1 ; RUN: opt < %s -mem2reg -S | FileCheck %s 2 source_filename = "bugpoint-output.bc" 3 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 4 target triple = "x86_64-apple-macosx10.12.0" 5 6 define void @scan() #0 !dbg !12 { 7 entry: 8 %entry1 = alloca i8, align 8 9 call void @llvm.dbg.declare(metadata i8* %entry1, metadata !18, metadata !19), !dbg !20 10 store i8 0, i8* %entry1, align 8, !dbg !20 11 br label %for.cond, !dbg !20 12 13 for.cond: 14 ; CHECK: %[[PHI:.*]] = phi i8 [ 0, %entry ], [ %0, %for.cond ] 15 %entryN = load i8, i8* %entry1, align 8, !dbg !20 16 ; CHECK: call void @llvm.dbg.value(metadata i8 %[[PHI]], 17 ; CHECK-SAME: metadata !DIExpression()) 18 %0 = add i8 %entryN, 1 19 ; CHECK: %0 = add i8 %[[PHI]], 1 20 ; CHECK: call void @llvm.dbg.value(metadata i8 %0, 21 ; CHECK-SAME: metadata !DIExpression()) 22 store i8 %0, i8* %entry1, align 8, !dbg !20 23 br label %for.cond, !dbg !20 24 } 25 26 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 27 28 attributes #0 = { nounwind ssp uwtable } 29 attributes #1 = { nounwind readnone } 30 31 !llvm.dbg.cu = !{!0} 32 !llvm.module.flags = !{!10, !11} 33 34 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "adrian", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug) 35 !1 = !DIFile(filename: "<stdin>", directory: "/") 36 !2 = !{} 37 !4 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char) 38 !10 = !{i32 2, !"Debug Info Version", i32 3} 39 !11 = !{i32 1, !"PIC Level", i32 2} 40 !12 = distinct !DISubprogram(name: "scan", scope: !1, file: !1, line: 4, type: !13, isLocal: false, isDefinition: true, scopeLine: 5, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !15) 41 !13 = !DISubroutineType(types: !14) 42 !14 = !{null, !4, !4} 43 !15 = !{!18} 44 !18 = !DILocalVariable(name: "entry", scope: !12, file: !1, line: 6, type: !4) 45 !19 = !DIExpression() 46 !20 = !DILocation(line: 6, scope: !12) 47
