1; RUN: opt < %s -passes=mem2reg -S | FileCheck %s 2; RUN: opt < %s -passes=mem2reg -S --try-experimental-debuginfo-iterators | FileCheck %s 3 4define double @testfunc(i32 %i, double %j) nounwind ssp !dbg !1 { 5entry: 6 %i_addr = alloca i32 ; <ptr> [#uses=2] 7 %j_addr = alloca double ; <ptr> [#uses=2] 8 %retval = alloca double ; <ptr> [#uses=2] 9 %0 = alloca double ; <ptr> [#uses=2] 10 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 11 call void @llvm.dbg.declare(metadata ptr %i_addr, metadata !0, metadata !DIExpression()), !dbg !8 12; CHECK: #dbg_value(i32 %i, ![[IVAR:[0-9]*]], {{.*}}) 13; CHECK: #dbg_value(double %j, ![[JVAR:[0-9]*]], {{.*}}) 14; CHECK: ![[IVAR]] = !DILocalVariable(name: "i" 15; CHECK: ![[JVAR]] = !DILocalVariable(name: "j" 16 store i32 %i, ptr %i_addr 17 call void @llvm.dbg.declare(metadata ptr %j_addr, metadata !9, metadata !DIExpression()), !dbg !8 18 store double %j, ptr %j_addr 19 %1 = load i32, ptr %i_addr, align 4, !dbg !10 ; <i32> [#uses=1] 20 %2 = add nsw i32 %1, 1, !dbg !10 ; <i32> [#uses=1] 21 %3 = sitofp i32 %2 to double, !dbg !10 ; <double> [#uses=1] 22 %4 = load double, ptr %j_addr, align 8, !dbg !10 ; <double> [#uses=1] 23 %5 = fadd double %3, %4, !dbg !10 ; <double> [#uses=1] 24 store double %5, ptr %0, align 8, !dbg !10 25 %6 = load double, ptr %0, align 8, !dbg !10 ; <double> [#uses=1] 26 store double %6, ptr %retval, align 8, !dbg !10 27 br label %return, !dbg !10 28 29return: ; preds = %entry 30 %retval1 = load double, ptr %retval, !dbg !10 ; <double> [#uses=1] 31 ret double %retval1, !dbg !10 32} 33 34declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone 35 36!llvm.dbg.cu = !{!3} 37!llvm.module.flags = !{!14} 38 39!0 = !DILocalVariable(name: "i", line: 2, arg: 1, scope: !1, file: !2, type: !7) 40!1 = distinct !DISubprogram(name: "testfunc", linkageName: "testfunc", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !3, scopeLine: 2, file: !12, scope: !2, type: !4) 41!2 = !DIFile(filename: "testfunc.c", directory: "/tmp") 42!3 = distinct !DICompileUnit(language: DW_LANG_C89, producer: "4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", isOptimized: true, emissionKind: FullDebug, file: !12, enums: !13, retainedTypes: !13) 43!4 = !DISubroutineType(types: !5) 44!5 = !{!6, !7, !6} 45!6 = !DIBasicType(tag: DW_TAG_base_type, name: "double", size: 64, align: 64, encoding: DW_ATE_float) 46!7 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 47!8 = !DILocation(line: 2, scope: !1) 48!9 = !DILocalVariable(name: "j", line: 2, arg: 2, scope: !1, file: !2, type: !6) 49!10 = !DILocation(line: 3, scope: !11) 50!11 = distinct !DILexicalBlock(line: 2, column: 0, file: !12, scope: !1) 51!12 = !DIFile(filename: "testfunc.c", directory: "/tmp") 52!13 = !{} 53!14 = !{i32 1, !"Debug Info Version", i32 3} 54