unittests/DebugInfo/PDB/PDBApiTest.cpp

   1 //===- llvm/unittest/DebugInfo/PDB/PDBApiTest.cpp -------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 #include <memory>
  11 #include <unordered_map>
  12
  13 #include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
  14 #include "llvm/DebugInfo/PDB/IPDBRawSymbol.h"
  15 #include "llvm/DebugInfo/PDB/IPDBSession.h"
  16 #include "llvm/DebugInfo/PDB/IPDBSourceFile.h"
  17
  18 #include "llvm/DebugInfo/PDB/PDBSymbol.h"
  19 #include "llvm/DebugInfo/PDB/PDBSymbolAnnotation.h"
  20 #include "llvm/DebugInfo/PDB/PDBSymbolBlock.h"
  21 #include "llvm/DebugInfo/PDB/PDBSymbolCompiland.h"
  22 #include "llvm/DebugInfo/PDB/PDBSymbolCompilandDetails.h"
  23 #include "llvm/DebugInfo/PDB/PDBSymbolCompilandEnv.h"
  24 #include "llvm/DebugInfo/PDB/PDBSymbolCustom.h"
  25 #include "llvm/DebugInfo/PDB/PDBSymbolData.h"
  26 #include "llvm/DebugInfo/PDB/PDBSymbolExe.h"
  27 #include "llvm/DebugInfo/PDB/PDBSymbolFunc.h"
  28 #include "llvm/DebugInfo/PDB/PDBSymbolFuncDebugEnd.h"
  29 #include "llvm/DebugInfo/PDB/PDBSymbolFuncDebugStart.h"
  30 #include "llvm/DebugInfo/PDB/PDBSymbolLabel.h"
  31 #include "llvm/DebugInfo/PDB/PDBSymbolPublicSymbol.h"
  32 #include "llvm/DebugInfo/PDB/PDBSymbolThunk.h"
  33 #include "llvm/DebugInfo/PDB/PDBSymbolTypeArray.h"
  34 #include "llvm/DebugInfo/PDB/PDBSymbolTypeBaseClass.h"
  35 #include "llvm/DebugInfo/PDB/PDBSymbolTypeBuiltin.h"
  36 #include "llvm/DebugInfo/PDB/PDBSymbolTypeCustom.h"
  37 #include "llvm/DebugInfo/PDB/PDBSymbolTypeDimension.h"
  38 #include "llvm/DebugInfo/PDB/PDBSymbolTypeEnum.h"
  39 #include "llvm/DebugInfo/PDB/PDBSymbolTypeFriend.h"
  40 #include "llvm/DebugInfo/PDB/PDBSymbolTypeFunctionArg.h"
  41 #include "llvm/DebugInfo/PDB/PDBSymbolTypeFunctionSig.h"
  42 #include "llvm/DebugInfo/PDB/PDBSymbolTypeManaged.h"
  43 #include "llvm/DebugInfo/PDB/PDBSymbolTypePointer.h"
  44 #include "llvm/DebugInfo/PDB/PDBSymbolTypeTypedef.h"
  45 #include "llvm/DebugInfo/PDB/PDBSymbolTypeUDT.h"
  46 #include "llvm/DebugInfo/PDB/PDBSymbolTypeVTable.h"
  47 #include "llvm/DebugInfo/PDB/PDBSymbolTypeVTableShape.h"
  48 #include "llvm/DebugInfo/PDB/PDBSymbolUnknown.h"
  49 #include "llvm/DebugInfo/PDB/PDBSymbolUsingNamespace.h"
  50 #include "llvm/DebugInfo/PDB/PDBTypes.h"
  51 #include "gtest/gtest.h"
  52 using namespace llvm;
  53
  54 namespace {
  55
  56 #define MOCK_SYMBOL_ACCESSOR(Func)                                             \
  57   decltype(std::declval<IPDBRawSymbol>().Func()) Func() const override {       \
  58     typedef decltype(IPDBRawSymbol::Func()) ReturnType;                        \
  59     return ReturnType();                                                       \
  60   }
  61
  62 class MockSession : public IPDBSession {
  63   uint64_t getLoadAddress() const override { return 0; }
  64   void setLoadAddress(uint64_t Address) override {}
  65   std::unique_ptr<PDBSymbolExe> getGlobalScope() const override {
  66     return nullptr;
  67   }
