1 ; REQUIRES: object-emission
3 ; RUN: %llc_dwarf -O0 -filetype=obj -dwarf-linkage-names=All < %s | llvm-dwarfdump -v - | FileCheck %s
4 ; CHECK: debug_info contents
5 ; CHECK: DW_AT_name{{.*}}= [[F1:.*]])
6 ; CHECK: [[NS1:0x[0-9a-f]*]]:{{ *}}DW_TAG_namespace
7 ; CHECK-NOT: DW_AT_decl_file
8 ; CHECK-NOT: DW_AT_decl_line
10 ; CHECK: [[NS2:0x[0-9a-f]*]]:{{ *}}DW_TAG_namespace
11 ; CHECK-NEXT: DW_AT_name{{.*}} = "B"
12 ; CHECK-NOT: DW_AT_decl_file
13 ; CHECK-NOT: DW_AT_decl_line
15 ; CHECK: [[I:0x[0-9a-f]*]]:{{ *}}DW_TAG_variable
16 ; CHECK-NEXT: DW_AT_name{{.*}}= "i"
17 ; CHECK: [[VAR_FWD:0x[0-9a-f]*]]:{{ *}}DW_TAG_variable
18 ; CHECK-NEXT: DW_AT_name{{.*}}= "var_fwd"
20 ; CHECK: [[FOO:0x[0-9a-f]*]]:{{ *}}DW_TAG_structure_type
21 ; CHECK-NEXT: DW_AT_name{{.*}}= "foo"
22 ; CHECK-NEXT: DW_AT_declaration
24 ; CHECK: [[BAR:0x[0-9a-f]*]]:{{ *}}DW_TAG_structure_type
25 ; CHECK-NEXT: DW_AT_name{{.*}}= "bar"
26 ; CHECK: DW_TAG_subprogram
28 ; CHECK: DW_AT_MIPS_linkage_name
30 ; CHECK: DW_AT_name{{.*}}= "f1"
31 ; CHECK: [[FUNC1:.*]]: DW_TAG_subprogram
33 ; CHECK: DW_AT_MIPS_linkage_name
35 ; CHECK: DW_AT_name{{.*}}= "f1"
36 ; CHECK: [[BAZ:0x[0-9a-f]*]]:{{.*}}DW_TAG_typedef
38 ; CHECK: DW_AT_name{{.*}}= "baz"
39 ; CHECK: [[VAR_DECL:0x[0-9a-f]*]]:{{.*}}DW_TAG_variable
41 ; CHECK: DW_AT_name{{.*}}= "var_decl"
43 ; CHECK: DW_AT_declaration
44 ; CHECK: [[FUNC_DECL:0x[0-9a-f]*]]:{{.*}}DW_TAG_subprogram
46 ; CHECK: DW_AT_name{{.*}}= "func_decl"
48 ; CHECK: DW_AT_declaration
49 ; CHECK: [[FUNC_FWD:0x[0-9a-f]*]]:{{.*}}DW_TAG_subprogram
51 ; CHECK: DW_AT_name{{.*}}= "func_fwd"
52 ; CHECK-NOT: DW_AT_declaration
56 ; CHECK: DW_TAG_imported_module
57 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2:.*]])
58 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(15)
59 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS2]]})
63 ; CHECK: DW_TAG_imported_module
64 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2:.*]])
65 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(18)
66 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS1]]})
69 ; CHECK: DW_TAG_subprogram
70 ; CHECK-NOT: {{DW_TAG|NULL}}
71 ; CHECK: DW_TAG_subprogram
73 ; CHECK: DW_AT_MIPS_linkage_name
75 ; CHECK: DW_AT_name{{.*}}= "func"
77 ; CHECK: DW_TAG_imported_module
78 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2:.*]])
79 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(26)
80 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS1]]})
82 ; CHECK: DW_TAG_imported_declaration
83 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
84 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(27)
85 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[FOO]]})
87 ; CHECK: DW_TAG_imported_declaration
88 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
89 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(28)
90 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[BAR]]})
92 ; CHECK: DW_TAG_imported_declaration
93 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
94 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(29)
95 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[FUNC1]]})
97 ; CHECK: DW_TAG_imported_declaration
98 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
99 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(30)
100 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[I]]})
102 ; CHECK: DW_TAG_imported_declaration
103 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
104 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(31)
105 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[BAZ]]})
107 ; CHECK: [[X:0x[0-9a-f]*]]:{{ *}}DW_TAG_imported_declaration
108 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
109 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(32)
