Clang Project

clang_source_code/test/Modules/ExtDebugInfo.m
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
21@implementation ObjCClassWithPrivateIVars {
22  int hidden_ivar;
23}
24@end
25
26TypedefUnion tdu;
27TypedefEnum tde;
28TypedefStruct tds;
29
30int foo(ObjCClass *c) {
31  InnerEnum e = e0;
32  GlobalStruct.i = GlobalUnion.i = GlobalEnum;
33  [c instanceMethodWithInt: 0];
34  return [c property];
35}
36
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]] = distinct !DICompositeType(tag: DW_TAG_union_type,
42// CHECK-SAME:                elements: !{{[0-9]+}})
43
44// CHECK: !DIGlobalVariable(name: "GlobalStruct",
45// CHECK-SAME:              type: ![[GLOBAL_STRUCT:[0-9]+]]
46// CHECK: ![[GLOBAL_STRUCT]] = distinct !DICompositeType(tag: DW_TAG_structure_type,
47// CHECK-SAME:                elements: !{{[0-9]+}})
48
49// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "ObjCClassWithPrivateIVars",
50// CHECK-SAME:             flags: DIFlagObjcClassComplete
51
52// CHECK: !DIDerivedType(tag: DW_TAG_member, name: "hidden_ivar",
53// CHECK-SAME:           flags: DIFlagPrivate)
54
55// CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "TypedefEnum",
56// CHECK-SAME:           baseType: ![[TD_ENUM:.*]])
57// CHECK: ![[TD_ENUM]] = !DICompositeType(tag: DW_TAG_enumeration_type,
58// CHECK-SAME:             flags: DIFlagFwdDecl)
59
60// CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "TypedefStruct",
61// CHECK-SAME:           baseType: ![[TD_STRUCT:.*]])
62// CHECK: ![[TD_STRUCT]] = !DICompositeType(tag: DW_TAG_structure_type,
63// CHECK-SAME:             flags: DIFlagFwdDecl)
64
65// CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "TypedefUnion",
66// CHECK-SAME:           baseType: ![[TD_UNION:.*]])
67// CHECK: ![[TD_UNION]] = !DICompositeType(tag: DW_TAG_union_type,
68// CHECK-SAME:             flags: DIFlagFwdDecl)
69
70// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "ObjCClass",
71// CHECK-SAME:             scope: ![[MOD]],
72// CHECK-SAME:             flags: DIFlagFwdDecl)
73
74// CHECK-NOT: !DICompositeType(tag: DW_TAG_structure_type,
75// CHECK: !DICompositeType(tag: DW_TAG_enumeration_type,
76// CHECK-SAME:             scope: ![[MOD]],
77// CHECK-SAME:             flags: DIFlagFwdDecl)
78