmethod { [super class]; }
42@end
43
44// CHECK: @"OBJC_METACLASS_$_NSURLQueryItem" = extern_weak global
45// CHECK: @"OBJC_CLASS_$_NSURLQueryItem" = extern_weak global
46
47__attribute__((visibility("default"))) __attribute__((availability(ios,introduced=9876.5)))
48@interface AVScheduledAudioParameters @end
49
50@interface XXXX : AVScheduledAudioParameters
51@end
52
53@implementation AVScheduledAudioParameters @end
54@implementation XXXX @end
55
56// CHECK: @"OBJC_CLASS_$_AVScheduledAudioParameters" ={{.*}} global %struct._class_t
57// CHECK: @"OBJC_METACLASS_$_AVScheduledAudioParameters" ={{.*}} global %struct._class_t
58