| ; RUN: %llc_dwarf -O0 -filetype=obj < %s | llvm-dwarfdump -debug-info - | FileCheck %s |
| |
| ; Built from source: |
| ; $ clang++ a.cpp b.cpp -g -c -emit-llvm |
| ; $ llvm-link a.bc b.bc -o ab.bc |
| ; $ cat a.cpp |
| ; # 1 "func.h" |
| ; inline int func(int i) { |
| ; return i * 2; |
| ; } |
| ; int (*x)(int) = &func; |
| ; $ cat b.cpp |
| ; # 1 "func.h" |
| ; inline int func(int i) { |
| ; return i * 2; |
| ; } |
| ; int (*y)(int) = &func; |
| |
| ; CHECK: DW_TAG_compile_unit |
| ; CHECK: DW_TAG_subprogram |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_name ("func") |
| ; CHECK: DW_TAG_compile_unit |
| ; CHECK-NOT: DW_TAG_subprogram |
| |
| source_filename = "test/DebugInfo/Generic/cross-cu-linkonce.ll" |
| |
| @x = global i32 (i32)* @_Z4funci, align 8, !dbg !0 |
| @y = global i32 (i32)* @_Z4funci, align 8, !dbg !7 |
| |
| ; Function Attrs: inlinehint nounwind uwtable |
| define linkonce_odr i32 @_Z4funci(i32 %i) #0 !dbg !19 { |
| %1 = alloca i32, align 4 |
| store i32 %i, i32* %1, align 4 |
| call void @llvm.dbg.declare(metadata i32* %1, metadata !20, metadata !21), !dbg !22 |
| %2 = load i32, i32* %1, align 4, !dbg !23 |
| %3 = mul nsw i32 %2, 2, !dbg !23 |
| ret i32 %3, !dbg !23 |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| |
| attributes #0 = { inlinehint nounwind uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #1 = { nounwind readnone } |
| |
| !llvm.dbg.cu = !{!9, !13} |
| !llvm.module.flags = !{!16, !17} |
| !llvm.ident = !{!18, !18} |
| |
| !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) |
| !1 = !DIGlobalVariable(name: "x", scope: null, file: !2, line: 4, type: !3, isLocal: false, isDefinition: true) |
| !2 = !DIFile(filename: "func.h", directory: "/tmp/dbginfo") |
| !3 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !4, size: 64, align: 64) |
| !4 = !DISubroutineType(types: !5) |
| !5 = !{!6, !6} |
| !6 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !7 = !DIGlobalVariableExpression(var: !8, expr: !DIExpression()) |
| !8 = !DIGlobalVariable(name: "y", scope: null, file: !2, line: 4, type: !3, isLocal: false, isDefinition: true) |
| !9 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !10, producer: "clang version 3.5.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !11, retainedTypes: !11, globals: !12, imports: !11) |
| !10 = !DIFile(filename: "a.cpp", directory: "/tmp/dbginfo") |
| !11 = !{} |
| !12 = !{!0} |
| !13 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !14, producer: "clang version 3.5.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !11, retainedTypes: !11, globals: !15, imports: !11) |
| !14 = !DIFile(filename: "b.cpp", directory: "/tmp/dbginfo") |
| !15 = !{!7} |
| !16 = !{i32 2, !"Dwarf Version", i32 4} |
| !17 = !{i32 1, !"Debug Info Version", i32 3} |
| !18 = !{!"clang version 3.5.0 "} |
| !19 = distinct !DISubprogram(name: "func", linkageName: "_Z4funci", scope: !2, file: !2, line: 1, type: !4, isLocal: false, isDefinition: true, scopeLine: 1, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !9, retainedNodes: !11) |
| !20 = !DILocalVariable(name: "i", arg: 1, scope: !19, file: !2, line: 1, type: !6) |
| !21 = !DIExpression() |
| !22 = !DILocation(line: 1, scope: !19) |
| !23 = !DILocation(line: 2, scope: !19) |
| |