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1; REQUIRES: object-emission2;3; RUN: llvm-link %s %p/type-unique-type-array-b.ll -S -o - | %llc_dwarf -filetype=obj -O0 | llvm-dwarfdump -v -debug-info - | FileCheck %s4;5; rdar://problem/176286096;7; cat -n a.cpp8; 1 struct SA {9; 2 int a;10; 3 };11; 4 12; 5 class A {13; 6 public:14; 7 void testA(SA a) {15; 8 }16; 9 };17; 10 18; 11 void topA(A *a, SA sa) {19; 12 a->testA(sa);20; 13 }21;22; CHECK: DW_TAG_compile_unit23; CHECK: DW_TAG_class_type24; CHECK-NEXT: DW_AT_name {{.*}}"A"25; CHECK: DW_TAG_subprogram26; CHECK: DW_AT_name {{.*}}"testA"27; CHECK: DW_TAG_formal_parameter28; CHECK: DW_TAG_formal_parameter29; CHECK-NEXT: DW_AT_type [DW_FORM_ref4] (cu + 0x{{.*}} => {0x[[STRUCT:.*]]}30; CHECK: 0x[[STRUCT]]: DW_TAG_structure_type31; CHECK-NEXT: DW_AT_name {{.*}}"SA"32 33; CHECK: DW_TAG_compile_unit34; CHECK: DW_TAG_class_type35; CHECK-NEXT: DW_AT_name {{.*}}"B"36; CHECK: DW_TAG_subprogram37; CHECK: DW_AT_name {{.*}}"testB"38; CHECK: DW_TAG_formal_parameter39; CHECK: DW_TAG_formal_parameter40; CHECK-NEXT: DW_AT_type [DW_FORM_ref_addr] {{.*}}[[STRUCT]]41 42%class.A = type { i8 }43%struct.SA = type { i32 }44 45; Function Attrs: ssp uwtable46define void @_Z4topAP1A2SA(ptr %a, i32 %sa.coerce) #0 !dbg !15 {47entry:48 %sa = alloca %struct.SA, align 449 %a.addr = alloca ptr, align 850 %agg.tmp = alloca %struct.SA, align 451 store i32 %sa.coerce, ptr %sa52 store ptr %a, ptr %a.addr, align 853 call void @llvm.dbg.declare(metadata ptr %a.addr, metadata !24, metadata !DIExpression()), !dbg !2554 call void @llvm.dbg.declare(metadata ptr %sa, metadata !26, metadata !DIExpression()), !dbg !2755 %0 = load ptr, ptr %a.addr, align 8, !dbg !2856 call void @llvm.memcpy.p0.p0.i64(ptr align 4 %agg.tmp, ptr align 4 %sa, i64 4, i1 false), !dbg !2857 %1 = load i32, ptr %agg.tmp, !dbg !2858 call void @_ZN1A5testAE2SA(ptr %0, i32 %1), !dbg !2859 ret void, !dbg !2960}61 62; Function Attrs: nounwind readnone63declare void @llvm.dbg.declare(metadata, metadata, metadata) #164 65; Function Attrs: nounwind ssp uwtable66define linkonce_odr void @_ZN1A5testAE2SA(ptr %this, i32 %a.coerce) #2 align 2 !dbg !20 {67entry:68 %a = alloca %struct.SA, align 469 %this.addr = alloca ptr, align 870 store i32 %a.coerce, ptr %a71 store ptr %this, ptr %this.addr, align 872 call void @llvm.dbg.declare(metadata ptr %this.addr, metadata !30, metadata !DIExpression()), !dbg !3173 call void @llvm.dbg.declare(metadata ptr %a, metadata !32, metadata !DIExpression()), !dbg !3374 %this1 = load ptr, ptr %this.addr75 ret void, !dbg !3476}77 78; Function Attrs: nounwind79declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture readonly, i64, i1) #380 81attributes #0 = { ssp uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }82attributes #1 = { nounwind readnone }83attributes #2 = { nounwind ssp uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }84attributes #3 = { nounwind }85 86!llvm.dbg.cu = !{!0}87!llvm.module.flags = !{!21, !22}88!llvm.ident = !{!23}89 90!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 (trunk 214102:214113M) (llvm/trunk 214102:214115M)", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !3, globals: !2, imports: !2)91!1 = !DIFile(filename: "a.cpp", directory: "/Users/manmanren/test-Nov/type_unique/rdar_di_array")92!2 = !{}93!3 = !{!4, !10}94!4 = !DICompositeType(tag: DW_TAG_class_type, name: "A", line: 5, file: !1, elements: !5, identifier: "_ZTS1A")95!5 = !{!6}96!6 = !DISubprogram(name: "testA", linkageName: "_ZN1A5testAE2SA", line: 7, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 7, file: !1, scope: !4, type: !7)97!7 = !DISubroutineType(types: !8)98!8 = !{null, !9, !10}99!9 = !DIDerivedType(tag: DW_TAG_pointer_type, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !4)100!10 = !DICompositeType(tag: DW_TAG_structure_type, name: "SA", line: 1, size: 32, align: 32, file: !1, elements: !11, identifier: "_ZTS2SA")101!11 = !{!12}102!12 = !DIDerivedType(tag: DW_TAG_member, name: "a", line: 2, size: 32, align: 32, file: !1, scope: !10, baseType: !13)103!13 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)104!15 = distinct !DISubprogram(name: "topA", linkageName: "_Z4topAP1A2SA", line: 11, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 11, file: !1, scope: !16, type: !17, retainedNodes: !2)105!16 = !DIFile(filename: "a.cpp", directory: "/Users/manmanren/test-Nov/type_unique/rdar_di_array")106!17 = !DISubroutineType(types: !18)107!18 = !{null, !19, !10}108!19 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !4)109!20 = distinct !DISubprogram(name: "testA", linkageName: "_ZN1A5testAE2SA", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 7, file: !1, scope: !4, type: !7, declaration: !6, retainedNodes: !2)110!21 = !{i32 2, !"Dwarf Version", i32 3}111!22 = !{i32 2, !"Debug Info Version", i32 3}112!23 = !{!"clang version 3.5.0 (trunk 214102:214113M) (llvm/trunk 214102:214115M)"}113!24 = !DILocalVariable(name: "a", line: 11, arg: 1, scope: !15, file: !16, type: !19)114!25 = !DILocation(line: 11, column: 14, scope: !15)115!26 = !DILocalVariable(name: "sa", line: 11, arg: 2, scope: !15, file: !16, type: !10)116!27 = !DILocation(line: 11, column: 20, scope: !15)117!28 = !DILocation(line: 12, column: 3, scope: !15)118!29 = !DILocation(line: 13, column: 1, scope: !15)119!30 = !DILocalVariable(name: "this", arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !20, type: !19)120!31 = !DILocation(line: 0, scope: !20)121!32 = !DILocalVariable(name: "a", line: 7, arg: 2, scope: !20, file: !16, type: !10)122!33 = !DILocation(line: 7, column: 17, scope: !20)123!34 = !DILocation(line: 8, column: 3, scope: !20)124