| ; XFAIL: -aix |
| ; RUN: %llc_dwarf < %s -filetype=obj | llvm-dwarfdump -debug-line - | FileCheck %s |
| ; RUN: %llc_dwarf < %s -filetype=asm | FileCheck --check-prefix=ASM %s |
| |
| ; If multiple line tables are emitted, one per CU, those line tables can |
| ; unambiguously rely on the comp_dir of their owning CU and use directory '0' |
| ; to refer to it. |
| |
| ; CHECK: .debug_line contents: |
| ; CHECK-NEXT: debug_line[{{.*}}] |
| ; CHECK-NEXT: Line table prologue: |
| ; CHECK-NOT: include_directories |
| ; CHECK: file_names[ 1] |
| ; CHECK: name: "a.cpp" |
| ; CHECK-NEXT: dir_index: 0 |
| ; CHECK-NOT: file_names |
| |
| ; CHECK: debug_line[{{.*}}] |
| ; CHECK-NEXT: Line table prologue: |
| ; CHECK-NOT: include_directories |
| ; CHECK: file_names[ 1] |
| ; CHECK: name: "b.cpp" |
| ; CHECK-NEXT: dir_index: 0 |
| ; CHECK-NOT: file_names |
| |
| ; However, if a single line table is emitted and shared between CUs, the |
| ; comp_dir is ambiguous and relying on it would lead to different path |
| ; interpretations depending on which CU lead to the table - so ensure that |
| ; full paths are always emitted in this case, never comp_dir relative. |
| |
| ; ASM: .file 1 "/tmp/dbginfo/a" "a.cpp" |
| ; ASM: .file 2 "/tmp/dbginfo/b" "b.cpp" |
| |
| ; Generated from the following source compiled to bitcode from within their |
| ; respective directories (with debug info) and linked together with llvm-link |
| |
| ; a/a.cpp |
| ; void func() { |
| ; } |
| |
| ; b/b.cpp |
| ; void func(); |
| ; int main() { |
| ; func(); |
| ; } |
| |
| ; Function Attrs: nounwind uwtable |
| define void @_Z4funcv() #0 !dbg !4 { |
| entry: |
| ret void, !dbg !19 |
| } |
| |
| ; Function Attrs: uwtable |
| define i32 @main() #1 !dbg !11 { |
| entry: |
| call void @_Z4funcv(), !dbg !20 |
| ret i32 0, !dbg !21 |
| } |
| |
| attributes #0 = { 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 = { 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" } |
| |
| !llvm.dbg.cu = !{!0, !8} |
| !llvm.module.flags = !{!16, !17} |
| !llvm.ident = !{!18, !18} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) |
| !1 = !DIFile(filename: "a.cpp", directory: "/tmp/dbginfo/a") |
| !2 = !{} |
| !4 = distinct !DISubprogram(name: "func", linkageName: "_Z4funcv", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 1, file: !1, scope: !5, type: !6, retainedNodes: !2) |
| !5 = !DIFile(filename: "a.cpp", directory: "/tmp/dbginfo/a") |
| !6 = !DISubroutineType(types: !7) |
| !7 = !{null} |
| !8 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: FullDebug, file: !9, enums: !2, retainedTypes: !2, globals: !2, imports: !2) |
| !9 = !DIFile(filename: "b.cpp", directory: "/tmp/dbginfo/b") |
| !11 = distinct !DISubprogram(name: "main", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !8, scopeLine: 2, file: !9, scope: !12, type: !13, retainedNodes: !2) |
| !12 = !DIFile(filename: "b.cpp", directory: "/tmp/dbginfo/b") |
| !13 = !DISubroutineType(types: !14) |
| !14 = !{!15} |
| !15 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !16 = !{i32 2, !"Dwarf Version", i32 4} |
| !17 = !{i32 1, !"Debug Info Version", i32 3} |
| !18 = !{!"clang version 3.5.0 "} |
| !19 = !DILocation(line: 2, scope: !4) |
| !20 = !DILocation(line: 3, scope: !11) |
| !21 = !DILocation(line: 4, scope: !11) |
| |