86 lines
4.3 KiB
LLVM
86 lines
4.3 KiB
LLVM
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; RUN: opt -sroa -S -o - %s | FileCheck %s
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; Generated from clang -c -O2 -g -target x86_64-pc-windows-msvc
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; struct A {
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; int _Myval2;
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; A() : _Myval2() {}
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; };
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; struct B {
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; double buffer[];
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; };
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; struct C {
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; C(int) {}
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; A _Mypair;
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; };
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; int getPtr();
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; struct D {
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; C takePayload() {
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; C Tmp(getPtr());
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; return Tmp;
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; }
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; } Dd;
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; void *operator new(size_t, void *);
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; struct F {
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; F(D Err) : HasError() {
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; C *e = (C *)(ErrorStorage.buffer);
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; new (e) C(Err.takePayload());
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; }
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; B ErrorStorage;
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; bool HasError;
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; };
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; F fn2() { return Dd; }
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; void fn3() { fn2(); }
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source_filename = "test.ll"
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%struct.F = type { %struct.B, i8 }
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%struct.B = type { [0 x double], [8 x i8] }
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define void @"\01?fn3@@YAXXZ"() local_unnamed_addr !dbg !6 {
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entry:
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%tmp = alloca %struct.F, align 8
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%0 = bitcast %struct.F* %tmp to i8*
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call void @llvm.lifetime.start.p0i8(i64 16, i8* %0)
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call void @llvm.dbg.declare(metadata %struct.F* %tmp, metadata !10, metadata !DIExpression()), !dbg !14
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; CHECK-NOT: !DIExpression(DW_OP_LLVM_fragment, 32, 96)
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; CHECK: call void @llvm.dbg.value(metadata i32 0, metadata !10, metadata !DIExpression())
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%_Myval2.i.i.i.i.i = bitcast %struct.F* %tmp to i32*
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store i32 0, i32* %_Myval2.i.i.i.i.i, align 8
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ret void
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}
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; Function Attrs: argmemonly nounwind
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declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #0
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; Function Attrs: nounwind readnone speculatable
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declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
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attributes #0 = { argmemonly nounwind }
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attributes #1 = { nounwind readnone speculatable }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!2, !3, !4, !5}
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!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)
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!1 = !DIFile(filename: "test.cpp", directory: "/")
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!2 = !{i32 2, !"Dwarf Version", i32 4}
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!3 = !{i32 2, !"Debug Info Version", i32 3}
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!4 = !{i32 1, !"wchar_size", i32 2}
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!5 = !{i32 7, !"PIC Level", i32 2}
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!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)
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!7 = !DISubroutineType(types: !8)
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!8 = !{null}
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!9 = !{}
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!10 = !DILocalVariable(name: "Tmp", scope: !11, file: !1, line: 16, type: !23)
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!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)
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!12 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "D", file: !1, line: 14, size: 8, elements: !9, identifier: ".?AUD@@")
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!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)
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!14 = !DILocation(line: 16, column: 7, scope: !11, inlinedAt: !15)
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!15 = distinct !DILocation(line: 24, column: 19, scope: !16, inlinedAt: !20)
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!16 = distinct !DILexicalBlock(scope: !17, file: !1, line: 22, column: 25)
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!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)
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!18 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "F", file: !1, line: 21, size: 128, elements: !9, identifier: ".?AUF@@")
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!19 = !DISubprogram(name: "F", scope: !18, file: !1, line: 22, type: !7, isLocal: false, isDefinition: false, scopeLine: 22, flags: DIFlagPrototyped, isOptimized: true)
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!20 = distinct !DILocation(line: 29, column: 18, scope: !21, inlinedAt: !22)
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!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)
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!22 = distinct !DILocation(line: 30, column: 14, scope: !6)
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!23 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "C", file: !1, line: 9, size: 32, elements: !9, identifier: ".?AUC@@")
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