  68   std::unique_ptr<PDBSymbol> getSymbolById(uint32_t SymbolId) const override {
  69     return nullptr;
  70   }
  71   std::unique_ptr<IPDBSourceFile>
  72   getSourceFileById(uint32_t SymbolId) const override {
  73     return nullptr;
  74   }
  75   std::unique_ptr<IPDBEnumSourceFiles> getAllSourceFiles() const override {
  76     return nullptr;
  77   }
  78   std::unique_ptr<IPDBEnumSourceFiles> getSourceFilesForCompiland(
  79       const PDBSymbolCompiland &Compiland) const override {
  80     return nullptr;
  81   }
  82
  83   std::unique_ptr<IPDBEnumDataStreams> getDebugStreams() const override {
  84     return nullptr;
  85   }
  86 };
  87
  88 class MockRawSymbol : public IPDBRawSymbol {
  89 public:
  90   MockRawSymbol(const IPDBSession &PDBSession, PDB_SymType SymType)
  91       : Session(PDBSession), Type(SymType) {}
  92
  93   void dump(raw_ostream &OS, int Indent, PDB_DumpLevel Level) const override {}
  94
  95   std::unique_ptr<IPDBEnumSymbols>
  96   findChildren(PDB_SymType Type) const override {
  97     return nullptr;
  98   }
  99   std::unique_ptr<IPDBEnumSymbols>
 100   findChildren(PDB_SymType Type, StringRef Name,
 101                PDB_NameSearchFlags Flags) const override {
 102     return nullptr;
 103   }
 104   std::unique_ptr<IPDBEnumSymbols>
 105   findChildrenByRVA(PDB_SymType Type, StringRef Name, PDB_NameSearchFlags Flags,
 106                     uint32_t RVA) const override {
 107     return nullptr;
 108   }
 109   std::unique_ptr<IPDBEnumSymbols>
 110   findInlineFramesByRVA(uint32_t RVA) const override {
 111     return nullptr;
 112   }
 113
 114   void getDataBytes(llvm::SmallVector<uint8_t, 32> &bytes) const override {}
 115   void getFrontEndVersion(VersionInfo &Version) const override {}
 116   void getBackEndVersion(VersionInfo &Version) const override {}
 117
 118   PDB_SymType getSymTag() const override { return Type; }
 119
 120   MOCK_SYMBOL_ACCESSOR(getAccess)
 121   MOCK_SYMBOL_ACCESSOR(getAddressOffset)
 122   MOCK_SYMBOL_ACCESSOR(getAddressSection)
 123   MOCK_SYMBOL_ACCESSOR(getAge)
 124   MOCK_SYMBOL_ACCESSOR(getArrayIndexTypeId)
 125   MOCK_SYMBOL_ACCESSOR(getBaseDataOffset)
 126   MOCK_SYMBOL_ACCESSOR(getBaseDataSlot)
 127   MOCK_SYMBOL_ACCESSOR(getBaseSymbolId)
 128   MOCK_SYMBOL_ACCESSOR(getBuiltinType)
 129   MOCK_SYMBOL_ACCESSOR(getBitPosition)
 130   MOCK_SYMBOL_ACCESSOR(getCallingConvention)
 131   MOCK_SYMBOL_ACCESSOR(getClassParentId)
 132   MOCK_SYMBOL_ACCESSOR(getCompilerName)
 133   MOCK_SYMBOL_ACCESSOR(getCount)
 134   MOCK_SYMBOL_ACCESSOR(getCountLiveRanges)
 135   MOCK_SYMBOL_ACCESSOR(getLanguage)
 136   MOCK_SYMBOL_ACCESSOR(getLexicalParentId)
 137   MOCK_SYMBOL_ACCESSOR(getLibraryName)
 138   MOCK_SYMBOL_ACCESSOR(getLiveRangeStartAddressOffset)
 139   MOCK_SYMBOL_ACCESSOR(getLiveRangeStartAddressSection)
 140   MOCK_SYMBOL_ACCESSOR(getLiveRangeStartRelativeVirtualAddress)
 141   MOCK_SYMBOL_ACCESSOR(getLocalBasePointerRegisterId)
 142   MOCK_SYMBOL_ACCESSOR(getLowerBoundId)
