fd65d10dfed75fb1eae1fc2e5539149a2d1e6e12
[oota-llvm.git] / 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 <unordered_map>
11
12 #include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
13 #include "llvm/DebugInfo/PDB/IPDBRawSymbol.h"
14 #include "llvm/DebugInfo/PDB/IPDBSession.h"
15 #include "llvm/DebugInfo/PDB/IPDBSourceFile.h"
16
17 #include "llvm/DebugInfo/PDB/PDBSymbol.h"
18 #include "llvm/DebugInfo/PDB/PDBSymbolAnnotation.h"
19 #include "llvm/DebugInfo/PDB/PDBSymbolBlock.h"
20 #include "llvm/DebugInfo/PDB/PDBSymbolCompiland.h"
21 #include "llvm/DebugInfo/PDB/PDBSymbolCompilandDetails.h"
22 #include "llvm/DebugInfo/PDB/PDBSymbolCompilandEnv.h"
23 #include "llvm/DebugInfo/PDB/PDBSymbolCustom.h"
24 #include "llvm/DebugInfo/PDB/PDBSymbolData.h"
25 #include "llvm/DebugInfo/PDB/PDBSymbolExe.h"
26 #include "llvm/DebugInfo/PDB/PDBSymbolFunc.h"
27 #include "llvm/DebugInfo/PDB/PDBSymbolFuncDebugEnd.h"
28 #include "llvm/DebugInfo/PDB/PDBSymbolFuncDebugStart.h"
29 #include "llvm/DebugInfo/PDB/PDBSymbolLabel.h"
30 #include "llvm/DebugInfo/PDB/PDBSymbolPublicSymbol.h"
31 #include "llvm/DebugInfo/PDB/PDBSymbolThunk.h"
32 #include "llvm/DebugInfo/PDB/PDBSymbolTypeArray.h"
33 #include "llvm/DebugInfo/PDB/PDBSymbolTypeBaseClass.h"
34 #include "llvm/DebugInfo/PDB/PDBSymbolTypeBuiltin.h"
35 #include "llvm/DebugInfo/PDB/PDBSymbolTypeCustom.h"
36 #include "llvm/DebugInfo/PDB/PDBSymbolTypeDimension.h"
37 #include "llvm/DebugInfo/PDB/PDBSymbolTypeEnum.h"
38 #include "llvm/DebugInfo/PDB/PDBSymbolTypeFriend.h"
39 #include "llvm/DebugInfo/PDB/PDBSymbolTypeFunctionArg.h"
40 #include "llvm/DebugInfo/PDB/PDBSymbolTypeFunctionSig.h"
41 #include "llvm/DebugInfo/PDB/PDBSymbolTypeManaged.h"
42 #include "llvm/DebugInfo/PDB/PDBSymbolTypePointer.h"
43 #include "llvm/DebugInfo/PDB/PDBSymbolTypeTypedef.h"
44 #include "llvm/DebugInfo/PDB/PDBSymbolTypeUDT.h"
45 #include "llvm/DebugInfo/PDB/PDBSymbolTypeVTable.h"
46 #include "llvm/DebugInfo/PDB/PDBSymbolTypeVTableShape.h"
47 #include "llvm/DebugInfo/PDB/PDBSymbolUnknown.h"
48 #include "llvm/DebugInfo/PDB/PDBSymbolUsingNamespace.h"
49 #include "llvm/DebugInfo/PDB/PDBTypes.h"
50 #include "gtest/gtest.h"
51 using namespace llvm;
52
53 namespace {
54
55 #define MOCK_SYMBOL_ACCESSOR(Func)                                             \
56   decltype(std::declval<IPDBRawSymbol>().Func()) Func() const override {       \
57     typedef decltype(IPDBRawSymbol::Func()) ReturnType;                        \
58     return ReturnType();                                                       \
59   }
60
61 class MockSession : public IPDBSession {
62   uint64_t getLoadAddress() const override { return 0; }
63   void setLoadAddress(uint64_t Address) override {}
64   std::unique_ptr<PDBSymbolExe> getGlobalScope() const override {
65     return nullptr;
66   }
67   std::unique_ptr<PDBSymbol> getSymbolById(uint32_t SymbolId) const override {
68     return nullptr;
69   }
70   std::unique_ptr<IPDBSourceFile>
71   getSourceFileById(uint32_t SymbolId) const override {
