1; REQUIRES: asserts 2; REQUIRES: x86-registered-target 3 4;; Tests that accelerator table switches correctly from TU to CU when a top level TU is re-used. 5;; Assert is not triggered. 6;; File1 7;; struct Foo { 8;; char fChar; 9;; }; 10;; Foo fGlobal; 11;; FIle2 12;; struct Foo { 13;; char fChar; 14;; }; 15;; Foo fGlobal2; 16;; clang++ <file>.cpp -O0 -g2 -fdebug-types-section -gpubnames -S -emit-llvm -o <file>.ll 17;; llvm-link file1.ll file2.ll -S -o thinlto-debug-names-tu-reuse.ll 18 19; RUN: llc -O0 -dwarf-version=5 -generate-type-units -filetype=obj < %s -o %t.o 20; RUN: llvm-readelf --sections %t.o | FileCheck --check-prefix=OBJ %s 21 22; OBJ: debug_names 23 24; ModuleID = 'llvm-link' 25source_filename = "llvm-link" 26target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128" 27target triple = "x86_64-unknown-linux-gnu" 28 29%struct.Foo = type { i8 } 30 31@fGlobal = dso_local global %struct.Foo zeroinitializer, align 1, !dbg !0 32@fGlobal2 = dso_local global %struct.Foo zeroinitializer, align 1, !dbg !9 33 34!llvm.dbg.cu = !{!2, !11} 35!llvm.ident = !{!14, !14} 36!llvm.module.flags = !{!15, !16, !17, !18, !19, !20, !21} 37 38!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) 39!1 = distinct !DIGlobalVariable(name: "fGlobal", scope: !2, file: !3, line: 5, type: !5, isLocal: false, isDefinition: true) 40!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 18.0.0git", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, globals: !4, splitDebugInlining: false) 41!3 = !DIFile(filename: "main.cpp", directory: "/smallTUReuse", checksumkind: CSK_MD5, checksum: "4f1831504f0948b03880356fae49cb58") 42!4 = !{!0} 43!5 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo", file: !3, line: 2, size: 8, flags: DIFlagTypePassByValue, elements: !6, identifier: "_ZTS3Foo") 44!6 = !{!7} 45!7 = !DIDerivedType(tag: DW_TAG_member, name: "fChar", scope: !5, file: !3, line: 3, baseType: !8, size: 8) 46!8 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char) 47!9 = !DIGlobalVariableExpression(var: !10, expr: !DIExpression()) 48!10 = distinct !DIGlobalVariable(name: "fGlobal2", scope: !11, file: !12, line: 5, type: !5, isLocal: false, isDefinition: true) 49!11 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !12, producer: "clang version 18.0.0git", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, globals: !13, splitDebugInlining: false) 50!12 = !DIFile(filename: "helper.cpp", directory: "/smallTUReuse", checksumkind: CSK_MD5, checksum: "014145d46991fd1eb6a2192d382feb75") 51!13 = !{!9} 52!14 = !{!"clang version 18.0.0git"} 53!15 = !{i32 7, !"Dwarf Version", i32 5} 54!16 = !{i32 2, !"Debug Info Version", i32 3} 55!17 = !{i32 1, !"wchar_size", i32 4} 56!18 = !{i32 8, !"PIC Level", i32 2} 57!19 = !{i32 7, !"PIE Level", i32 2} 58!20 = !{i32 7, !"uwtable", i32 2} 59!21 = !{i32 7, !"frame-pointer", i32 2} 60