1; RUN: opt < %s -passes=deadargelim \ 2; RUN: -verify-each-debuginfo-preserve \ 3; RUN: -debugify-level=locations -S 2>&1 | FileCheck %s 4 5; RUN: opt < %s -passes=deadargelim \ 6; RUN: -verify-each-debuginfo-preserve \ 7; RUN: -debugify-level=location+variables -S 2>&1 | FileCheck %s --check-prefix=CHECK-DROP 8 9; RUN: opt < %s -passes=deadargelim \ 10; RUN: -verify-each-debuginfo-preserve \ 11; RUN: -debugify-func-limit=0 -S 2>&1 | FileCheck %s 12 13; RUN: opt < %s -passes=deadargelim \ 14; RUN: -verify-each-debuginfo-preserve \ 15; RUN: -debugify-func-limit=2 -S 2>&1 | FileCheck %s --check-prefix=CHECK-DROP 16 17;; Add some runlines that use RemoveDIs non-intrinsic debug-info, to check that 18;; variable preservation checking works. 19; RUN: opt < %s -passes=deadargelim --try-experimental-debuginfo-iterators \ 20; RUN: -verify-each-debuginfo-preserve \ 21; RUN: -debugify-level=location+variables -S 2>&1 | FileCheck %s --check-prefix=CHECK-DROP 22 23; CHECK-NOT: drops dbg.value()/dbg.declare() 24; CHECK-DROP: drops dbg.value()/dbg.declare() 25 26target triple = "x86_64-unknown-linux-gnu" 27 28define dso_local i32 @fn2(i32 %l, i32 %k) !dbg !7 { 29entry: 30 tail call void @llvm.dbg.value(metadata i32 %l, metadata !12, metadata !DIExpression()), !dbg !15 31 tail call void @llvm.dbg.value(metadata i32 %k, metadata !13, metadata !DIExpression()), !dbg !15 32 %call = call i32 (...) @fn3(), !dbg !16 33 tail call void @llvm.dbg.value(metadata i32 %call, metadata !14, metadata !DIExpression()), !dbg !15 34 ret i32 %call, !dbg !17 35} 36 37declare !dbg !18 dso_local i32 @fn3(...) 38 39define dso_local i32 @fn(i32 %x, i32 %y) !dbg !22 { 40entry: 41 tail call void @llvm.dbg.value(metadata i32 %x, metadata !24, metadata !DIExpression()), !dbg !27 42 tail call void @llvm.dbg.value(metadata i32 %y, metadata !25, metadata !DIExpression()), !dbg !27 43 %call = call i32 @fn2(i32 %x, i32 %y), !dbg !27 44 tail call void @llvm.dbg.value(metadata i32 %call, metadata !26, metadata !DIExpression()), !dbg !27 45 %add = add nsw i32 %call, %x, !dbg !27 46 %add1 = add nsw i32 %add, %y, !dbg !27 47 ret i32 %add1, !dbg !27 48} 49 50declare void @llvm.dbg.value(metadata, metadata, metadata) 51 52!llvm.dbg.cu = !{!0} 53!llvm.module.flags = !{!2, !3, !4, !5} 54!llvm.ident = !{!6} 55 56!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 14.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None) 57!1 = !DIFile(filename: "test.c", directory: "/dir") 58!2 = !{i32 7, !"Dwarf Version", i32 4} 59!3 = !{i32 2, !"Debug Info Version", i32 3} 60!4 = !{i32 1, !"wchar_size", i32 4} 61!5 = !{i32 7, !"uwtable", i32 1} 62!6 = !{!"clang version 14.0.0"} 63!7 = distinct !DISubprogram(name: "fn2", scope: !1, file: !1, line: 3, type: !8, scopeLine: 3, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, 64 retainedNodes: !11) 65!8 = !DISubroutineType(types: !9) 66!9 = !{!10, !10, !10} 67!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 68!11 = !{!12, !13, !14} 69!12 = !DILocalVariable(name: "l", arg: 1, scope: !7, file: !1, line: 3, type: !10) 70!13 = !DILocalVariable(name: "k", arg: 2, scope: !7, file: !1, line: 3, type: !10) 71!14 = !DILocalVariable(name: "s", scope: !7, file: !1, line: 4, type: !10) 72!15 = !DILocation(line: 0, scope: !7) 73!16 = !DILocation(line: 4, column: 11, scope: !7) 74!17 = !DILocation(line: 5, column: 3, scope: !7) 75!18 = !DISubprogram(name: "fn3", scope: !1, file: !1, line: 1, type: !19, spFlags: DISPFlagOptimized, retainedNodes: !21) 76!19 = !DISubroutineType(types: !20) 77!20 = !{!10} 78!21 = !{} 79!22 = distinct !DISubprogram(name: "fn", scope: !1, file: !1, line: 8, type: !8, scopeLine: 8, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, 80 retainedNodes: !23) 81!23 = !{!24, !25, !26} 82!24 = !DILocalVariable(name: "x", arg: 1, scope: !22, file: !1, line: 8, type: !10) 83!25 = !DILocalVariable(name: "y", arg: 2, scope: !22, file: !1, line: 8, type: !10) 84!26 = !DILocalVariable(name: "local", scope: !22, file: !1, line: 9, type: !10) 85!27 = !DILocation(line: 0, scope: !22) 86