1 ; RUN: llc %s -o %t -filetype=obj -O0 -mtriple=x86_64-unknown-linux-gnu -dwarf-version=4
2 ; RUN: llvm-dwarfdump -v -debug-info %t | FileCheck %s -check-prefix=PRESENT
3 ; RUN: llvm-dwarfdump -v -debug-info %t | FileCheck %s -check-prefix=ABSENT
4 ; RUN: llc %s -o %t -filetype=obj -O0 -mtriple=x86_64-apple-darwin -dwarf-version=4
5 ; RUN: llvm-dwarfdump -v -debug-info %t | FileCheck %s -check-prefix=DARWINP
6 ; RUN: llvm-dwarfdump -v -debug-info %t | FileCheck %s -check-prefix=DARWINA
7 ; Verify that attributes we do want are PRESENT;
8 ; verify that attributes we don't want are ABSENT.
9 ; It's a lot easier to do this in two passes than in one.
12 ; LLVM IR generated using: clang -emit-llvm -S -g
13 ; (with the Clang part of this patch applied).
18 ; const static bool const_a = true;
21 ; const static float const_b = 3.14;
24 ; const static int const_c = 18;
39 source_filename = "test/DebugInfo/X86/debug-info-static-member.ll"
41 %class.C = type { i32 }
43 @_ZN1C1aE = global i32 4, align 4, !dbg !0
44 @_ZN1C1bE = global i32 2, align 4, !dbg !18
45 @_ZN1C1cE = global i32 1, align 4, !dbg !20
47 ; Function Attrs: nounwind uwtable
48 define i32 @main() #0 !dbg !26 {
50 %retval = alloca i32, align 4
51 %instance_C = alloca %class.C, align 4
52 store i32 0, i32* %retval
53 call void @llvm.dbg.declare(metadata %class.C* %instance_C, metadata !29, metadata !30), !dbg !31
54 %d = getelementptr inbounds %class.C, %class.C* %instance_C, i32 0, i32 0, !dbg !32
55 store i32 8, i32* %d, align 4, !dbg !32
56 %0 = load i32, i32* @_ZN1C1cE, align 4, !dbg !33
60 ; Function Attrs: nounwind readnone
61 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
63 attributes #0 = { nounwind uwtable }
64 attributes #1 = { nounwind readnone }
67 !llvm.module.flags = !{!25}
69 !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
70 !1 = !DIGlobalVariable(name: "a", linkageName: "_ZN1C1aE", scope: null, file: !2, line: 14, type: !3, isLocal: false, isDefinition: true, declaration: !4)
71 !2 = !DIFile(filename: "/usr/local/google/home/blaikie/Development/llvm/src/tools/clang/test/CodeGenCXX/debug-info-static-member.cpp", directory: "/home/blaikie/local/Development/llvm/build/clang/x86-64/Debug/llvm")
72 !3 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
73 !4 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !5, file: !2, line: 3, baseType: !3, flags: DIFlagPrivate | DIFlagStaticMember)
74 !5 = !DICompositeType(tag: DW_TAG_class_type, name: "C", file: !2, line: 1, size: 32, align: 32, elements: !6)
75 !6 = !{!4, !7, !10, !11, !14, !15, !17}
76 !7 = !DIDerivedType(tag: DW_TAG_member, name: "const_a", scope: !5, file: !2, line: 4, baseType: !8, flags: DIFlagPrivate | DIFlagStaticMember, extraData: i1 true)
77 !8 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !9)
78 !9 = !DIBasicType(name: "bool", size: 8, align: 8, encoding: DW_ATE_boolean)
79 !10 = !DIDerivedType(tag: DW_TAG_member, name: "b", scope: !5, file: !2, line: 6, baseType: !3, flags: DIFlagProtected | DIFlagStaticMember)
80 !11 = !DIDerivedType(tag: DW_TAG_member, name: "const_b", scope: !5, file: !2, line: 7, baseType: !12, flags: DIFlagProtected | DIFlagStaticMember, extraData: float 0x40091EB860000000)
81 !12 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !13)
82 !13 = !DIBasicType(name: "float", size: 32, align: 32, encoding: DW_ATE_float)
83 !14 = !DIDerivedType(tag: DW_TAG_member, name: "c", scope: !5, file: !2, line: 9, baseType: !3, flags: DIFlagPublic | DIFlagStaticMember)
84 !15 = !DIDerivedType(tag: DW_TAG_member, name: "const_c", scope: !5, file: !2, line: 10, baseType: !16, flags: DIFlagPublic | DIFlagStaticMember, extraData: i32 18)
85 !16 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !3)
86 !17 = !DIDerivedType(tag: DW_TAG_member, name: "d", scope: !5, file: !2, line: 11, baseType: !3, size: 32, align: 32, flags: DIFlagPublic)
87 !18 = !DIGlobalVariableExpression(var: !19, expr: !DIExpression())
88 !19 = !DIGlobalVariable(name: "b", linkageName: "_ZN1C1bE", scope: null, file: !2, line: 15, type: !3, isLocal: false, isDefinition: true, declaration: !10)
89 !20 = !DIGlobalVariableExpression(var: !21, expr: !DIExpression())
90 !21 = !DIGlobalVariable(name: "c", linkageName: "_ZN1C1cE", scope: null, file: !2, line: 16, type: !3, isLocal: false, isDefinition: true, declaration: !14)
91 !22 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !2, producer: "clang version 3.3 (trunk 171914)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !23, retainedTypes: !23, globals: !24, imports: !23)
94 !25 = !{i32 1, !"Debug Info Version", i32 3}
95 !26 = distinct !DISubprogram(name: "main", scope: !2, file: !2, line: 18, type: !27, isLocal: false, isDefinition: true, scopeLine: 23, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !22, retainedNodes: !23)
96 !27 = !DISubroutineType(types: !28)
98 !29 = !DILocalVariable(name: "instance_C", scope: !26, file: !2, line: 20, type: !5)
100 !31 = !DILocation(line: 20, scope: !26)
101 !32 = !DILocation(line: 21, scope: !26)
102 !33 = !DILocation(line: 22, scope: !26)
104 ; PRESENT verifies that static member declarations have these attributes:
105 ; external, declaration, accessibility, and either DW_AT_linkage_name
106 ; (for variables) or DW_AT_const_value (for constants).
