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1; XFAIL: target={{.*}}-aix{{.*}}2; RUN: %llc_dwarf -accel-tables=Apple -filetype=obj -o - < %s \3; RUN: | llvm-dwarfdump -apple-names - | FileCheck %s4 5; Generated from the following C code using6; clang -S -emit-llvm hash-collision.c7;8; The names of the variables have been chosen so that they produce hash collisions.9; There are 12 names here that are hashed to only 6 hashes (each pair of lines10; hashes to the same value, see the CHECK lines below).11;12; int ForceTopDown;13; int _ZNSt3__116allocator_traitsINS_9allocatorINS_11__tree_nodeINS_12__value_typeIPN4llvm10BasicBlockEPNS4_10RegionNodeEEEPvEEEEE11__constructIS9_JNS_4pairIS6_S8_EEEEEvNS_17integral_constantIbLb1EEERSC_PT_DpOT0_;14; int _ZN5clang23DataRecursiveASTVisitorIN12_GLOBAL__N_124UnusedBackingIvarCheckerEE26TraverseCUDAKernelCallExprEPNS_18CUDAKernelCallExprE; 15; int _ZN4llvm16DenseMapIteratorIPNS_10MDLocationENS_6detail13DenseSetEmptyENS_10MDNodeInfoIS1_EENS3_12DenseSetPairIS2_EELb0EE23AdvancePastEmptyBucketsEv;16; int _ZNK4llvm12LivePhysRegs5printERNS_11raw_ostreamE;17; int _ZN4llvm15ScalarEvolution14getSignedRangeEPKNS_4SCEVE;18; int k1;19; int is;20; int setStmt;21; int _ZN4llvm5TwineC1Ei;22; int _ZNK5clang12OverrideAttr5cloneERNS_10ASTContextE;23; int _ZN4llvm22MachineModuleInfoMachOD2Ev;24 25; Check that we have the right amount of hashes.26; CHECK: Bucket count: 627; CHECK: Hashes count: 628 29; Check that all the names are present in the output30; CHECK: Hash 0x59784131; CHECK: String: 0x{{[0-9a-f]*}} "k1"32; CHECK: String: 0x{{[0-9a-f]*}} "is"33 34; CHECK: Hash 0xa4b42a1e35; CHECK: String: 0x{{[0-9a-f]*}} "_ZN5clang23DataRecursiveASTVisitorIN12_GLOBAL__N_124UnusedBackingIvarCheckerEE26TraverseCUDAKernelCallExprEPNS_18CUDAKernelCallExprE"36; CHECK: String: 0x{{[0-9a-f]*}} "_ZN4llvm16DenseMapIteratorIPNS_10MDLocationENS_6detail13DenseSetEmptyENS_10MDNodeInfoIS1_EENS3_12DenseSetPairIS2_EELb0EE23AdvancePastEmptyBucketsEv"37 38; CHECK: Hash 0xeee7c0b239; CHECK: String: 0x{{[0-9a-f]*}} "_ZNK4llvm12LivePhysRegs5printERNS_11raw_ostreamE"40; CHECK: String: 0x{{[0-9a-f]*}} "_ZN4llvm15ScalarEvolution14getSignedRangeEPKNS_4SCEVE"41 42; CHECK: Hash 0xea48ac5f43; CHECK: String: 0x{{[0-9a-f]*}} "ForceTopDown"44; CHECK: String: 0x{{[0-9a-f]*}} "_ZNSt3__116allocator_traitsINS_9allocatorINS_11__tree_nodeINS_12__value_typeIPN4llvm10BasicBlockEPNS4_10RegionNodeEEEPvEEEEE11__constructIS9_JNS_4pairIS6_S8_EEEEEvNS_17integral_constantIbLb1EEERSC_PT_DpOT0_"45 46; CHECK: Hash 0x6b22f71f47; CHECK: String: 0x{{[0-9a-f]*}} "_ZNK5clang12OverrideAttr5cloneERNS_10ASTContextE"48; CHECK: String: 0x{{[0-9a-f]*}} "_ZN4llvm22MachineModuleInfoMachOD2Ev"49 50; CHECK: Hash 0x8c24897951; CHECK: String: 0x{{[0-9a-f]*}} "setStmt"52; CHECK: String: 0x{{[0-9a-f]*}} "_ZN4llvm5TwineC1Ei"53 54source_filename = "test/DebugInfo/Generic/accel-table-hash-collisions.ll"55 56@ForceTopDown = common global i32 0, align 4, !dbg !057@_ZNSt3__116allocator_traitsINS_9allocatorINS_11__tree_nodeINS_12__value_typeIPN4llvm10BasicBlockEPNS4_10RegionNodeEEEPvEEEEE11__constructIS9_JNS_4pairIS6_S8_EEEEEvNS_17integral_constantIbLb1EEERSC_PT_DpOT0_ = common global i32 0, align 4, !dbg !658@_ZN5clang23DataRecursiveASTVisitorIN12_GLOBAL__N_124UnusedBackingIvarCheckerEE26TraverseCUDAKernelCallExprEPNS_18CUDAKernelCallExprE = common global i32 0, align 4, !dbg !959@_ZN4llvm16DenseMapIteratorIPNS_10MDLocationENS_6detail13DenseSetEmptyENS_10MDNodeInfoIS1_EENS3_12DenseSetPairIS2_EELb0EE23AdvancePastEmptyBucketsEv = common global i32 0, align 4, !dbg !1160@_ZNK4llvm12LivePhysRegs5printERNS_11raw_ostreamE = common global i32 0, align 4, !dbg !1361@_ZN4llvm15ScalarEvolution14getSignedRangeEPKNS_4SCEVE = common global i32 0, align 4, !dbg !1562@k1 = common global i32 0, align 4, !dbg !1763@is = common global i32 0, align 4, !dbg !1964@setStmt = common global i32 0, align 4, !dbg !2165@_ZN4llvm5TwineC1Ei = common global i32 0, align 4, !dbg !2366@_ZNK5clang12OverrideAttr5cloneERNS_10ASTContextE = common global i32 0, align 4, !dbg !2567@_ZN4llvm22MachineModuleInfoMachOD2Ev = common global i32 0, align 4, !dbg !2768 69!llvm.dbg.cu = !