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1; RUN: %llc_dwarf -O0 -filetype=obj < %s | llvm-dwarfdump -debug-info - | FileCheck %s2 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_subprogram24; CHECK-NEXT: DW_AT_linkage_name ("_Z2f1v")25; CHECK: [[ADDR1:0x[0-9a-f]+]]: DW_TAG_lexical_block26; CHECK: DW_TAG_subprogram27; CHECK-NEXT: DW_AT_linkage_name ("_Z2f2v")28; CHECK: [[ADDR2:0x[0-9a-f]+]]: DW_TAG_lexical_block29; CHECK: DW_TAG_inlined_subroutine30; CHECK-NOT: DW_TAG31; CHECK-NOT: NULL32; CHECK: DW_TAG_lexical_block33; CHECK-NOT: {{DW_TAG|NULL}}34; CHECK: DW_AT_abstract_origin ([[ADDR1]]35; CHECK-NOT: DW_TAG36; CHECK-NOT: NULL37; CHECK: DW_TAG_variable38; Ensure that file changes don't interfere with creating inlined subroutines.39; (see the line directive inside 'f2' in thesource)40; CHECK: DW_TAG_inlined_subroutine41; CHECK-NOT: {{DW_TAG|NULL}}42; CHECK: DW_TAG_lexical_block43; CHECK-NOT: {{DW_TAG|NULL}}44; CHECK: DW_AT_abstract_origin ([[ADDR2]]45; CHECK-NOT: {{DW_TAG|NULL}}46; CHECK: DW_TAG_variable47; CHECK-NOT: DW_TAG48; CHECK: DW_AT_abstract_origin49 50; Function Attrs: uwtable51define i32 @main() #0 !dbg !4 {52entry:53 %retval.i2 = alloca i32, align 454 %b.i3 = alloca i8, align 155 %retval.i = alloca i32, align 456 %b.i = alloca i8, align 157 call void @llvm.dbg.declare(metadata ptr %b.i, metadata !16, metadata !DIExpression()), !dbg !1958 %call.i = call zeroext i1 @_Z1fv(), !dbg !1959 %frombool.i = zext i1 %call.i to i8, !dbg !1960 store i8 %frombool.i, ptr %b.i, align 1, !dbg !1961 %0 = load i8, ptr %b.i, align 1, !dbg !1962 %tobool.i = trunc i8 %0 to i1, !dbg !1963 br i1 %tobool.i, label %if.then.i, label %if.end.i, !dbg !1964 65if.then.i: ; preds = %entry66 store i32 1, ptr %retval.i, !dbg !2167 br label %_Z2f1v.exit, !dbg !2168 69if.end.i: ; preds = %entry70 store i32 2, ptr %retval.i, !dbg !2271 br label %_Z2f1v.exit, !dbg !2272 73_Z2f1v.exit: ; preds = %if.then.i, %if.end.i74 %1 = load i32, ptr %retval.i, !dbg !2375 call void @llvm.dbg.declare(metadata ptr %b.i3, metadata !24, metadata !DIExpression()), !dbg !2776 %call.i4 = call zeroext i1 @_Z1fv(), !dbg !2777 %frombool.i5 = zext i1 %call.i4 to i8, !dbg !2778 store i8 %frombool.i5, ptr %b.i3, align 1, !dbg !2779 %2 = load i8, ptr %b.i3, align 1, !dbg !2780 %tobool.i6 = trunc i8 %2 to i1, !dbg !2781 br i1 %tobool.i6, label %if.then.i7, label %if.end.i8, !dbg !2782 83if.then.i7: ; preds = %_Z2f1v.exit84 store i32 3, ptr %retval.i2, !dbg !2985 br label %_Z2f2v.exit, !dbg !2986 87if.end.i8: ; preds = %_Z2f1v.exit88 store i32 4, ptr %retval.i2, !dbg !3089 br label %_Z2f2v.exit, !dbg !3090 91_Z2f2v.exit: ; preds = %if.then.i7, %if.end.i892 %3 = load i32, ptr %retval.i2, !dbg !3193 ret i32 0, !dbg !3294}95 96; Function Attrs: nounwind readnone97declare void @llvm.dbg.declare(metadata, metadata, metadata) #198 99declare zeroext i1 @_Z1fv() #2100 101attributes #0 = { uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "use-soft-float"="false" }102attributes #1 = { nounwind readnone }103attributes #2 = { "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "use-soft-float"="false" }104 105!llvm.dbg.cu = !{!0}106!llvm.module.flags = !{!13, !14}107!llvm.ident = !{!15}108 109!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)110!1 = !DIFile(filename: "inline-scopes.cpp", directory: "/tmp/dbginfo")111!2 = !{}112!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)113!5 = !DIFile(filename: "y.cc", directory: "/tmp/dbginfo")114!6 = !DIFile(filename: "y.cc", directory: "/tmp/dbginfo")115!7 = !DISubroutineType(types: !8)116!8 = !{!9}117!9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)118!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)119!11 = !DIFile(filename: "inline-scopes.cpp", directory: "/tmp/dbginfo")120!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)121!13 = !{i32 2, !"Dwarf Version", i32 4}122!14 = !{i32 1, !"Debug Info Version", i32 3}123!15 = !{!"clang version 3.5.0 "}124!16 = !DILocalVariable(name: "b", line: 3, scope: !17, file: !11, type: !18)125!17 = distinct !DILexicalBlock(line: 3, column: 0, file: !1, scope: !12)126!18 = !DIBasicType(tag: DW_TAG_base_type, name: "bool", size: 8, align: 8, encoding: DW_ATE_boolean)127!19 = !DILocation(line: 3, scope: !17, inlinedAt: !20)128!20 = !DILocation(line: 8, scope: !4)129!21 = !DILocation(line: 4, scope: !17, inlinedAt: !20)130!22 = !DILocation(line: 5, scope: !12, inlinedAt: !20)131!23 = !DILocation(line: 6, scope: !12, inlinedAt: !20)132!24 = !DILocalVariable(name: "b", line: 2, scope: !25, file: !6, type: !18)133!25 = distinct !DILexicalBlock(line: 2, column: 0, file: !5, scope: !26)134!26 = !DILexicalBlockFile(discriminator: 0, file: !5, scope: !10)135!27 = !DILocation(line: 2, scope: !25, inlinedAt: !28)136!28 = !DILocation(line: 9, scope: !4)137!29 = !DILocation(line: 3, scope: !25, inlinedAt: !28)138!30 = !DILocation(line: 4, scope: !26, inlinedAt: !28)139!31 = !DILocation(line: 5, scope: !26, inlinedAt: !28)140!32 = !DILocation(line: 10, scope: !4)141