 143   MOCK_SYMBOL_ACCESSOR(getMemorySpaceKind)
 144   MOCK_SYMBOL_ACCESSOR(getName)
 145   MOCK_SYMBOL_ACCESSOR(getNumberOfAcceleratorPointerTags)
 146   MOCK_SYMBOL_ACCESSOR(getNumberOfColumns)
 147   MOCK_SYMBOL_ACCESSOR(getNumberOfModifiers)
 148   MOCK_SYMBOL_ACCESSOR(getNumberOfRegisterIndices)
 149   MOCK_SYMBOL_ACCESSOR(getNumberOfRows)
 150   MOCK_SYMBOL_ACCESSOR(getObjectFileName)
 151   MOCK_SYMBOL_ACCESSOR(getOemId)
 152   MOCK_SYMBOL_ACCESSOR(getOemSymbolId)
 153   MOCK_SYMBOL_ACCESSOR(getOffsetInUdt)
 154   MOCK_SYMBOL_ACCESSOR(getPlatform)
 155   MOCK_SYMBOL_ACCESSOR(getRank)
 156   MOCK_SYMBOL_ACCESSOR(getRegisterId)
 157   MOCK_SYMBOL_ACCESSOR(getRegisterType)
 158   MOCK_SYMBOL_ACCESSOR(getRelativeVirtualAddress)
 159   MOCK_SYMBOL_ACCESSOR(getSamplerSlot)
 160   MOCK_SYMBOL_ACCESSOR(getSignature)
 161   MOCK_SYMBOL_ACCESSOR(getSizeInUdt)
 162   MOCK_SYMBOL_ACCESSOR(getSlot)
 163   MOCK_SYMBOL_ACCESSOR(getSourceFileName)
 164   MOCK_SYMBOL_ACCESSOR(getStride)
 165   MOCK_SYMBOL_ACCESSOR(getSubTypeId)
 166   MOCK_SYMBOL_ACCESSOR(getSymbolsFileName)
 167   MOCK_SYMBOL_ACCESSOR(getSymIndexId)
 168   MOCK_SYMBOL_ACCESSOR(getTargetOffset)
 169   MOCK_SYMBOL_ACCESSOR(getTargetRelativeVirtualAddress)
 170   MOCK_SYMBOL_ACCESSOR(getTargetVirtualAddress)
 171   MOCK_SYMBOL_ACCESSOR(getTargetSection)
 172   MOCK_SYMBOL_ACCESSOR(getTextureSlot)
 173   MOCK_SYMBOL_ACCESSOR(getTimeStamp)
 174   MOCK_SYMBOL_ACCESSOR(getToken)
 175   MOCK_SYMBOL_ACCESSOR(getTypeId)
 176   MOCK_SYMBOL_ACCESSOR(getUavSlot)
 177   MOCK_SYMBOL_ACCESSOR(getUndecoratedName)
 178   MOCK_SYMBOL_ACCESSOR(getUnmodifiedTypeId)
 179   MOCK_SYMBOL_ACCESSOR(getUpperBoundId)
 180   MOCK_SYMBOL_ACCESSOR(getVirtualBaseDispIndex)
 181   MOCK_SYMBOL_ACCESSOR(getVirtualBaseOffset)
 182   MOCK_SYMBOL_ACCESSOR(getVirtualTableShapeId)
 183   MOCK_SYMBOL_ACCESSOR(getDataKind)
 184   MOCK_SYMBOL_ACCESSOR(getGuid)
 185   MOCK_SYMBOL_ACCESSOR(getOffset)
 186   MOCK_SYMBOL_ACCESSOR(getThisAdjust)
 187   MOCK_SYMBOL_ACCESSOR(getVirtualBasePointerOffset)
 188   MOCK_SYMBOL_ACCESSOR(getLocationType)
 189   MOCK_SYMBOL_ACCESSOR(getMachineType)
 190   MOCK_SYMBOL_ACCESSOR(getThunkOrdinal)
 191   MOCK_SYMBOL_ACCESSOR(getLength)
 192   MOCK_SYMBOL_ACCESSOR(getLiveRangeLength)
 193   MOCK_SYMBOL_ACCESSOR(getVirtualAddress)
 194   MOCK_SYMBOL_ACCESSOR(getUdtKind)
 195   MOCK_SYMBOL_ACCESSOR(hasConstructor)
 196   MOCK_SYMBOL_ACCESSOR(hasCustomCallingConvention)
 197   MOCK_SYMBOL_ACCESSOR(hasFarReturn)
 198   MOCK_SYMBOL_ACCESSOR(isCode)
 199   MOCK_SYMBOL_ACCESSOR(isCompilerGenerated)
 200   MOCK_SYMBOL_ACCESSOR(isConstType)
 201   MOCK_SYMBOL_ACCESSOR(isEditAndContinueEnabled)
 202   MOCK_SYMBOL_ACCESSOR(isFunction)
 203   MOCK_SYMBOL_ACCESSOR(getAddressTaken)
 204   MOCK_SYMBOL_ACCESSOR(getNoStackOrdering)
 205   MOCK_SYMBOL_ACCESSOR(hasAlloca)
 206   MOCK_SYMBOL_ACCESSOR(hasAssignmentOperator)
 207   MOCK_SYMBOL_ACCESSOR(hasCTypes)
 208   MOCK_SYMBOL_ACCESSOR(hasCastOperator)
 209   MOCK_SYMBOL_ACCESSOR(hasDebugInfo)
