1 ; RUN: opt -sroa -S -o - %s | FileCheck %s 2 ; Generated from clang -c -O2 -g -target x86_64-pc-windows-msvc 3 ; struct A { 4 ; int _Myval2; 5 ; A() : _Myval2() {} 6 ; }; 7 ; struct B { 8 ; double buffer[]; 9 ; }; 10 ; struct C { 11 ; C(int) {} 12 ; A _Mypair; 13 ; }; 14 ; int getPtr(); 15 ; struct D { 16 ; C takePayload() { 17 ; C Tmp(getPtr()); 18 ; return Tmp; 19 ; } 20 ; } Dd; 21 ; void *operator new(size_t, void *); 22 ; struct F { 23 ; F(D Err) : HasError() { 24 ; C *e = (C *)(ErrorStorage.buffer); 25 ; new (e) C(Err.takePayload()); 26 ; } 27 ; B ErrorStorage; 28 ; bool HasError; 29 ; }; 30 ; F fn2() { return Dd; } 31 ; void fn3() { fn2(); } 32 source_filename = "test.ll" 33 34 %struct.F = type { %struct.B, i8 } 35 %struct.B = type { [0 x double], [8 x i8] } 36 37 define void @"\01?fn3@@YAXXZ"() local_unnamed_addr !dbg !6 { 38 entry: 39 %tmp = alloca %struct.F, align 8 40 %0 = bitcast %struct.F* %tmp to i8* 41 call void @llvm.lifetime.start.p0i8(i64 16, i8* %0) 42 call void @llvm.dbg.declare(metadata %struct.F* %tmp, metadata !10, metadata !DIExpression()), !dbg !14 43 ; CHECK-NOT: !DIExpression(DW_OP_LLVM_fragment, 32, 96) 44 ; CHECK: call void @llvm.dbg.value(metadata i32 0, metadata !10, metadata !DIExpression()) 45 %_Myval2.i.i.i.i.i = bitcast %struct.F* %tmp to i32* 46 store i32 0, i32* %_Myval2.i.i.i.i.i, align 8 47 ret void 48 } 49 50 ; Function Attrs: argmemonly nounwind 51 declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #0 52 53 ; Function Attrs: nounwind readnone speculatable 54 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 55 56 attributes #0 = { argmemonly nounwind } 57 attributes #1 = { nounwind readnone speculatable } 58 59 !llvm.dbg.cu = !{!0} 60 !llvm.module.flags = !{!2, !3, !4, !5} 61 62 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 6.0.0 (trunk 319178) (llvm/trunk 319187)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug) 63 !1 = !DIFile(filename: "test.cpp", directory: "/") 64 !2 = !{i32 2, !"Dwarf Version", i32 4} 65 !3 = !{i32 2, !"Debug Info Version", i32 3} 66 !4 = !{i32 1, !"wchar_size", i32 2} 67 !5 = !{i32 7, !"PIC Level", i32 2} 68 !6 = distinct !DISubprogram(name: "fn3", linkageName: "\01?fn3@@YAXXZ", scope: !1, file: !1, line: 30, type: !7, isLocal: false, isDefinition: true, scopeLine: 30, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !9) 69 !7 = !DISubroutineType(types: !8) 70 !8 = !{null} 71 !9 = !{} 72 !10 = !DILocalVariable(name: "Tmp", scope: !11, file: !1, line: 16, type: !23) 73 !11 = distinct !DISubprogram(name: "takePayload", linkageName: "\01?takePayload@D@@QEAA?AUC@@XZ", scope: !12, file: !1, line: 15, type: !7, isLocal: false, isDefinition: true, scopeLine: 15, flags: DIFlagPrototyped, isOptimized: true, unit: !0, declaration: !13, retainedNodes: !9) 74 !12 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "D", file: !1, line: 14, size: 8, elements: !9, identifier: ".?AUD@@") 75 !13 = !DISubprogram(name: "takePayload", linkageName: "\01?takePayload@D@@QEAA?AUC@@XZ", scope: !12, file: !1, line: 15, type: !7, isLocal: false, isDefinition: false, scopeLine: 15, flags: DIFlagPrototyped, isOptimized: true) 76 !14 = !DILocation(line: 16, column: 7, scope: !11, inlinedAt: !15) 77 !15 = distinct !DILocation(line: 24, column: 19, scope: !16, inlinedAt: !20) 78 !16 = distinct !DILexicalBlock(scope: !17, file: !1, line: 22, column: 25) 79 !17 = distinct !DISubprogram(name: "F", linkageName: "\01??0F@@QEAA@UD@@@Z", scope: !18, file: !1, line: 22, type: !7, isLocal: false, isDefinition: true, scopeLine: 22, flags: DIFlagPrototyped, isOptimized: true, unit: !0, declaration: !19, retainedNodes: !9) 80 !18 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "F", file: !1, line: 21, size: 128, elements: !9, identifier: ".?AUF@@") 81 !19 = !DISubprogram(name: "F", scope: !18, file: !1, line: 22, type: !7, isLocal: false, isDefinition: false, scopeLine: 22, flags: DIFlagPrototyped, isOptimized: true) 82 !20 = distinct !DILocation(line: 29, column: 18, scope: !21, inlinedAt: !22) 83 !21 = distinct !DISubprogram(name: "fn2", linkageName: "\01?fn2@@YA?AUF@@XZ", scope: !1, file: !1, line: 29, type: !7, isLocal: false, isDefinition: true, scopeLine: 29, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !9) 84 !22 = distinct !DILocation(line: 30, column: 14, scope: !6) 85 !23 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "C", file: !1, line: 9, size: 32, elements: !9, identifier: ".?AUC@@") 86