110 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS1]]})
111 ; CHECK-NEXT: DW_AT_name{{.*}}"X"
113 ; CHECK: DW_TAG_imported_declaration
114 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
115 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(33)
116 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[X]]})
117 ; CHECK-NEXT: DW_AT_name{{.*}}"Y"
119 ; CHECK: DW_TAG_imported_declaration
120 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
121 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(34)
122 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[VAR_DECL]]})
123 ; CHECK: DW_TAG_imported_declaration
124 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
125 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(35)
126 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[FUNC_DECL]]})
127 ; CHECK: DW_TAG_imported_declaration
128 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
129 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(36)
130 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[VAR_FWD]]})
131 ; CHECK: DW_TAG_imported_declaration
132 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
133 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(37)
134 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[FUNC_FWD]]})
136 ; CHECK: DW_TAG_lexical_block
138 ; CHECK: DW_TAG_imported_module
139 ; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
140 ; CHECK-NEXT: DW_AT_decl_line{{.*}}(23)
141 ; CHECK-NEXT: DW_AT_import{{.*}}=>
146 ; IR generated from clang/test/CodeGenCXX/debug-info-namespace.cpp, file paths
147 ; changed to protect the guilty. The C++ source code is:
156 ; int f1() { return 0; }
161 ; extern int var_decl;
162 ; void func_decl(void);
163 ; extern int var_fwd;
164 ; void func_fwd(void);
176 ; using namespace A::B;
188 ; using B::func_decl;
191 ; return i + X::B::i + Y::B::i;
200 ; void B::func_fwd() {}
202 @_ZN1A1B1iE = global i32 0, align 4, !dbg !131
203 @_ZN1A1B7var_fwdE = global i32 0, align 4, !dbg !132
204 @llvm.global_ctors = appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 65535, void ()* @_GLOBAL__sub_I_debug_info_namespace.cpp, i8* null }]
206 ; Function Attrs: nounwind ssp uwtable
207 define i32 @_ZN1A1B2f1Ev() #0 !dbg !10 {
212 ; Function Attrs: nounwind ssp uwtable
213 define void @_ZN1A1B2f1Ei(i32) #0 !dbg !14 {
215 %.addr = alloca i32, align 4
216 store i32 %0, i32* %.addr, align 4
217 call void @llvm.dbg.declare(metadata i32* %.addr, metadata !61, metadata !62), !dbg !63
221 ; Function Attrs: nounwind readnone
222 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
224 define internal void @__cxx_global_var_init() section "__TEXT,__StaticInit,regular,pure_instructions" !dbg !17 {
226 %call = call i32 @_ZN1A1B2f1Ev(), !dbg !65
227 store i32 %call, i32* @_ZN1A1B1iE, align 4, !dbg !65
231 ; Function Attrs: nounwind ssp uwtable
232 define i32 @_Z4funcb(i1 zeroext %b) #0 !dbg !21 {
234 %retval = alloca i32, align 4
235 %b.addr = alloca i8, align 1
236 %frombool = zext i1 %b to i8
237 store i8 %frombool, i8* %b.addr, align 1
238 call void @llvm.dbg.declare(metadata i8* %b.addr, metadata !66, metadata !62), !dbg !67
239 %0 = load i8, i8* %b.addr, align 1, !dbg !68
240 %tobool = trunc i8 %0 to i1, !dbg !68
241 br i1 %tobool, label %if.then, label %if.end, !dbg !68
243 if.then: ; preds = %entry
244 %1 = load i32, i32* @_ZN1A1B1iE, align 4, !dbg !69
245 store i32 %1, i32* %retval, !dbg !69
246 br label %return, !dbg !69
248 if.end: ; preds = %entry
249 %2 = load i32, i32* @_ZN1A1B1iE, align 4, !dbg !70
250 %3 = load i32, i32* @_ZN1A1B1iE, align 4, !dbg !70
251 %add = add nsw i32 %2, %3, !dbg !70
252 %4 = load i32, i32* @_ZN1A1B1iE, align 4, !dbg !70
253 %add1 = add nsw i32 %add, %4, !dbg !70
254 store i32 %add1, i32* %retval, !dbg !70