 210   MOCK_SYMBOL_ACCESSOR(hasEH)
 211   MOCK_SYMBOL_ACCESSOR(hasEHa)
 212   MOCK_SYMBOL_ACCESSOR(hasFramePointer)
 213   MOCK_SYMBOL_ACCESSOR(hasInlAsm)
 214   MOCK_SYMBOL_ACCESSOR(hasInlineAttribute)
 215   MOCK_SYMBOL_ACCESSOR(hasInterruptReturn)
 216   MOCK_SYMBOL_ACCESSOR(hasLongJump)
 217   MOCK_SYMBOL_ACCESSOR(hasManagedCode)
 218   MOCK_SYMBOL_ACCESSOR(hasNestedTypes)
 219   MOCK_SYMBOL_ACCESSOR(hasNoInlineAttribute)
 220   MOCK_SYMBOL_ACCESSOR(hasNoReturnAttribute)
 221   MOCK_SYMBOL_ACCESSOR(hasOptimizedCodeDebugInfo)
 222   MOCK_SYMBOL_ACCESSOR(hasOverloadedOperator)
 223   MOCK_SYMBOL_ACCESSOR(hasSEH)
 224   MOCK_SYMBOL_ACCESSOR(hasSecurityChecks)
 225   MOCK_SYMBOL_ACCESSOR(hasSetJump)
 226   MOCK_SYMBOL_ACCESSOR(hasStrictGSCheck)
 227   MOCK_SYMBOL_ACCESSOR(isAcceleratorGroupSharedLocal)
 228   MOCK_SYMBOL_ACCESSOR(isAcceleratorPointerTagLiveRange)
 229   MOCK_SYMBOL_ACCESSOR(isAcceleratorStubFunction)
 230   MOCK_SYMBOL_ACCESSOR(isAggregated)
 231   MOCK_SYMBOL_ACCESSOR(isIntroVirtualFunction)
 232   MOCK_SYMBOL_ACCESSOR(isCVTCIL)
 233   MOCK_SYMBOL_ACCESSOR(isConstructorVirtualBase)
 234   MOCK_SYMBOL_ACCESSOR(isCxxReturnUdt)
 235   MOCK_SYMBOL_ACCESSOR(isDataAligned)
 236   MOCK_SYMBOL_ACCESSOR(isHLSLData)
 237   MOCK_SYMBOL_ACCESSOR(isHotpatchable)
 238   MOCK_SYMBOL_ACCESSOR(isIndirectVirtualBaseClass)
 239   MOCK_SYMBOL_ACCESSOR(isInterfaceUdt)
 240   MOCK_SYMBOL_ACCESSOR(isIntrinsic)
 241   MOCK_SYMBOL_ACCESSOR(isLTCG)
 242   MOCK_SYMBOL_ACCESSOR(isLocationControlFlowDependent)
 243   MOCK_SYMBOL_ACCESSOR(isMSILNetmodule)
 244   MOCK_SYMBOL_ACCESSOR(isMatrixRowMajor)
 245   MOCK_SYMBOL_ACCESSOR(isManagedCode)
 246   MOCK_SYMBOL_ACCESSOR(isMSILCode)
 247   MOCK_SYMBOL_ACCESSOR(isMultipleInheritance)
 248   MOCK_SYMBOL_ACCESSOR(isNaked)
 249   MOCK_SYMBOL_ACCESSOR(isNested)
 250   MOCK_SYMBOL_ACCESSOR(isOptimizedAway)
 251   MOCK_SYMBOL_ACCESSOR(isPacked)
 252   MOCK_SYMBOL_ACCESSOR(isPointerBasedOnSymbolValue)
 253   MOCK_SYMBOL_ACCESSOR(isPointerToDataMember)
 254   MOCK_SYMBOL_ACCESSOR(isPointerToMemberFunction)
 255   MOCK_SYMBOL_ACCESSOR(isPureVirtual)
 256   MOCK_SYMBOL_ACCESSOR(isRValueReference)
 257   MOCK_SYMBOL_ACCESSOR(isRefUdt)
 258   MOCK_SYMBOL_ACCESSOR(isReference)
 259   MOCK_SYMBOL_ACCESSOR(isRestrictedType)
 260   MOCK_SYMBOL_ACCESSOR(isReturnValue)
 261   MOCK_SYMBOL_ACCESSOR(isSafeBuffers)
 262   MOCK_SYMBOL_ACCESSOR(isScoped)
 263   MOCK_SYMBOL_ACCESSOR(isSdl)
 264   MOCK_SYMBOL_ACCESSOR(isSingleInheritance)
 265   MOCK_SYMBOL_ACCESSOR(isSplitted)
 266   MOCK_SYMBOL_ACCESSOR(isStatic)
 267   MOCK_SYMBOL_ACCESSOR(hasPrivateSymbols)
 268   MOCK_SYMBOL_ACCESSOR(isUnalignedType)
 269   MOCK_SYMBOL_ACCESSOR(isUnreached)
 270   MOCK_SYMBOL_ACCESSOR(isValueUdt)
 271   MOCK_SYMBOL_ACCESSOR(isVirtual)
 272   MOCK_SYMBOL_ACCESSOR(isVirtualBaseClass)
 273   MOCK_SYMBOL_ACCESSOR(isVirtualInheritance)
 274   MOCK_SYMBOL_ACCESSOR(isVolatileType)
 275
 276 private:
 277   const IPDBSession &Session;
 278   PDB_SymType Type;
