1; RUN: %llc_dwarf -O0 -filetype=obj < %s | llvm-dwarfdump -debug-info - | FileCheck %s 2 3; bool f(); 4; inline __attribute__((always_inline)) int f1() { 5; if (bool b = f()) 6; return 1; 7; return 2; 8; } 9; 10; inline __attribute__((always_inline)) int f2() { 11; # 2 "y.cc" 12; if (bool b = f()) 13; return 3; 14; return 4; 15; } 16; 17; int main() { 18; f1(); 19; f2(); 20; } 21 22; Ensure that lexical_blocks within inlined_subroutines are preserved/emitted. 23; CHECK: DW_TAG_inlined_subroutine 24; CHECK-NOT: DW_TAG 25; CHECK-NOT: NULL 26; CHECK: DW_TAG_lexical_block 27; CHECK-NOT: DW_TAG 28; CHECK-NOT: NULL 29; CHECK: DW_TAG_variable 30; Ensure that file changes don't interfere with creating inlined subroutines. 31; (see the line directive inside 'f2' in thesource) 32; CHECK: DW_TAG_inlined_subroutine 33; CHECK: DW_TAG_variable 34; CHECK-NOT: DW_TAG 35; CHECK: DW_AT_abstract_origin 36 37; Function Attrs: uwtable 38define i32 @main() #0 !dbg !4 { 39entry: 40 %retval.i2 = alloca i32, align 4 41 %b.i3 = alloca i8, align 1 42 %retval.i = alloca i32, align 4 43 %b.i = alloca i8, align 1 44 call void @llvm.dbg.declare(metadata i8* %b.i, metadata !16, metadata !DIExpression()), !dbg !19 45 %call.i = call zeroext i1 @_Z1fv(), !dbg !19 46 %frombool.i = zext i1 %call.i to i8, !dbg !19 47 store i8 %frombool.i, i8* %b.i, align 1, !dbg !19 48 %0 = load i8, i8* %b.i, align 1, !dbg !19 49 %tobool.i = trunc i8 %0 to i1, !dbg !19 50 br i1 %tobool.i, label %if.then.i, label %if.end.i, !dbg !19 51 52if.then.i: ; preds = %entry 53 store i32 1, i32* %retval.i, !dbg !21 54 br label %_Z2f1v.exit, !dbg !21 55 56if.end.i: ; preds = %entry 57 store i32 2, i32* %retval.i, !dbg !22 58 br label %_Z2f1v.exit, !dbg !22 59 60_Z2f1v.exit: ; preds = %if.then.i, %if.end.i 61 %1 = load i32, i32* %retval.i, !dbg !23 62 call void @llvm.dbg.declare(metadata i8* %b.i3, metadata !24, metadata !DIExpression()), !dbg !27 63 %call.i4 = call zeroext i1 @_Z1fv(), !dbg !27 64 %frombool.i5 = zext i1 %call.i4 to i8, !dbg !27 65 store i8 %frombool.i5, i8* %b.i3, align 1, !dbg !27 66 %2 = load i8, i8* %b.i3, align 1, !dbg !27 67 %tobool.i6 = trunc i8 %2 to i1, !dbg !27 68 br i1 %tobool.i6, label %if.then.i7, label %if.end.i8, !dbg !27 69 70if.then.i7: ; preds = %_Z2f1v.exit 71 store i32 3, i32* %retval.i2, !dbg !29 72 br label %_Z2f2v.exit, !dbg !29 73 74if.end.i8: ; preds = %_Z2f1v.exit 75 store i32 4, i32* %retval.i2, !dbg !30 76 br label %_Z2f2v.exit, !dbg !30 77 78_Z2f2v.exit: ; preds = %if.then.i7, %if.end.i8 79 %3 = load i32, i32* %retval.i2, !dbg !31 80 ret i32 0, !dbg !32 81} 82 83; Function Attrs: nounwind readnone 84declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 85 86declare zeroext i1 @_Z1fv() #2 87 88attributes #0 = { 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" } 89attributes #1 = { nounwind readnone } 90attributes #2 = { "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" } 91 92!llvm.dbg.cu = !{!0} 93!llvm.module.flags = !{!13, !14} 94!llvm.ident = !{!15} 95 96!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) 97!1 = !DIFile(filename: "inline-scopes.cpp", directory: "/tmp/dbginfo") 98!2 = !{} 99!4 = distinct !DISubprogram(name: "main", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 7, file: !5, scope: !6, type: !7, retainedNodes: !2) 100!5 = !DIFile(filename: "y.cc", directory: "/tmp/dbginfo") 101!6 = !DIFile(filename: "y.cc", directory: "/tmp/dbginfo") 102!7 = !DISubroutineType(types: !8) 103!8 = !{!9} 104!9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 105!10 = distinct !DISubprogram(name: "f2", linkageName: "_Z2f2v", line: 8, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 8, file: !1, scope: !11, type: !7, retainedNodes: !2) 106!11 = !DIFile(filename: "inline-scopes.cpp", directory: "/tmp/dbginfo") 107!12 = distinct !DISubprogram(name: "f1", linkageName: "_Z2f1v", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 2, file: !1, scope: !11, type: !7, retainedNodes: !2) 108!13 = !{i32 2, !"Dwarf Version", i32 4} 109!14 = !{i32 1, !"Debug Info Version", i32 3} 110!15 = !{!"clang version 3.5.0 "} 111!16 = !DILocalVariable(name: "b", line: 3, scope: !17, file: !11, type: !18) 112!17 = distinct !DILexicalBlock(line: 3, column: 0, file: !1, scope: !12) 113!18 = !DIBasicType(tag: DW_TAG_base_type, name: "bool", size: 8, align: 8, encoding: DW_ATE_boolean) 114!19 = !DILocation(line: 3, scope: !17, inlinedAt: !20) 115!20 = !DILocation(line: 8, scope: !4) 116!21 = !DILocation(line: 4, scope: !17, inlinedAt: !20) 117!22 = !DILocation(line: 5, scope: !12, inlinedAt: !20) 118!23 = !DILocation(line: 6, scope: !12, inlinedAt: !20) 119!24 = !DILocalVariable(name: "b", line: 2, scope: !25, file: !6, type: !18) 120!25 = distinct !DILexicalBlock(line: 2, column: 0, file: !5, scope: !26) 121!26 = !DILexicalBlockFile(discriminator: 0, file: !5, scope: !10) 122!27 = !DILocation(line: 2, scope: !25, inlinedAt: !28) 123!28 = !DILocation(line: 9, scope: !4) 124!29 = !DILocation(line: 3, scope: !25, inlinedAt: !28) 125!30 = !DILocation(line: 4, scope: !26, inlinedAt: !28) 126!31 = !DILocation(line: 5, scope: !26, inlinedAt: !28) 127!32 = !DILocation(line: 10, scope: !4) 128