1 ; REQUIRES: object-emission
3 ; RUN: %llc_dwarf -O0 -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s
6 ; $ clang++ a.cpp b.cpp -g -c -emit-llvm
7 ; $ llvm-link a.bc b.bc -o ab.bc
10 ; inline int func(int i) {
13 ; int (*x)(int) = &func;
16 ; inline int func(int i) {
19 ; int (*y)(int) = &func;
21 ; CHECK: DW_TAG_compile_unit
22 ; CHECK: DW_TAG_subprogram
24 ; CHECK: DW_AT_name {{.*}} "func"
25 ; CHECK: DW_TAG_compile_unit
26 ; CHECK-NOT: DW_TAG_subprogram
28 @x = global i32 (i32)* @_Z4funci, align 8
29 @y = global i32 (i32)* @_Z4funci, align 8
31 ; Function Attrs: inlinehint nounwind uwtable
32 define linkonce_odr i32 @_Z4funci(i32 %i) #0 {
33 %1 = alloca i32, align 4
34 store i32 %i, i32* %1, align 4
35 call void @llvm.dbg.declare(metadata i32* %1, metadata !20, metadata !DIExpression()), !dbg !21
36 %2 = load i32, i32* %1, align 4, !dbg !22
37 %3 = mul nsw i32 %2, 2, !dbg !22
41 ; Function Attrs: nounwind readnone
42 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
44 attributes #0 = { inlinehint nounwind 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" }
45 attributes #1 = { nounwind readnone }
47 !llvm.dbg.cu = !{!0, !13}
48 !llvm.module.flags = !{!17, !18}
49 !llvm.ident = !{!19, !19}
51 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: 1, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !10, imports: !2)
52 !1 = !DIFile(filename: "a.cpp", directory: "/tmp/dbginfo")
55 !4 = distinct !DISubprogram(name: "func", linkageName: "_Z4funci", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 1, file: !5, scope: !6, type: !7, function: i32 (i32)* @_Z4funci, variables: !2)
56 !5 = !DIFile(filename: "func.h", directory: "/tmp/dbginfo")
57 !6 = !DIFile(filename: "func.h", directory: "/tmp/dbginfo")
58 !7 = !DISubroutineType(types: !8)
60 !9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
62 !11 = !DIGlobalVariable(name: "x", line: 4, isLocal: false, isDefinition: true, scope: null, file: !6, type: !12, variable: i32 (i32)** @x)
63 !12 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !7)
64 !13 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: 1, file: !14, enums: !2, retainedTypes: !2, subprograms: !3, globals: !15, imports: !2)
65 !14 = !DIFile(filename: "b.cpp", directory: "/tmp/dbginfo")
67 !16 = !DIGlobalVariable(name: "y", line: 4, isLocal: false, isDefinition: true, scope: null, file: !6, type: !12, variable: i32 (i32)** @y)
68 !17 = !{i32 2, !"Dwarf Version", i32 4}
69 !18 = !{i32 1, !"Debug Info Version", i32 3}
70 !19 = !{!"clang version 3.5.0 "}
71 !20 = !DILocalVariable(name: "i", line: 1, arg: 1, scope: !4, file: !6, type: !9)
72 !21 = !DILocation(line: 1, scope: !4)
73 !22 = !DILocation(line: 2, scope: !4)