 279 };
 280
 281 class PDBApiTest : public testing::Test {
 282 public:
 283   std::unordered_map<PDB_SymType, std::unique_ptr<PDBSymbol>> SymbolMap;
 284
 285   void SetUp() override {
 286     Session.reset(new MockSession());
 287
 288     InsertItemWithTag(PDB_SymType::None);
 289     InsertItemWithTag(PDB_SymType::Exe);
 290     InsertItemWithTag(PDB_SymType::Compiland);
 291     InsertItemWithTag(PDB_SymType::CompilandDetails);
 292     InsertItemWithTag(PDB_SymType::CompilandEnv);
 293     InsertItemWithTag(PDB_SymType::Function);
 294     InsertItemWithTag(PDB_SymType::Block);
 295     InsertItemWithTag(PDB_SymType::Data);
 296     InsertItemWithTag(PDB_SymType::Annotation);
 297     InsertItemWithTag(PDB_SymType::Label);
 298     InsertItemWithTag(PDB_SymType::PublicSymbol);
 299     InsertItemWithTag(PDB_SymType::UDT);
 300     InsertItemWithTag(PDB_SymType::Enum);
 301     InsertItemWithTag(PDB_SymType::FunctionSig);
 302     InsertItemWithTag(PDB_SymType::PointerType);
 303     InsertItemWithTag(PDB_SymType::ArrayType);
 304     InsertItemWithTag(PDB_SymType::BuiltinType);
 305     InsertItemWithTag(PDB_SymType::Typedef);
 306     InsertItemWithTag(PDB_SymType::BaseClass);
 307     InsertItemWithTag(PDB_SymType::Friend);
 308     InsertItemWithTag(PDB_SymType::FunctionArg);
 309     InsertItemWithTag(PDB_SymType::FuncDebugStart);
 310     InsertItemWithTag(PDB_SymType::FuncDebugEnd);
 311     InsertItemWithTag(PDB_SymType::UsingNamespace);
 312     InsertItemWithTag(PDB_SymType::VTableShape);
 313     InsertItemWithTag(PDB_SymType::VTable);
 314     InsertItemWithTag(PDB_SymType::Custom);
 315     InsertItemWithTag(PDB_SymType::Thunk);
 316     InsertItemWithTag(PDB_SymType::CustomType);
 317     InsertItemWithTag(PDB_SymType::ManagedType);
 318     InsertItemWithTag(PDB_SymType::Dimension);
 319     InsertItemWithTag(PDB_SymType::Max);
 320   }
 321
 322   template <class ExpectedType> void VerifyDyncast(PDB_SymType Tag) {
 323     for (auto item = SymbolMap.begin(); item != SymbolMap.end(); ++item) {
 324       EXPECT_EQ(item->first == Tag, llvm::isa<ExpectedType>(*item->second));
 325     }
 326   }
 327
 328   void VerifyUnknownDyncasts() {
 329     for (auto item = SymbolMap.begin(); item != SymbolMap.end(); ++item) {
 330       bool should_match = false;
 331       if (item->first == PDB_SymType::None || item->first >= PDB_SymType::Max)
 332         should_match = true;
 333
 334       EXPECT_EQ(should_match, llvm::isa<PDBSymbolUnknown>(*item->second));
 335     }
 336   }
 337
 338 private:
 339   std::unique_ptr<IPDBSession> Session;
 340
 341   void InsertItemWithTag(PDB_SymType Tag) {
 342     auto RawSymbol = std::make_unique<MockRawSymbol>(*Session, Tag);
 343     auto Symbol = PDBSymbol::create(*Session, std::move(RawSymbol));
 344     SymbolMap.insert(std::make_pair(Tag, std::move(Symbol)));
 345   }
 346 };
 347
 348 TEST_F(PDBApiTest, Dyncast) {
 349
 350   // Most of the types have a one-to-one mapping between Tag and concrete type.