108 ; PRESENT: .debug_info contents:
109 ; PRESENT: DW_TAG_variable
110 ; PRESENT-NEXT: DW_AT_specification {{.*}} "a"
111 ; PRESENT-NEXT: DW_AT_location
112 ; PRESENT-NEXT: DW_AT_linkage_name {{.*}} "_ZN1C1aE"
113 ; PRESENT: DW_TAG_class_type
114 ; PRESENT-NEXT: DW_AT_name {{.*}} "C"
115 ; PRESENT: DW_TAG_member
116 ; PRESENT-NEXT: DW_AT_name {{.*}} "a"
117 ; PRESENT: DW_AT_external
118 ; PRESENT: DW_AT_declaration
119 ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_private)
120 ; PRESENT: DW_TAG_member
121 ; PRESENT-NEXT: DW_AT_name {{.*}} "const_a"
122 ; PRESENT: DW_AT_external
123 ; PRESENT: DW_AT_declaration
124 ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_private)
125 ; PRESENT: DW_AT_const_value {{.*}} (1)
126 ; PRESENT: DW_TAG_member
127 ; PRESENT-NEXT: DW_AT_name {{.*}} "b"
128 ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_protected)
129 ; PRESENT: DW_TAG_member
130 ; PRESENT-NEXT: DW_AT_name {{.*}} "const_b"
131 ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_protected)
132 ; PRESENT: DW_AT_const_value [DW_FORM_udata] (1078523331)
133 ; PRESENT: DW_TAG_member
134 ; PRESENT-NEXT: DW_AT_name {{.*}} "c"
135 ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_public)
136 ; PRESENT: DW_TAG_member
137 ; PRESENT-NEXT: DW_AT_name {{.*}} "const_c"
138 ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_public)
139 ; PRESENT: DW_AT_const_value {{.*}} (18)
140 ; While we're here, a normal member has data_member_location and
141 ; accessibility attributes.
142 ; PRESENT: DW_TAG_member
143 ; PRESENT-NEXT: DW_AT_name {{.*}} "d"
144 ; PRESENT: DW_AT_data_member_location
145 ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_public)
147 ; Definitions point back to their declarations, and have a location.
148 ; PRESENT: DW_TAG_variable
149 ; PRESENT-NEXT: DW_AT_specification {{.*}} "b"
150 ; PRESENT-NEXT: DW_AT_location
151 ; PRESENT-NEXT: DW_AT_linkage_name {{.*}} "_ZN1C1bE"
152 ; PRESENT: DW_TAG_variable
153 ; PRESENT-NEXT: DW_AT_specification {{.*}} "c"
154 ; PRESENT-NEXT: DW_AT_location
155 ; PRESENT-NEXT: DW_AT_linkage_name {{.*}} "_ZN1C1cE"
158 ; DARWINP: .debug_info contents:
159 ; DARWINP: DW_TAG_variable
160 ; DARWINP-NEXT: DW_AT_specification {{.*}} "a"
161 ; DARWINP-NEXT: DW_AT_location
162 ; DARWINP-NEXT: DW_AT_linkage_name {{.*}} "_ZN1C1aE"
163 ; DARWINP: DW_TAG_class_type
164 ; DARWINP-NEXT: DW_AT_name {{.*}} "C"
165 ; DARWINP: DW_TAG_member
166 ; DARWINP-NEXT: DW_AT_name {{.*}} "a"
167 ; DARWINP: DW_AT_external
168 ; DARWINP: DW_AT_declaration
169 ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_private)
170 ; DARWINP: DW_TAG_member
171 ; DARWINP-NEXT: DW_AT_name {{.*}} "const_a"
172 ; DARWINP: DW_AT_external
173 ; DARWINP: DW_AT_declaration
174 ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_private)
175 ; DARWINP: DW_AT_const_value {{.*}} (1)
176 ; DARWINP: DW_TAG_member
177 ; DARWINP-NEXT: DW_AT_name {{.*}} "b"
178 ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_protected)
179 ; DARWINP: DW_TAG_member
180 ; DARWINP-NEXT: DW_AT_name {{.*}} "const_b"
181 ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_protected)
182 ; DARWINP: DW_AT_const_value [DW_FORM_udata] (1078523331)
183 ; DARWINP: DW_TAG_member
184 ; DARWINP-NEXT: DW_AT_name {{.*}} "c"
185 ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_public)
186 ; DARWINP: DW_TAG_member
187 ; DARWINP-NEXT: DW_AT_name {{.*}} "const_c"
188 ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_public)
189 ; DARWINP: DW_AT_const_value {{.*}} (18)
190 ; While we're here, a normal member has data_member_location and
191 ; accessibility attributes.