255 br label %return, !dbg !70
257 return: ; preds = %if.end, %if.then
258 %5 = load i32, i32* %retval, !dbg !71
262 define internal void @__cxx_global_var_init1() section "__TEXT,__StaticInit,regular,pure_instructions" !dbg !25 {
264 %0 = load i32, i32* @_ZN1A1B1iE, align 4, !dbg !72
265 store i32 %0, i32* @_ZN1A1B7var_fwdE, align 4, !dbg !72
269 ; Function Attrs: nounwind ssp uwtable
270 define void @_ZN1A1B8func_fwdEv() #0 !dbg !26 {
275 define internal void @_GLOBAL__sub_I_debug_info_namespace.cpp() section "__TEXT,__StaticInit,regular,pure_instructions" {
277 call void @__cxx_global_var_init(), !dbg !74
278 call void @__cxx_global_var_init1(), !dbg !74
282 attributes #0 = { nounwind ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
283 attributes #1 = { nounwind readnone }
286 !llvm.module.flags = !{!57, !58}
289 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.6.0 ", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !3, globals: !30, imports: !33)
290 !1 = !DIFile(filename: "debug-info-namespace.cpp", directory: "/tmp")
293 !4 = !DICompositeType(tag: DW_TAG_structure_type, name: "foo", line: 5, flags: DIFlagFwdDecl, file: !5, scope: !6, identifier: "_ZTSN1A1B3fooE")
294 !5 = !DIFile(filename: "foo.cpp", directory: "/tmp")
295 !6 = !DINamespace(name: "B", scope: !7)
296 !7 = !DINamespace(name: "A", scope: null)
297 !8 = !DICompositeType(tag: DW_TAG_structure_type, name: "bar", line: 6, size: 8, align: 8, file: !5, scope: !6, elements: !2, identifier: "_ZTSN1A1B3barE")
298 !10 = distinct !DISubprogram(name: "f1", linkageName: "_ZN1A1B2f1Ev", line: 3, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !5, scope: !6, type: !11, retainedNodes: !2)
299 !11 = !DISubroutineType(types: !12)
301 !13 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
302 !14 = distinct !DISubprogram(name: "f1", linkageName: "_ZN1A1B2f1Ei", line: 4, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 4, file: !5, scope: !6, type: !15, retainedNodes: !2)
303 !15 = !DISubroutineType(types: !16)
305 !17 = distinct !DISubprogram(name: "__cxx_global_var_init", line: 20, isLocal: true, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 20, file: !5, scope: !18, type: !19, retainedNodes: !2)
306 !18 = !DIFile(filename: "foo.cpp", directory: "/tmp")
307 !19 = !DISubroutineType(types: !20)
309 !21 = distinct !DISubprogram(name: "func", linkageName: "_Z4funcb", line: 21, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 21, file: !5, scope: !18, type: !22, retainedNodes: !2)
310 !22 = !DISubroutineType(types: !23)
312 !24 = !DIBasicType(tag: DW_TAG_base_type, name: "bool", size: 8, align: 8, encoding: DW_ATE_boolean)
313 !25 = distinct !DISubprogram(name: "__cxx_global_var_init1", line: 44, isLocal: true, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 44, file: !5, scope: !18, type: !19, retainedNodes: !2)
314 !26 = distinct !DISubprogram(name: "func_fwd", linkageName: "_ZN1A1B8func_fwdEv", line: 47, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 47, file: !5, scope: !6, type: !19, retainedNodes: !2)
315 !27 = distinct !DISubprogram(name: "", linkageName: "_GLOBAL__sub_I_debug_info_namespace.cpp", isLocal: true, isDefinition: true, flags: DIFlagArtificial, isOptimized: false, unit: !0, file: !1, scope: !28, type: !29, retainedNodes: !2)
316 !28 = !DIFile(filename: "debug-info-namespace.cpp", directory: "/tmp")
317 !29 = !DISubroutineType(types: !2)
319 !31 = !DIGlobalVariable(name: "i", linkageName: "_ZN1A1B1iE", line: 20, isLocal: false, isDefinition: true, scope: !6, file: !18, type: !13)
320 !32 = !DIGlobalVariable(name: "var_fwd", linkageName: "_ZN1A1B7var_fwdE", line: 44, isLocal: false, isDefinition: true, scope: !6, file: !18, type: !13)
