1 ; RUN: llc -mtriple=i386-unknown-unknown -mcpu=core2 %s -o %t -filetype=obj 2 ; RUN: llvm-dwarfdump -debug-dump=line %t | FileCheck %s 3 ; 4 ; Generated from: 5 ; 6 ; #1 void foo(int); 7 ; #2 void baz(int i) { 8 ; #3 if (i) {foo(i+1);/*discriminator 1*/} 9 ; #4 } 10 ; 11 ; The intent is to test discriminator 1 generated for all instructions in 12 ; the taken branch. 13 14 ; Function Attrs: uwtable 15 define void @_Z3bazi(i32) #0 !dbg !6 { 16 %2 = alloca i32, align 4 17 store i32 %0, i32* %2, align 4 18 call void @llvm.dbg.declare(metadata i32* %2, metadata !10, metadata !11), !dbg !12 19 %3 = load i32, i32* %2, align 4, !dbg !13 20 %4 = icmp ne i32 %3, 0, !dbg !13 21 br i1 %4, label %5, label %8, !dbg !15 22 23 ; <label>:5: ; preds = %1 24 %6 = load i32, i32* %2, align 4, !dbg !16 25 %7 = add nsw i32 %6, 1, !dbg !19 26 call void @_Z3fooi(i32 %7), !dbg !20 27 br label %8, !dbg !21 28 29 ; <label>:8: ; preds = %5, %1 30 ret void, !dbg !22 31 } 32 33 ; Function Attrs: nounwind readnone 34 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 35 36 declare void @_Z3fooi(i32) #2 37 38 attributes #0 = { uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } 39 attributes #1 = { nounwind readnone } 40 attributes #2 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } 41 42 !llvm.dbg.cu = !{!0} 43 !llvm.module.flags = !{!3, !4} 44 !llvm.ident = !{!5} 45 46 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.9.0 (trunk 267518)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) 47 !1 = !DIFile(filename: "test.cc", directory: ".") 48 !2 = !{} 49 !3 = !{i32 2, !"Dwarf Version", i32 4} 50 !4 = !{i32 2, !"Debug Info Version", i32 3} 51 !5 = !{!"clang version 3.9.0 (trunk 267518)"} 52 !6 = distinct !DISubprogram(name: "baz", linkageName: "_Z3bazi", scope: !1, file: !1, line: 2, type: !7, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2) 53 !7 = !DISubroutineType(types: !8) 54 !8 = !{null, !9} 55 !9 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 56 !10 = !DILocalVariable(name: "i", arg: 1, scope: !6, file: !1, line: 2, type: !9) 57 !11 = !DIExpression() 58 !12 = !DILocation(line: 2, column: 14, scope: !6) 59 !13 = !DILocation(line: 3, column: 7, scope: !14) 60 !14 = distinct !DILexicalBlock(scope: !6, file: !1, line: 3, column: 7) 61 !15 = !DILocation(line: 3, column: 7, scope: !6) 62 !16 = !DILocation(line: 3, column: 15, scope: !17) 63 !17 = !DILexicalBlockFile(scope: !18, file: !1, discriminator: 1) 64 !18 = distinct !DILexicalBlock(scope: !14, file: !1, line: 3, column: 10) 65 !19 = !DILocation(line: 3, column: 16, scope: !17) 66 !20 = !DILocation(line: 3, column: 11, scope: !17) 67 !21 = !DILocation(line: 3, column: 21, scope: !17) 68 !22 = !DILocation(line: 4, column: 1, scope: !6) 69 70 ; CHECK: Address Line Column File ISA Discriminator Flags 71 ; CHECK: ------------------ ------ ------ ------ --- ------------- ------------- 72 ; CHECK: {{.*}} 3 15 1 0 1 73 ; CHECK: {{.*}} 3 16 1 0 1 74 ; CHECK: {{.*}} 3 11 1 0 1 75
