1 ; RUN: llc %s -mtriple=x86_64-unknown-linux-gnu --dwarf-version=4 --basic-block-sections=none -filetype=obj -o - | llvm-dwarfdump - | FileCheck %s
2 ; RUN: llc %s -mtriple=x86_64-unknown-linux-gnu --dwarf-version=4 --basic-block-sections=all -filetype=obj -o - | llvm-dwarfdump - | FileCheck %s
3 ; RUN: llc %s -mtriple=x86_64-unknown-linux-gnu --dwarf-version=5 --basic-block-sections=none -filetype=obj -o - | llvm-dwarfdump - | FileCheck %s
4 ; RUN: llc %s -mtriple=x86_64-unknown-linux-gnu --dwarf-version=5 --basic-block-sections=all -filetype=obj -o - | llvm-dwarfdump - | FileCheck %s
6 ; CHECK: DW_TAG_variable
7 ; CHECK-NEXT: DW_AT_location
8 ; CHECK-NEXT: [0x{{[0-9a-f]+}}, 0x{{[0-9a-f]+}}): DW_OP_consts +7, DW_OP_stack_value)
9 ; CHECK-NEXT: DW_AT_name ("i")
11 ; Source to generate the IR below:
15 ; // constant value through partial scope, no BB boundary
16 ; // Shouldn't change with BB-sections
23 ; $ clang++ -S -emit-llvm -g -O2 loclist_4.cc
25 define dso_local void @_Z4testv() local_unnamed_addr !dbg !7 {
27 call void @llvm.dbg.value(metadata i32 7, metadata !11, metadata !DIExpression()), !dbg !13
28 tail call void @_Z2f1v(), !dbg !14
29 %call = tail call i32 @_Z2f2v(), !dbg !15
30 call void @llvm.dbg.value(metadata i32 %call, metadata !11, metadata !DIExpression()), !dbg !13
31 tail call void @_Z2f1v(), !dbg !16
35 declare !dbg !18 dso_local void @_Z2f1v() local_unnamed_addr
37 declare !dbg !19 dso_local i32 @_Z2f2v() local_unnamed_addr
39 declare void @llvm.dbg.value(metadata, metadata, metadata)
42 !llvm.module.flags = !{!3, !4, !5}
45 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 13.0.0 (git@github.com:llvm/llvm-project.git 593cb4655097552ac6d81ce18a2851ae0feb8d3c)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
46 !1 = !DIFile(filename: "loclist_4.cc", directory: "/code")
48 !3 = !{i32 7, !"Dwarf Version", i32 4}
49 !4 = !{i32 2, !"Debug Info Version", i32 3}
50 !5 = !{i32 1, !"wchar_size", i32 4}
51 !6 = !{!"clang version 13.0.0 (git@github.com:llvm/llvm-project.git 593cb4655097552ac6d81ce18a2851ae0feb8d3c)"}
52 !7 = distinct !DISubprogram(name: "test", linkageName: "_Z4testv", scope: !1, file: !1, line: 3, type: !8, scopeLine: 3, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !10)
53 !8 = !DISubroutineType(types: !9)
56 !11 = !DILocalVariable(name: "i", scope: !7, file: !1, line: 6, type: !12)
57 !12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
58 !13 = !DILocation(line: 0, scope: !7)
59 !14 = !DILocation(line: 7, column: 3, scope: !7)
60 !15 = !DILocation(line: 8, column: 7, scope: !7)
61 !16 = !DILocation(line: 9, column: 3, scope: !7)
62 !17 = !DILocation(line: 10, column: 1, scope: !7)
63 !18 = !DISubprogram(name: "f1", linkageName: "_Z2f1v", scope: !1, file: !1, line: 1, type: !8, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !2)
64 !19 = !DISubprogram(name: "f2", linkageName: "_Z2f2v", scope: !1, file: !1, line: 2, type: !20, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !2)
65 !20 = !DISubroutineType(types: !21)