72     return nullptr;
73   }
74   std::unique_ptr<IPDBEnumSourceFiles> getAllSourceFiles() const override {
75     return nullptr;
76   }
77   std::unique_ptr<IPDBEnumSourceFiles> getSourceFilesForCompiland(
78       const PDBSymbolCompiland &Compiland) const override {
79     return nullptr;
80   }
81 };
82
83 class MockRawSymbol : public IPDBRawSymbol {
84 public:
85   MockRawSymbol(const IPDBSession &PDBSession, PDB_SymType SymType)
86       : Session(PDBSession), Type(SymType) {}
87
88   void dump(raw_ostream &OS, int Indent, PDB_DumpLevel Level) const override {}
89
90   std::unique_ptr<IPDBEnumSymbols>
91   findChildren(PDB_SymType Type) const override {
92     return nullptr;
93   }
94   std::unique_ptr<IPDBEnumSymbols>
95   findChildren(PDB_SymType Type, StringRef Name,
96                PDB_NameSearchFlags Flags) const override {
97     return nullptr;
98   }
99   std::unique_ptr<IPDBEnumSymbols>
100   findChildrenByRVA(PDB_SymType Type, StringRef Name, PDB_NameSearchFlags Flags,
101                     uint32_t RVA) const override {
102     return nullptr;
103   }
104   std::unique_ptr<IPDBEnumSymbols>
105   findInlineFramesByRVA(uint32_t RVA) const override {
106     return nullptr;
107   }
108
109   void getDataBytes(llvm::SmallVector<uint8_t, 32> &bytes) const override {}
110   void getFrontEndVersion(VersionInfo &Version) const override {}
111   void getBackEndVersion(VersionInfo &Version) const override {}
112
113   PDB_SymType getSymTag() const override { return Type; }
114
115   MOCK_SYMBOL_ACCESSOR(getAccess)
116   MOCK_SYMBOL_ACCESSOR(getAddressOffset)
117   MOCK_SYMBOL_ACCESSOR(getAddressSection)
118   MOCK_SYMBOL_ACCESSOR(getAge)
119   MOCK_SYMBOL_ACCESSOR(getArrayIndexTypeId)
120   MOCK_SYMBOL_ACCESSOR(getBaseDataOffset)
121   MOCK_SYMBOL_ACCESSOR(getBaseDataSlot)
122   MOCK_SYMBOL_ACCESSOR(getBaseSymbolId)
123   MOCK_SYMBOL_ACCESSOR(getBuiltinType)
124   MOCK_SYMBOL_ACCESSOR(getBitPosition)
125   MOCK_SYMBOL_ACCESSOR(getCallingConvention)
126   MOCK_SYMBOL_ACCESSOR(getClassParentId)
127   MOCK_SYMBOL_ACCESSOR(getCompilerName)
128   MOCK_SYMBOL_ACCESSOR(getCount)
129   MOCK_SYMBOL_ACCESSOR(getCountLiveRanges)
130   MOCK_SYMBOL_ACCESSOR(getLanguage)
131   MOCK_SYMBOL_ACCESSOR(getLexicalParentId)
132   MOCK_SYMBOL_ACCESSOR(getLibraryName)
133   MOCK_SYMBOL_ACCESSOR(getLiveRangeStartAddressOffset)
134   MOCK_SYMBOL_ACCESSOR(getLiveRangeStartAddressSection)
135   MOCK_SYMBOL_ACCESSOR(getLiveRangeStartRelativeVirtualAddress)
136   MOCK_SYMBOL_ACCESSOR(getLocalBasePointerRegisterId)
137   MOCK_SYMBOL_ACCESSOR(getLowerBoundId)
138   MOCK_SYMBOL_ACCESSOR(getMemorySpaceKind)
139   MOCK_SYMBOL_ACCESSOR(getName)
140   MOCK_SYMBOL_ACCESSOR(getNumberOfAcceleratorPointerTags)
141   MOCK_SYMBOL_ACCESSOR(getNumberOfColumns)
142   MOCK_SYMBOL_ACCESSOR(getNumberOfModifiers)
143   MOCK_SYMBOL_ACCESSOR(getNumberOfRegisterIndices)
144   MOCK_SYMBOL_ACCESSOR(getNumberOfRows)
145   MOCK_SYMBOL_ACCESSOR(getObjectFileName)
