xref: /llvm-project/clang/test/CodeGen/preferred_name.cpp (revision 711a64412749ae73709562b591ab1609a3ee7751)
1 // RUN: %clang_cc1 -triple x86_64-unk-unk -o - -emit-llvm -debug-info-kind=standalone -debugger-tuning=lldb %s | FileCheck %s --check-prefixes=COMMON,LLDB
2 // RUN: %clang_cc1 -triple x86_64-unk-unk -o - -emit-llvm -debug-info-kind=standalone -debugger-tuning=gdb %s | FileCheck %s --check-prefixes=COMMON,GDB
3 
4 template <typename T>
5 struct Foo;
6 
7 typedef Foo<int> BarInt;
8 typedef Foo<double> BarDouble;
9 
10 template <typename T>
11 using Bar = Foo<T>;
12 
13 template <typename T>
14 struct [[clang::preferred_name(BarInt),
15          clang::preferred_name(BarDouble),
16          clang::preferred_name(Bar<short>),
17          clang::preferred_name(Bar<char>)]] Foo{
18          };
19 
main()20 int main() {
21     Foo<int> varInt;
22 
23 // COMMON: !DILocalVariable(name: "varInt", scope: ![[#]], file: ![[#]], line: [[#]], type: ![[BAR_INT_TY:[0-9]+]])
24 // LLDB:   ![[BAR_INT_TY]] = !DIDerivedType(tag: DW_TAG_typedef, name: "BarInt", file: ![[#]], line: [[#]], baseType: ![[BAR_INT_BASE:[0-9]+]])
25 // LLDB:   ![[BAR_INT_BASE]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo<int>", file: ![[#]], line: [[#]], size: [[#]]
26 // GDB:    ![[BAR_INT_TY]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo<int>", file: ![[#]], line: [[#]], size: [[#]]
27 
28     Foo<double> varDouble;
29 
30 // COMMON: !DILocalVariable(name: "varDouble", scope: ![[#]], file: ![[#]], line: [[#]], type: ![[BAR_DOUBLE_TY:[0-9]+]])
31 // LLDB:   ![[BAR_DOUBLE_TY]] = !DIDerivedType(tag: DW_TAG_typedef, name: "BarDouble", file: ![[#]], line: [[#]], baseType: ![[BAR_DOUBLE_BASE:[0-9]+]])
32 // LLDB:   ![[BAR_DOUBLE_BASE]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo<double>"
33 // GDB:    ![[BAR_DOUBLE_TY]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo<double>"
34 
35     Foo<short> varShort;
36 
37 // COMMON: !DILocalVariable(name: "varShort", scope: ![[#]], file: ![[#]], line: [[#]], type: ![[BAR_SHORT_TY:[0-9]+]])
38 // LLDB:   ![[BAR_SHORT_TY]] = !DIDerivedType(tag: DW_TAG_typedef, name: "Bar<short>", file: ![[#]], line: [[#]], baseType: ![[BAR_SHORT_BASE:[0-9]+]])
39 // LLDB:   ![[BAR_SHORT_BASE]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo<short>"
40 // GDB:    ![[BAR_SHORT_TY]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo<short>"
41 
42     Foo<char> varChar;
43 
44 // COMMON: !DILocalVariable(name: "varChar", scope: ![[#]], file: ![[#]], line: [[#]], type: ![[BAR_CHAR_TY:[0-9]+]])
45 // LLDB:   ![[BAR_CHAR_TY]] = !DIDerivedType(tag: DW_TAG_typedef, name: "Bar<char>", file: ![[#]], line: [[#]], baseType: ![[BAR_CHAR_BASE:[0-9]+]])
46 // LLDB:   ![[BAR_CHAR_BASE]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo<char>"
47 // GDB:    ![[BAR_CHAR_TY]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo<char>"
48 
49     Foo<Foo<int>> varFooInt;
50 
51 // COMMON:      !DILocalVariable(name: "varFooInt", scope: ![[#]], file: ![[#]], line: [[#]], type: ![[FOO_BAR_INT_TY:[0-9]+]])
52 // COMMON:      ![[FOO_BAR_INT_TY]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo<Foo<int> >"
53 // COMMON-SAME: templateParams: ![[PARAM:[0-9]+]]
54 // COMMON:      ![[PARAM]] = !{![[TEMPL_TYPE_PARAM:[0-9]+]]}
55 // GDB:         ![[TEMPL_TYPE_PARAM]] = !DITemplateTypeParameter(name: "T", type: ![[BAR_INT_TY]])
56 // LLDB:        ![[TEMPL_TYPE_PARAM]] = !DITemplateTypeParameter(name: "T", type: ![[BAR_INT_TY]])
57 
58     BarInt barInt;
59 
60 // LLDB:   !DILocalVariable(name: "barInt", scope: ![[#]], file: ![[#]], line: [[#]], type: ![[BAR_INT_TY]])
61 // GDB:    !DILocalVariable(name: "barInt", scope: ![[#]], file: ![[#]], line: [[#]], type: ![[BAR_INT_TYPEDEF:[0-9]+]])
62 // GDB:    ![[BAR_INT_TYPEDEF]] = !DIDerivedType(tag: DW_TAG_typedef, name: "BarInt"
63 
64     BarDouble barDouble;
65 
66 // LLDB:   !DILocalVariable(name: "barDouble", scope: ![[#]], file: ![[#]], line: [[#]], type: ![[BAR_DOUBLE_TY]])
67 // GDB:    !DILocalVariable(name: "barDouble", scope: ![[#]], file: ![[#]], line: [[#]], type: ![[BAR_DOUBLE_TYPEDEF:[0-9]+]])
68 // GDB:    ![[BAR_DOUBLE_TYPEDEF]] = !DIDerivedType(tag: DW_TAG_typedef, name: "BarDouble"
69 
70     Bar<short> barShort;
71 
72 // LLDB:   !DILocalVariable(name: "barShort", scope: ![[#]], file: ![[#]], line: [[#]], type: ![[BAR_SHORT_TY_2:[0-9]+]])
73 // GDB:    !DILocalVariable(name: "barShort", scope: ![[#]], file: ![[#]], line: [[#]], type: ![[BAR_SHORT_TYPEDEF:[0-9]+]])
74 // GDB:    ![[BAR_SHORT_TYPEDEF]] = !DIDerivedType(tag: DW_TAG_typedef, name: "Bar<short>"
75 
76     Bar<char> barChar;
77 
78 // LLDB:   ![[BAR_SHORT_TY_2]] = !DIDerivedType(tag: DW_TAG_typedef, name: "Bar<short>", file: ![[#]], line: [[#]], baseType: ![[BAR_SHORT_TY]])
79 
80 // LLDB:   !DILocalVariable(name: "barChar", scope: ![[#]], file: ![[#]], line: [[#]], type: ![[BAR_CHAR_TY_2:[0-9]+]])
81 // GDB:    !DILocalVariable(name: "barChar", scope: ![[#]], file: ![[#]], line: [[#]], type: ![[BAR_CHAR_TYPEDEF:[0-9]+]])
82 // GDB:    ![[BAR_CHAR_TYPEDEF]] = !DIDerivedType(tag: DW_TAG_typedef, name: "Bar<char>"
83 
84 // LLDB:   ![[BAR_CHAR_TY_2]] = !DIDerivedType(tag: DW_TAG_typedef, name: "Bar<char>", file: ![[#]], line: [[#]], baseType: ![[BAR_CHAR_TY]])
85 
86     return 0;
87 }
88 
89 
90