1// RUN: rm -rf %t
2// Test that only forward declarations are emitted for types defined in modules.
3
4// Modules:
5// RUN: %clang_cc1 -x objective-c -debug-info-kind=limited -dwarf-ext-refs -fmodules \
6// RUN:     -fmodule-format=obj -fimplicit-module-maps -DMODULES \
7// RUN:     -fmodules-cache-path=%t %s -I %S/Inputs -I %t -emit-llvm -o %t-mod.ll
8// RUN: cat %t-mod.ll |  FileCheck %s
9// RUN: cat %t-mod.ll |  FileCheck %s --check-prefix=DWOID
10
11// PCH:
12// RUN: %clang_cc1 -x objective-c -fmodule-format=obj -emit-pch -I%S/Inputs \
13// RUN:     -o %t.pch %S/Inputs/DebugObjC.h
14// RUN: %clang_cc1 -x objective-c -debug-info-kind=limited -dwarf-ext-refs \
15// RUN:     -fmodule-format=obj \
16// RUN:     -include-pch %t.pch %s -emit-llvm -o %t-pch.ll %s
17// RUN: cat %t-pch.ll |  FileCheck %s
18// RUN: cat %t-pch.ll |  FileCheck %s --check-prefix=DWOID
19
20#ifdef MODULES
21@import DebugObjC;
22#endif
23
24@implementation ObjCClassWithPrivateIVars {
25  int hidden_ivar;
26}
27@end
28
29TypedefUnion tdu;
30TypedefEnum tde;
31TypedefStruct tds;
32
33int foo(ObjCClass *c) {
34  InnerEnum e = e0;
35  GlobalStruct.i = GlobalUnion.i = GlobalEnum;
36  [c instanceMethodWithInt: 0];
37  return [c property];
38}
39
40// DWOID: !DICompileUnit(language: DW_LANG_ObjC,{{.*}}isOptimized: false,{{.*}}dwoId:
41
42// CHECK: ![[MOD:.*]] = !DIModule(scope: null, name: "DebugObjC
43
44// CHECK: !DIGlobalVariable(name: "GlobalUnion",
45// CHECK-SAME:              type: ![[GLOBAL_UNION:[0-9]+]]
46// CHECK: ![[GLOBAL_UNION]] = distinct !DICompositeType(tag: DW_TAG_union_type,
47// CHECK-SAME:                elements: !{{[0-9]+}})
48
49// CHECK: !DIGlobalVariable(name: "GlobalStruct",
50// CHECK-SAME:              type: ![[GLOBAL_STRUCT:[0-9]+]]
51// CHECK: ![[GLOBAL_STRUCT]] = distinct !DICompositeType(tag: DW_TAG_structure_type,
52// CHECK-SAME:                elements: !{{[0-9]+}})
53
54// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "ObjCClassWithPrivateIVars",
55// CHECK-SAME:             flags: DIFlagObjcClassComplete
56
57// CHECK: !DIDerivedType(tag: DW_TAG_member, name: "hidden_ivar",
58// CHECK-SAME:           flags: DIFlagPrivate)
59
60// CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "TypedefEnum",
61// CHECK-SAME:           baseType: ![[TD_ENUM:.*]])
62// CHECK: ![[TD_ENUM]] = !DICompositeType(tag: DW_TAG_enumeration_type,
63// CHECK-SAME:             flags: DIFlagFwdDecl)
64
65// CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "TypedefStruct",
66// CHECK-SAME:           baseType: ![[TD_STRUCT:.*]])
67// CHECK: ![[TD_STRUCT]] = !DICompositeType(tag: DW_TAG_structure_type,
68// CHECK-SAME:             flags: DIFlagFwdDecl)
69
70// CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "TypedefUnion",
71// CHECK-SAME:           baseType: ![[TD_UNION:.*]])
72// CHECK: ![[TD_UNION]] = !DICompositeType(tag: DW_TAG_union_type,
73// CHECK-SAME:             flags: DIFlagFwdDecl)
74
75// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "ObjCClass",
76// CHECK-SAME:             scope: ![[MOD]],
77// CHECK-SAME:             flags: DIFlagFwdDecl)
78
79// CHECK-NOT: !DICompositeType(tag: DW_TAG_structure_type,
80// CHECK: !DICompositeType(tag: DW_TAG_enumeration_type,
81// CHECK-SAME:             scope: ![[MOD]],
82// CHECK-SAME:             flags: DIFlagFwdDecl)
83