 351   VerifyDyncast<PDBSymbolExe>(PDB_SymType::Exe);
 352   VerifyDyncast<PDBSymbolCompiland>(PDB_SymType::Compiland);
 353   VerifyDyncast<PDBSymbolCompilandDetails>(PDB_SymType::CompilandDetails);
 354   VerifyDyncast<PDBSymbolCompilandEnv>(PDB_SymType::CompilandEnv);
 355   VerifyDyncast<PDBSymbolFunc>(PDB_SymType::Function);
 356   VerifyDyncast<PDBSymbolBlock>(PDB_SymType::Block);
 357   VerifyDyncast<PDBSymbolData>(PDB_SymType::Data);
 358   VerifyDyncast<PDBSymbolAnnotation>(PDB_SymType::Annotation);
 359   VerifyDyncast<PDBSymbolLabel>(PDB_SymType::Label);
 360   VerifyDyncast<PDBSymbolPublicSymbol>(PDB_SymType::PublicSymbol);
 361   VerifyDyncast<PDBSymbolTypeUDT>(PDB_SymType::UDT);
 362   VerifyDyncast<PDBSymbolTypeEnum>(PDB_SymType::Enum);
 363   VerifyDyncast<PDBSymbolTypeFunctionSig>(PDB_SymType::FunctionSig);
 364   VerifyDyncast<PDBSymbolTypePointer>(PDB_SymType::PointerType);
 365   VerifyDyncast<PDBSymbolTypeArray>(PDB_SymType::ArrayType);
 366   VerifyDyncast<PDBSymbolTypeBuiltin>(PDB_SymType::BuiltinType);
 367   VerifyDyncast<PDBSymbolTypeTypedef>(PDB_SymType::Typedef);
 368   VerifyDyncast<PDBSymbolTypeBaseClass>(PDB_SymType::BaseClass);
 369   VerifyDyncast<PDBSymbolTypeFriend>(PDB_SymType::Friend);
 370   VerifyDyncast<PDBSymbolTypeFunctionArg>(PDB_SymType::FunctionArg);
 371   VerifyDyncast<PDBSymbolFuncDebugStart>(PDB_SymType::FuncDebugStart);
 372   VerifyDyncast<PDBSymbolFuncDebugEnd>(PDB_SymType::FuncDebugEnd);
 373   VerifyDyncast<PDBSymbolUsingNamespace>(PDB_SymType::UsingNamespace);
 374   VerifyDyncast<PDBSymbolTypeVTableShape>(PDB_SymType::VTableShape);
 375   VerifyDyncast<PDBSymbolTypeVTable>(PDB_SymType::VTable);
 376   VerifyDyncast<PDBSymbolCustom>(PDB_SymType::Custom);
 377   VerifyDyncast<PDBSymbolThunk>(PDB_SymType::Thunk);
 378   VerifyDyncast<PDBSymbolTypeCustom>(PDB_SymType::CustomType);
 379   VerifyDyncast<PDBSymbolTypeManaged>(PDB_SymType::ManagedType);
 380   VerifyDyncast<PDBSymbolTypeDimension>(PDB_SymType::Dimension);
 381
 382   VerifyUnknownDyncasts();
 383 }
 384
 385 } // end anonymous namespace