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
10// PCH:
11// RUN: %clang_cc1 -x objective-c -fmodule-format=obj -emit-pch -I%S/Inputs \
12// RUN:     -o %t.pch %S/Inputs/DebugObjC.h
13// RUN: %clang_cc1 -x objective-c -debug-info-kind=limited -dwarf-ext-refs -fmodule-format=obj \
14// RUN:     -include-pch %t.pch %s -emit-llvm -o %t-pch.ll %s
15// RUN: cat %t-pch.ll |  FileCheck %s
16
17#ifdef MODULES
18@import DebugObjC;
19#endif
20
21TypedefUnion tdu;
22TypedefEnum tde;
23TypedefStruct tds;
24
25int foo(ObjCClass *c) {
26  InnerEnum e = e0;
27  GlobalStruct.i = GlobalUnion.i = GlobalEnum;
28  [c instanceMethodWithInt: 0];
29  return [c property];
30}
31
32// CHECK-NOT: !DICompositeType(tag: DW_TAG_structure_type,
33// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "ObjCClass",
34// CHECK-SAME:             scope: ![[MOD:[0-9]+]],
35// CHECK-SAME:             flags: DIFlagFwdDecl)
36// CHECK-NOT: !DICompositeType(tag: DW_TAG_structure_type,
37// CHECK: ![[MOD]] = !DIModule(scope: null, name: "DebugObjC
38
39// CHECK: !DIGlobalVariable(name: "GlobalUnion",
40// CHECK-SAME:              type: ![[GLOBAL_UNION:[0-9]+]]
41// CHECK: ![[GLOBAL_UNION]] = !DICompositeType(tag: DW_TAG_union_type,
42// CHECK-SAME:                elements: !{{[0-9]+}})
43// CHECK: !DIGlobalVariable(name: "GlobalStruct",
44// CHECK-SAME:              type: ![[GLOBAL_STRUCT:[0-9]+]]
45// CHECK: ![[GLOBAL_STRUCT]] = !DICompositeType(tag: DW_TAG_structure_type,
46// CHECK-SAME:                elements: !{{[0-9]+}})
47
48// CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "TypedefUnion",
49// CHECK-SAME:           baseType: ![[TD_UNION:.*]])
50// CHECK: ![[TD_UNION]] = !DICompositeType(tag: DW_TAG_union_type,
51// CHECK-SAME:             flags: DIFlagFwdDecl)
52// CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "TypedefEnum",
53// CHECK-SAME:           baseType: ![[TD_ENUM:.*]])
54// CHECK: ![[TD_ENUM]] = !DICompositeType(tag: DW_TAG_enumeration_type,
55// CHECK-SAME:             flags: DIFlagFwdDecl)
56// CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "TypedefStruct",
57// CHECK-SAME:           baseType: ![[TD_STRUCT:.*]])
58// CHECK: ![[TD_STRUCT]] = !DICompositeType(tag: DW_TAG_structure_type,
59// CHECK-SAME:             flags: DIFlagFwdDecl)
60
61// CHECK-NOT: !DICompositeType(tag: DW_TAG_structure_type,
62// CHECK: !DICompositeType(tag: DW_TAG_enumeration_type,
63// CHECK-SAME:             scope: ![[MOD]],
64// CHECK-SAME:             flags: DIFlagFwdDecl)
65