1*516e5bb2SSriraman Tallam; RUN: llc %s -mtriple=x86_64-unknown-linux-gnu --dwarf-version=4 --basic-block-sections=none -filetype=obj -o - | llvm-dwarfdump - | FileCheck %s 2*516e5bb2SSriraman Tallam; RUN: llc %s -mtriple=x86_64-unknown-linux-gnu --dwarf-version=4 --basic-block-sections=all -filetype=obj -o - | llvm-dwarfdump - | FileCheck %s 3*516e5bb2SSriraman Tallam; RUN: llc %s -mtriple=x86_64-unknown-linux-gnu --dwarf-version=5 --basic-block-sections=none -filetype=obj -o - | llvm-dwarfdump - | FileCheck %s 4*516e5bb2SSriraman Tallam; RUN: llc %s -mtriple=x86_64-unknown-linux-gnu --dwarf-version=5 --basic-block-sections=all -filetype=obj -o - | llvm-dwarfdump - | FileCheck %s 5*516e5bb2SSriraman Tallam 6*516e5bb2SSriraman Tallam 7*516e5bb2SSriraman Tallam; CHECK: DW_TAG_variable 8*516e5bb2SSriraman Tallam; CHECK-NEXT: DW_AT_const_value (7) 9*516e5bb2SSriraman Tallam; CHECK-NEXT: DW_AT_name ("i") 10*516e5bb2SSriraman Tallam 11*516e5bb2SSriraman Tallam 12*516e5bb2SSriraman Tallam; void f1(); 13*516e5bb2SSriraman Tallam; void test() { 14*516e5bb2SSriraman Tallam; // constant value with a single location description 15*516e5bb2SSriraman Tallam; // Shouldn't change with BB-sections 16*516e5bb2SSriraman Tallam; int i = 7; 17*516e5bb2SSriraman Tallam; f1(); 18*516e5bb2SSriraman Tallam; } 19*516e5bb2SSriraman Tallam; $ clang++ -S -emit-llvm -g -O2 const_value_2.cc 20*516e5bb2SSriraman Tallam 21*516e5bb2SSriraman Tallam 22*516e5bb2SSriraman Tallam 23*516e5bb2SSriraman Tallamdefine dso_local void @_Z4testv() local_unnamed_addr !dbg !7 { 24*516e5bb2SSriraman Tallamentry: 25*516e5bb2SSriraman Tallam call void @llvm.dbg.value(metadata i32 7, metadata !11, metadata !DIExpression()), !dbg !13 26*516e5bb2SSriraman Tallam tail call void @_Z2f1v(), !dbg !14 27*516e5bb2SSriraman Tallam ret void, !dbg !15 28*516e5bb2SSriraman Tallam} 29*516e5bb2SSriraman Tallam 30*516e5bb2SSriraman Tallamdeclare !dbg !16 dso_local void @_Z2f1v() local_unnamed_addr 31*516e5bb2SSriraman Tallam 32*516e5bb2SSriraman Tallam; Function Attrs: nofree nosync nounwind readnone speculatable willreturn 33*516e5bb2SSriraman Tallamdeclare void @llvm.dbg.value(metadata, metadata, metadata) 34*516e5bb2SSriraman Tallam 35*516e5bb2SSriraman Tallam!llvm.dbg.cu = !{!0} 36*516e5bb2SSriraman Tallam!llvm.module.flags = !{!3, !4, !5} 37*516e5bb2SSriraman Tallam!llvm.ident = !{!6} 38*516e5bb2SSriraman Tallam 39*516e5bb2SSriraman Tallam!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) 40*516e5bb2SSriraman Tallam!1 = !DIFile(filename: "const_value_2.cc", directory: "/code") 41*516e5bb2SSriraman Tallam!2 = !{} 42*516e5bb2SSriraman Tallam!3 = !{i32 7, !"Dwarf Version", i32 4} 43*516e5bb2SSriraman Tallam!4 = !{i32 2, !"Debug Info Version", i32 3} 44*516e5bb2SSriraman Tallam!5 = !{i32 1, !"wchar_size", i32 4} 45*516e5bb2SSriraman Tallam!6 = !{!"clang version 13.0.0 (git@github.com:llvm/llvm-project.git 593cb4655097552ac6d81ce18a2851ae0feb8d3c)"} 46*516e5bb2SSriraman Tallam!7 = distinct !DISubprogram(name: "test", linkageName: "_Z4testv", scope: !1, file: !1, line: 5, type: !8, scopeLine: 5, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !10) 47*516e5bb2SSriraman Tallam!8 = !DISubroutineType(types: !9) 48*516e5bb2SSriraman Tallam!9 = !{null} 49*516e5bb2SSriraman Tallam!10 = !{!11} 50*516e5bb2SSriraman Tallam!11 = !DILocalVariable(name: "i", scope: !7, file: !1, line: 8, type: !12) 51*516e5bb2SSriraman Tallam!12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 52*516e5bb2SSriraman Tallam!13 = !DILocation(line: 0, scope: !7) 53*516e5bb2SSriraman Tallam!14 = !DILocation(line: 9, column: 3, scope: !7) 54*516e5bb2SSriraman Tallam!15 = !DILocation(line: 10, column: 1, scope: !7) 55*516e5bb2SSriraman Tallam!16 = !DISubprogram(name: "f1", linkageName: "_Z2f1v", scope: !1, file: !1, line: 1, type: !8, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !2) 56