1; RUN: opt < %s -passes=mem2reg -S | FileCheck %s 2; RUN: opt < %s -passes=mem2reg -S --try-experimental-debuginfo-iterators | FileCheck %s 3source_filename = "bugpoint-output.bc" 4target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 5target triple = "x86_64-apple-macosx10.12.0" 6 7define void @scan() #0 !dbg !12 { 8entry: 9 %entry1 = alloca i8, align 8 10 call void @llvm.dbg.declare(metadata ptr %entry1, metadata !18, metadata !19), !dbg !20 11 store i8 0, ptr %entry1, align 8, !dbg !20 12 br label %for.cond, !dbg !20 13 14for.cond: 15; CHECK: %[[PHI:.*]] = phi i8 [ 0, %entry ], [ %0, %for.cond ] 16 %entryN = load i8, ptr %entry1, align 8, !dbg !20 17; CHECK: #dbg_value(i8 %[[PHI]], 18; CHECK-SAME: !DIExpression(), 19 %0 = add i8 %entryN, 1 20; CHECK: %0 = add i8 %[[PHI]], 1 21; CHECK: #dbg_value(i8 %0, 22; CHECK-SAME: !DIExpression(), 23 store i8 %0, ptr %entry1, align 8, !dbg !20 24 br label %for.cond, !dbg !20 25} 26 27declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 28 29attributes #0 = { nounwind ssp uwtable } 30attributes #1 = { nounwind readnone } 31 32!llvm.dbg.cu = !{!0} 33!llvm.module.flags = !{!10, !11} 34 35!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "adrian", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug) 36!1 = !DIFile(filename: "<stdin>", directory: "/") 37!2 = !{} 38!4 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char) 39!10 = !{i32 2, !"Debug Info Version", i32 3} 40!11 = !{i32 1, !"PIC Level", i32 2} 41!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) 42!13 = !DISubroutineType(types: !14) 43!14 = !{null, !4, !4} 44!15 = !{!18} 45!18 = !DILocalVariable(name: "entry", scope: !12, file: !1, line: 6, type: !4) 46!19 = !DIExpression() 47!20 = !DILocation(line: 6, scope: !12) 48