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1; RUN: llc -mtriple=x86_64 -asm-verbose < %s | grep DW_TAG_formal_parameter2 3 4%struct.Pt = type { double, double }5%struct.Rect = type { %struct.Pt, %struct.Pt }6 7define double @foo(ptr byval(%struct.Rect) %my_r0) nounwind ssp !dbg !1 {8entry:9 %retval = alloca double ; <ptr> [#uses=2]10 %0 = alloca double ; <ptr> [#uses=2]11 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]12 call void @llvm.dbg.declare(metadata ptr %my_r0, metadata !0, metadata !DIExpression()), !dbg !1513 %1 = load double, ptr %my_r0, align 8, !dbg !16 ; <double> [#uses=1]14 store double %1, ptr %0, align 8, !dbg !1615 %2 = load double, ptr %0, align 8, !dbg !16 ; <double> [#uses=1]16 store double %2, ptr %retval, align 8, !dbg !1617 br label %return, !dbg !1618 19return: ; preds = %entry20 %retval1 = load double, ptr %retval, !dbg !16 ; <double> [#uses=1]21 ret double %retval1, !dbg !1622}23 24declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone25 26!llvm.dbg.cu = !{!3}27!llvm.module.flags = !{!21}28 29!0 = !DILocalVariable(name: "my_r0", line: 11, arg: 1, scope: !1, file: !2, type: !7)30!1 = distinct !DISubprogram(name: "foo", linkageName: "foo", line: 11, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !3, file: !19, scope: !2, type: !4)31!2 = !DIFile(filename: "b2.c", directory: "/tmp/")32!3 = distinct !DICompileUnit(language: DW_LANG_C89, producer: "4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", isOptimized: false, emissionKind: FullDebug, file: !19, enums: !20, retainedTypes: !20, imports: null)33!4 = !DISubroutineType(types: !5)34!5 = !{!6, !7}35!6 = !DIBasicType(tag: DW_TAG_base_type, name: "double", size: 64, align: 64, encoding: DW_ATE_float)36!7 = !DICompositeType(tag: DW_TAG_structure_type, name: "Rect", line: 6, size: 256, align: 64, file: !19, scope: !2, elements: !8)37!8 = !{!9, !14}38!9 = !DIDerivedType(tag: DW_TAG_member, name: "P1", line: 7, size: 128, align: 64, file: !19, scope: !7, baseType: !10)39!10 = !DICompositeType(tag: DW_TAG_structure_type, name: "Pt", line: 1, size: 128, align: 64, file: !19, scope: !2, elements: !11)40!11 = !{!12, !13}41!12 = !DIDerivedType(tag: DW_TAG_member, name: "x", line: 2, size: 64, align: 64, file: !19, scope: !10, baseType: !6)42!13 = !DIDerivedType(tag: DW_TAG_member, name: "y", line: 3, size: 64, align: 64, offset: 64, file: !19, scope: !10, baseType: !6)43!14 = !DIDerivedType(tag: DW_TAG_member, name: "P2", line: 8, size: 128, align: 64, offset: 128, file: !19, scope: !7, baseType: !10)44!15 = !DILocation(line: 11, scope: !1)45!16 = !DILocation(line: 12, scope: !17)46!17 = distinct !DILexicalBlock(line: 11, column: 0, file: !19, scope: !1)47!19 = !DIFile(filename: "b2.c", directory: "/tmp/")48!20 = !{}49!21 = !{i32 1, !"Debug Info Version", i32 3}50