{!2}70!llvm.module.flags = !{!29, !30, !31}71!llvm.ident = !{!32}72 73!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())74!1 = !DIGlobalVariable(name: "ForceTopDown", scope: !2, file: !3, line: 1, type: !8, isLocal: false, isDefinition: true)75!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 3.7.0 (trunk 231548) (llvm/trunk 231547)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !4, globals: !5, imports: !4)76!3 = !DIFile(filename: "hash-collisions.c", directory: "/tmp")77!4 = !{}78!5 = !{!0, !6, !9, !11, !13, !15, !17, !19, !21, !23, !25, !27}79!6 = !DIGlobalVariableExpression(var: !7, expr: !DIExpression())80!7 = !DIGlobalVariable(name: "_ZNSt3__116allocator_traitsINS_9allocatorINS_11__tree_nodeINS_12__value_typeIPN4llvm10BasicBlockEPNS4_10RegionNodeEEEPvEEEEE11__constructIS9_JNS_4pairIS6_S8_EEEEEvNS_17integral_constantIbLb1EEERSC_PT_DpOT0_", scope: !2, file: !3, line: 2, type: !8, isLocal: false, isDefinition: true)81!8 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)82!9 = !DIGlobalVariableExpression(var: !10, expr: !DIExpression())83!10 = !DIGlobalVariable(name: "_ZN5clang23DataRecursiveASTVisitorIN12_GLOBAL__N_124UnusedBackingIvarCheckerEE26TraverseCUDAKernelCallExprEPNS_18CUDAKernelCallExprE", scope: !2, file: !3, line: 3, type: !8, isLocal: false, isDefinition: true)84!11 = !DIGlobalVariableExpression(var: !12, expr: !DIExpression())85!12 = !DIGlobalVariable(name: "_ZN4llvm16DenseMapIteratorIPNS_10MDLocationENS_6detail13DenseSetEmptyENS_10MDNodeInfoIS1_EENS3_12DenseSetPairIS2_EELb0EE23AdvancePastEmptyBucketsEv", scope: !2, file: !3, line: 4, type: !8, isLocal: false, isDefinition: true)86!13 = !DIGlobalVariableExpression(var: !14, expr: !DIExpression())87!14 = !DIGlobalVariable(name: "_ZNK4llvm12LivePhysRegs5printERNS_11raw_ostreamE", scope: !2, file: !3, line: 5, type: !8, isLocal: false, isDefinition: true)88!15 = !DIGlobalVariableExpression(var: !16, expr: !DIExpression())89!16 = !DIGlobalVariable(name: "_ZN4llvm15ScalarEvolution14getSignedRangeEPKNS_4SCEVE", scope: !2, file: !3, line: 6, type: !8, isLocal: false, isDefinition: true)90!17 = !DIGlobalVariableExpression(var: !18, expr: !DIExpression())91!18 = !DIGlobalVariable(name: "k1", scope: !2, file: !3, line: 7, type: !8, isLocal: false, isDefinition: true)92!19 = !DIGlobalVariableExpression(var: !20, expr: !DIExpression())93!20 = !DIGlobalVariable(name: "is", scope: !2, file: !3, line: 8, type: !8, isLocal: false, isDefinition: true)94!21 = !DIGlobalVariableExpression(var: !22, expr: !DIExpression())95!22 = !DIGlobalVariable(name: "setStmt", scope: !2, file: !3, line: 9, type: !8, isLocal: false, isDefinition: true)96!23 = !DIGlobalVariableExpression(var: !24, expr: !DIExpression())97!24 = !DIGlobalVariable(name: "_ZN4llvm5TwineC1Ei", scope: !2, file: !3, line: 10, type: !8, isLocal: false, isDefinition: true)98!25 = !DIGlobalVariableExpression(var: !26, expr: !DIExpression())99!26 = !DIGlobalVariable(name: "_ZNK5clang12OverrideAttr5cloneERNS_10ASTContextE", scope: !2, file: !3, line: 11, type: !8, isLocal: false, isDefinition: true)100!27 = !DIGlobalVariableExpression(var: !28, expr: !DIExpression())101!28 = !DIGlobalVariable(name: "_ZN4llvm22MachineModuleInfoMachOD2Ev", scope: !2, file: !3, line: 12, type: !8, isLocal: false, isDefinition: true)102!29 = !{i32 2, !"Dwarf Version", i32 2}103!30 = !{i32 2, !"Debug Info Version", i32 3}104!31 = !{i32 1, !"PIC Level", i32 2}105!32 = !{!"clang version 3.7.0 (trunk 231548) (llvm/trunk 231547)"}106 107