192 ; DARWINP: DW_TAG_member
193 ; DARWINP-NEXT: DW_AT_name {{.*}} "d"
194 ; DARWINP: DW_AT_data_member_location
195 ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_public)
197 ; Definitions point back to their declarations, and have a location.
198 ; DARWINP: DW_TAG_variable
199 ; DARWINP-NEXT: DW_AT_specification {{.*}} "b"
200 ; DARWINP-NEXT: DW_AT_location
201 ; DARWINP-NEXT: DW_AT_linkage_name {{.*}} "_ZN1C1bE"
202 ; DARWINP: DW_TAG_variable
203 ; DARWINP-NEXT: DW_AT_specification {{.*}} "c"
204 ; DARWINP-NEXT: DW_AT_location
205 ; DARWINP-NEXT: DW_AT_linkage_name {{.*}} "_ZN1C1cE"
207 ; ABSENT verifies that static member declarations do not have either
208 ; DW_AT_location or DW_AT_data_member_location; also, variables do not
209 ; have DW_AT_const_value and constants do not have DW_AT_linkage_name.
211 ; ABSENT: .debug_info contents:
212 ; ABSENT: DW_TAG_member
213 ; ABSENT: DW_AT_name {{.*}} "a"
214 ; ABSENT-NOT: DW_AT_const_value
215 ; ABSENT-NOT: location
216 ; ABSENT: DW_AT_name {{.*}} "const_a"
217 ; ABSENT-NOT: DW_AT_linkage_name
218 ; ABSENT-NOT: location
219 ; ABSENT: DW_AT_name {{.*}} "b"
220 ; ABSENT-NOT: DW_AT_const_value
221 ; ABSENT-NOT: location
222 ; ABSENT: DW_AT_name {{.*}} "const_b"
223 ; ABSENT-NOT: DW_AT_linkage_name
224 ; ABSENT-NOT: location
225 ; ABSENT: DW_AT_name {{.*}} "c"
226 ; ABSENT-NOT: DW_AT_const_value
227 ; ABSENT-NOT: location
228 ; ABSENT: DW_AT_name {{.*}} "const_c"
229 ; ABSENT-NOT: DW_AT_linkage_name
230 ; ABSENT-NOT: location
231 ; While we're here, a normal member does not have a linkage name, constant
232 ; value, or DW_AT_location.
233 ; ABSENT: DW_AT_name {{.*}} "d"
234 ; ABSENT-NOT: DW_AT_linkage_name
235 ; ABSENT-NOT: DW_AT_const_value
236 ; ABSENT-NOT: DW_AT_location
240 ; DARWINA: .debug_info contents:
241 ; DARWINA: DW_TAG_member
242 ; DARWINA: DW_AT_name {{.*}} "a"
243 ; DARWINA-NOT: DW_AT_const_value
244 ; DARWINA-NOT: location
245 ; DARWINA: DW_AT_name {{.*}} "const_a"
246 ; DARWINA-NOT: DW_AT_linkage_name
247 ; DARWINA-NOT: location
248 ; DARWINA: DW_AT_name {{.*}} "b"
249 ; DARWINA-NOT: DW_AT_const_value
250 ; DARWINA-NOT: location
251 ; DARWINA: DW_AT_name {{.*}} "const_b"
252 ; DARWINA-NOT: DW_AT_linkage_name
253 ; DARWINA-NOT: location
254 ; DARWINA: DW_AT_name {{.*}} "c"
255 ; DARWINA-NOT: DW_AT_const_value
256 ; DARWINA-NOT: location
257 ; DARWINA: DW_AT_name {{.*}} "const_c"
258 ; DARWINA-NOT: DW_AT_linkage_name
259 ; DARWINA-NOT: location
260 ; While we're here, a normal member does not have a linkage name, constant
261 ; value, or DW_AT_location.
262 ; DARWINA: DW_AT_name {{.*}} "d"
263 ; DARWINA-NOT: DW_AT_linkage_name
264 ; DARWINA-NOT: DW_AT_const_value
265 ; DARWINA-NOT: DW_AT_location