321 !33 = !{!34, !35, !36, !37, !40, !41, !42, !43, !44, !45, !47, !48, !49, !51, !54, !55, !56}
322 !34 = !DIImportedEntity(tag: DW_TAG_imported_module, file: !5, line: 15, scope: !7, entity: !6)
323 !35 = !DIImportedEntity(tag: DW_TAG_imported_module, file: !5, line: 18, scope: !0, entity: !7)
324 !36 = !DIImportedEntity(tag: DW_TAG_imported_declaration, file: !5, line: 19, name: "E", scope: !0, entity: !7)
325 !37 = !DIImportedEntity(tag: DW_TAG_imported_module, file: !5, line: 23, scope: !38, entity: !6)
326 !38 = distinct !DILexicalBlock(line: 22, column: 10, file: !5, scope: !39)
327 !39 = distinct !DILexicalBlock(line: 22, column: 7, file: !5, scope: !21)
328 !40 = !DIImportedEntity(tag: DW_TAG_imported_module, file: !5, line: 26, scope: !21, entity: !7)
329 !41 = !DIImportedEntity(tag: DW_TAG_imported_declaration, file: !5, line: 27, scope: !21, entity: !4)
330 !42 = !DIImportedEntity(tag: DW_TAG_imported_declaration, file: !5, line: 28, scope: !21, entity: !8)
331 !43 = !DIImportedEntity(tag: DW_TAG_imported_declaration, file: !5, line: 29, scope: !21, entity: !14)
332 !44 = !DIImportedEntity(tag: DW_TAG_imported_declaration, file: !5, line: 30, scope: !21, entity: !31)
333 !45 = !DIImportedEntity(tag: DW_TAG_imported_declaration, file: !5, line: 31, scope: !21, entity: !46)
334 !46 = !DIDerivedType(tag: DW_TAG_typedef, name: "baz", line: 7, file: !5, scope: !6, baseType: !8)
335 !47 = !DIImportedEntity(tag: DW_TAG_imported_declaration, file: !5, line: 32, name: "X", scope: !21, entity: !7)
336 !48 = !DIImportedEntity(tag: DW_TAG_imported_declaration, file: !5, line: 33, name: "Y", scope: !21, entity: !47)
337 !49 = !DIImportedEntity(tag: DW_TAG_imported_declaration, file: !5, line: 34, scope: !21, entity: !50)
338 !50 = !DIGlobalVariable(name: "var_decl", linkageName: "_ZN1A1B8var_declE", line: 8, isLocal: false, isDefinition: false, scope: !6, file: !18, type: !13)
339 !51 = !DIImportedEntity(tag: DW_TAG_imported_declaration, file: !5, line: 35, scope: !21, entity: !52)
340 !52 = !DISubprogram(name: "func_decl", linkageName: "_ZN1A1B9func_declEv", line: 9, isLocal: false, isDefinition: false, flags: DIFlagPrototyped, isOptimized: false, file: !5, scope: !6, type: !19, retainedNodes: !53)
341 !53 = !{} ; previously: invalid DW_TAG_base_type
342 !54 = !DIImportedEntity(tag: DW_TAG_imported_declaration, file: !5, line: 36, scope: !21, entity: !32)
343 !55 = !DIImportedEntity(tag: DW_TAG_imported_declaration, file: !5, line: 37, scope: !21, entity: !26)
344 !56 = !DIImportedEntity(tag: DW_TAG_imported_declaration, file: !5, line: 42, scope: !7, entity: !31)
345 !57 = !{i32 2, !"Dwarf Version", i32 2}
346 !58 = !{i32 2, !"Debug Info Version", i32 3}
347 !59 = !{!"clang version 3.6.0 "}
348 !60 = !DILocation(line: 3, column: 12, scope: !10)
349 !61 = !DILocalVariable(name: "", line: 4, arg: 1, scope: !14, file: !18, type: !13)
350 !62 = !DIExpression()
351 !63 = !DILocation(line: 4, column: 12, scope: !14)
352 !64 = !DILocation(line: 4, column: 16, scope: !14)
353 !65 = !DILocation(line: 20, column: 12, scope: !17)
354 !66 = !DILocalVariable(name: "b", line: 21, arg: 1, scope: !21, file: !18, type: !24)
355 !67 = !DILocation(line: 21, column: 15, scope: !21)
356 !68 = !DILocation(line: 22, column: 7, scope: !21)
357 !69 = !DILocation(line: 24, column: 5, scope: !38)
358 !70 = !DILocation(line: 38, column: 3, scope: !21)
359 !71 = !DILocation(line: 39, column: 1, scope: !21)
360 !72 = !DILocation(line: 44, column: 15, scope: !25)
361 !73 = !DILocation(line: 47, column: 21, scope: !26)
362 !74 = !DILocation(line: 0, scope: !75)
363 !75 = !DILexicalBlockFile(discriminator: 0, file: !5, scope: !27)
364 !131 = !DIGlobalVariableExpression(var: !31, expr: !DIExpression())
365 !132 = !DIGlobalVariableExpression(var: !32, expr: !DIExpression())