1// RUN: %clang_cc1 -triple i386-apple-darwin9 -fobjc-runtime=macosx-fragile-10.5 -emit-llvm -o - %s | FileCheck %s
2
3// CHECK: .lazy_reference .objc_class_name_J0
4
5// CHECK: @OBJC_METH_VAR_TYPE_{{.*}} = private unnamed_addr constant {{.*}}section "__TEXT,__cstring,cstring_literals", align 1
6// CHECK: @_OBJC_PROTOCOLEXT_P = internal global {{.*}}}, align
7// CHECK: @OBJC_CLASS_NAME_{{[0-9]*}} = private unnamed_addr constant {{.*}}section "__TEXT,__cstring,cstring_literals", align 1
8// CHECK: @OBJC_METH_VAR_NAME_{{.*}} = private unnamed_addr constant {{.*}}section "__TEXT,__cstring,cstring_literals", align 1
9// CHECK: @OBJC_PROTOCOL_INSTANCE_METHODS_P = private global {{.*}}section "__OBJC,__cat_inst_meth,regular,no_dead_strip", align 4
10// CHECK: @OBJC_PROTOCOL_CLASS_METHODS_P = private global {{.*}}section "__OBJC,__cat_cls_meth,regular,no_dead_strip", align 4
11// CHECK: @OBJC_PROTOCOL_P = private global {{.*}}section "__OBJC,__protocol,regular,no_dead_strip", align 4
12// CHECK: @OBJC_CLASS_PROTOCOLS_A = private global {{.*}}section "__OBJC,__cat_cls_meth,regular,no_dead_strip", align 4
13// CHECK: @OBJC_CLASS_METHODS_A = private global {{.*}}section "__OBJC,__cls_meth,regular,no_dead_strip", align 4
14// CHECK: @OBJC_METACLASS_A = private global {{.*}}section "__OBJC,__meta_class,regular,no_dead_strip", align 4
15// CHECK: @OBJC_INSTANCE_VARIABLES_A = private global {{.*}}section "__OBJC,__instance_vars,regular,no_dead_strip", align 4
16// CHECK: @OBJC_INSTANCE_METHODS_A = private global {{.*}}section "__OBJC,__inst_meth,regular,no_dead_strip", align 4
17// CHECK: @OBJC_PROP_NAME_ATTR_{{[0-9]*}} = private unnamed_addr constant {{.*}}section "__TEXT,__cstring,cstring_literals", align 1
18// CHECK: @"_OBJC_$_PROP_LIST_A" = private global {{.*}}section "__OBJC,__property,regular,no_dead_strip", align 4
19// CHECK: @OBJC_CLASSEXT_A = private global {{.*}}section "__OBJC,__class_ext,regular,no_dead_strip", align 4
20// CHECK: @OBJC_CLASS_A = private global {{.*}}section "__OBJC,__class,regular,no_dead_strip", align 4
21// CHECK: @OBJC_CATEGORY_INSTANCE_METHODS_A_Cat = private global {{.*}}section "__OBJC,__cat_inst_meth,regular,no_dead_strip", align 4
22// CHECK: @OBJC_CATEGORY_CLASS_METHODS_A_Cat = private global {{.*}}section "__OBJC,__cat_cls_meth,regular,no_dead_strip", align 4
23// CHECK: @OBJC_CATEGORY_A_Cat = private global {{.*}}section "__OBJC,__category,regular,no_dead_strip", align 4
24// CHECK: @OBJC_CLASS_REFERENCES_{{[0-9]*}} = private global {{.*}}section "__OBJC,__cls_refs,literal_pointers,no_dead_strip", align 4
25// CHECK: @OBJC_SELECTOR_REFERENCES_{{[0-9]*}} = private externally_initialized global {{.*}}section "__OBJC,__message_refs,literal_pointers,no_dead_strip", align 4
26// CHECK: @OBJC_SYMBOLS = private global {{.*}}section "__OBJC,__symbols,regular,no_dead_strip", align 4
27// CHECK: @OBJC_MODULES = private global {{.*}}section "__OBJC,__module_info,regular,no_dead_strip", align 4
28
29// Clang's Obj-C 32-bit doesn't emit ivars for the root class.
30// CHECKX: @"\01L_OBJC_CLASS_VARIABLES_A" = private global {{.*}}section "__OBJC,__class_vars,regular,no_dead_strip", align 4
31
32
33/*
34
35Here is a handy command for looking at llvm-gcc's output:
36llvm-gcc -m32 -emit-llvm -S -o - metadata-symbols-32.m | \
37  grep '=.*global' | \
38  sed -e 's#global.*, section#global ... section#' | \
39  sort
40
41*/
42
43@interface B
44@end
45@interface C
46@end
47
48@protocol P
49+(void) fm0;
50-(void) im0;
51@end
52
53@interface A<P> {
54  int _ivar;
55}
56
57@property (assign) int ivar;
58
59+(void) fm0;
60-(void) im0;
61@end
62
63@implementation A
64@synthesize ivar = _ivar;
65+(void) fm0 {
66}
67-(void) im0 {
68}
69@end
70
71@implementation A (Cat)
72+(void) fm1 {
73}
74-(void) im1 {
75}
76@end
77
78@interface J0
79@end
80
81@implementation J0(Category) @end
82
83void *f0() {
84   [B im0];
85   [C im1];
86}
87
88