146   MOCK_SYMBOL_ACCESSOR(getOemId)
147   MOCK_SYMBOL_ACCESSOR(getOemSymbolId)
148   MOCK_SYMBOL_ACCESSOR(getOffsetInUdt)
149   MOCK_SYMBOL_ACCESSOR(getPlatform)
150   MOCK_SYMBOL_ACCESSOR(getRank)
151   MOCK_SYMBOL_ACCESSOR(getRegisterId)
152   MOCK_SYMBOL_ACCESSOR(getRegisterType)
153   MOCK_SYMBOL_ACCESSOR(getRelativeVirtualAddress)
154   MOCK_SYMBOL_ACCESSOR(getSamplerSlot)
155   MOCK_SYMBOL_ACCESSOR(getSignature)
156   MOCK_SYMBOL_ACCESSOR(getSizeInUdt)
157   MOCK_SYMBOL_ACCESSOR(getSlot)
158   MOCK_SYMBOL_ACCESSOR(getSourceFileName)
159   MOCK_SYMBOL_ACCESSOR(getStride)
160   MOCK_SYMBOL_ACCESSOR(getSubTypeId)
161   MOCK_SYMBOL_ACCESSOR(getSymbolsFileName)
162   MOCK_SYMBOL_ACCESSOR(getSymIndexId)
163   MOCK_SYMBOL_ACCESSOR(getTargetOffset)
164   MOCK_SYMBOL_ACCESSOR(getTargetRelativeVirtualAddress)
165   MOCK_SYMBOL_ACCESSOR(getTargetVirtualAddress)
166   MOCK_SYMBOL_ACCESSOR(getTargetSection)
167   MOCK_SYMBOL_ACCESSOR(getTextureSlot)
168   MOCK_SYMBOL_ACCESSOR(getTimeStamp)
169   MOCK_SYMBOL_ACCESSOR(getToken)
170   MOCK_SYMBOL_ACCESSOR(getTypeId)
171   MOCK_SYMBOL_ACCESSOR(getUavSlot)
172   MOCK_SYMBOL_ACCESSOR(getUndecoratedName)
173   MOCK_SYMBOL_ACCESSOR(getUnmodifiedTypeId)
174   MOCK_SYMBOL_ACCESSOR(getUpperBoundId)
175   MOCK_SYMBOL_ACCESSOR(getVirtualBaseDispIndex)
176   MOCK_SYMBOL_ACCESSOR(getVirtualBaseOffset)
177   MOCK_SYMBOL_ACCESSOR(getVirtualTableShapeId)
178   MOCK_SYMBOL_ACCESSOR(getDataKind)
179   MOCK_SYMBOL_ACCESSOR(getGuid)
180   MOCK_SYMBOL_ACCESSOR(getOffset)
181   MOCK_SYMBOL_ACCESSOR(getThisAdjust)
182   MOCK_SYMBOL_ACCESSOR(getVirtualBasePointerOffset)
183   MOCK_SYMBOL_ACCESSOR(getLocationType)
184   MOCK_SYMBOL_ACCESSOR(getMachineType)
185   MOCK_SYMBOL_ACCESSOR(getThunkOrdinal)
186   MOCK_SYMBOL_ACCESSOR(getLength)
187   MOCK_SYMBOL_ACCESSOR(getLiveRangeLength)
188   MOCK_SYMBOL_ACCESSOR(getVirtualAddress)
189   MOCK_SYMBOL_ACCESSOR(getUdtKind)
190   MOCK_SYMBOL_ACCESSOR(hasConstructor)
191   MOCK_SYMBOL_ACCESSOR(hasCustomCallingConvention)
192   MOCK_SYMBOL_ACCESSOR(hasFarReturn)
193   MOCK_SYMBOL_ACCESSOR(isCode)
194   MOCK_SYMBOL_ACCESSOR(isCompilerGenerated)
195   MOCK_SYMBOL_ACCESSOR(isConstType)
196   MOCK_SYMBOL_ACCESSOR(isEditAndContinueEnabled)
197   MOCK_SYMBOL_ACCESSOR(isFunction)
198   MOCK_SYMBOL_ACCESSOR(getAddressTaken)
199   MOCK_SYMBOL_ACCESSOR(getNoStackOrdering)
200   MOCK_SYMBOL_ACCESSOR(hasAlloca)
201   MOCK_SYMBOL_ACCESSOR(hasAssignmentOperator)
202   MOCK_SYMBOL_ACCESSOR(hasCTypes)
203   MOCK_SYMBOL_ACCESSOR(hasCastOperator)
204   MOCK_SYMBOL_ACCESSOR(hasDebugInfo)
205   MOCK_SYMBOL_ACCESSOR(hasEH)
206   MOCK_SYMBOL_ACCESSOR(hasEHa)
207   MOCK_SYMBOL_ACCESSOR(hasFramePointer)
208   MOCK_SYMBOL_ACCESSOR(hasInlAsm)
209   MOCK_SYMBOL_ACCESSOR(hasInlineAttribute)
210   MOCK_SYMBOL_ACCESSOR(hasInterruptReturn)
211   MOCK_SYMBOL_ACCESSOR(hasLongJump)
212   MOCK_SYMBOL_ACCESSOR(hasManagedCode)
213   MOCK_SYMBOL_ACCESSOR(hasNestedTypes)
214   MOCK_SYMBOL_ACCESSOR(hasNoInlineAttribute)
215   MOCK_SYMBOL_ACCESSOR(hasNoReturnAttribute)
216   MOCK_SYMBOL_ACCESSOR(hasOptimizedCodeDebugInfo)
217   MOCK_SYMBOL_ACCESSOR(hasOverloadedOperator)
218   MOCK_SYMBOL_ACCESSOR(hasSEH)
219   MOCK_SYMBOL_ACCESSOR(hasSecurityChecks)
220   MOCK_SYMBOL_ACCESSOR(hasSetJump)
221   MOCK_SYMBOL_ACCESSOR(hasStrictGSCheck)
222   MOCK_SYMBOL_ACCESSOR(isAcceleratorGroupSharedLocal)
223   MOCK_SYMBOL_ACCESSOR(isAcceleratorPointerTagLiveRange)
224   MOCK_SYMBOL_ACCESSOR(isAcceleratorStubFunction)
225   MOCK_SYMBOL_ACCESSOR(isAggregated)
226   MOCK_SYMBOL_ACCESSOR(isIntroVirtualFunction)
227   MOCK_SYMBOL_ACCESSOR(isCVTCIL)
228   MOCK_SYMBOL_ACCESSOR(isConstructorVirtualBase)
229   MOCK_SYMBOL_ACCESSOR(isCxxReturnUdt)
230   MOCK_SYMBOL_ACCESSOR(isDataAligned)
231   MOCK_SYMBOL_ACCESSOR(isHLSLData)
232   MOCK_SYMBOL_ACCESSOR(isHotpatchable)
233   MOCK_SYMBOL_ACCESSOR(isIndirectVirtualBaseClass)
234   MOCK_SYMBOL_ACCESSOR(isInterfaceUdt)
235   MOCK_SYMBOL_ACCESSOR(isIntrinsic)
236   MOCK_SYMBOL_ACCESSOR(isLTCG)
237   MOCK_SYMBOL_ACCESSOR(isLocationControlFlowDependent)
238   MOCK_SYMBOL_ACCESSOR(isMSILNetmodule)
239   MOCK_SYMBOL_ACCESSOR(isMatrixRowMajor)
240   MOCK_SYMBOL_ACCESSOR(isManagedCode)
241   MOCK_SYMBOL_ACCESSOR(isMSILCode)
242   MOCK_SYMBOL_ACCESSOR(isMultipleInheritance)
243   MOCK_SYMBOL_ACCESSOR(isNaked)
244   MOCK_SYMBOL_ACCESSOR(isNested)
245   MOCK_SYMBOL_ACCESSOR(isOptimizedAway)
246   MOCK_SYMBOL_ACCESSOR(isPacked)
247   MOCK_SYMBOL_ACCESSOR(isPointerBasedOnSymbolValue)
248   MOCK_SYMBOL_ACCESSOR(isPointerToDataMember)
249   MOCK_SYMBOL_ACCESSOR(isPointerToMemberFunction)
250   MOCK_SYMBOL_ACCESSOR(isPureVirtual)
251   MOCK_SYMBOL_ACCESSOR(isRValueReference)
252   MOCK_SYMBOL_ACCESSOR(isRefUdt)
253   MOCK_SYMBOL_ACCESSOR(isReference)
254   MOCK_SYMBOL_ACCESSOR(isRestrictedType)
255   MOCK_SYMBOL_ACCESSOR(isReturnValue)
256   MOCK_SYMBOL_ACCESSOR(isSafeBuffers)
257   MOCK_SYMBOL_ACCESSOR(isScoped)
258   MOCK_SYMBOL_ACCESSOR(isSdl)
259   MOCK_SYMBOL_ACCESSOR(isSingleInheritance)
260   MOCK_SYMBOL_ACCESSOR(isSplitted)
261   MOCK_SYMBOL_ACCESSOR(isStatic)
262   MOCK_SYMBOL_ACCESSOR(hasPrivateSymbols)
263   MOCK_SYMBOL_ACCESSOR(isUnalignedType)
264   MOCK_SYMBOL_ACCESSOR(isUnreached)
265   MOCK_SYMBOL_ACCESSOR(isValueUdt)
266   MOCK_SYMBOL_ACCESSOR(isVirtual)
267   MOCK_SYMBOL_ACCESSOR(isVirtualBaseClass)
268   MOCK_SYMBOL_ACCESSOR(isVirtualInheritance)
269   MOCK_SYMBOL_ACCESSOR(isVolatileType)
270
271 private:
272   const IPDBSession &Session;
273   PDB_SymType Type;
274 };
275
276 class PDBApiTest : public testing::Test {
277 public:
278   std::unordered_map<PDB_SymType, std::unique_ptr<PDBSymbol>> SymbolMap;
279
280   void SetUp() override {
281     Session.reset(new MockSession());
282
283     InsertItemWithTag(PDB_SymType::None);
284     InsertItemWithTag(PDB_SymType::Exe);
285     InsertItemWithTag(PDB_SymType::Compiland);
286     InsertItemWithTag(PDB_SymType::CompilandDetails);
287     InsertItemWithTag(PDB_SymType::CompilandEnv);
288     InsertItemWithTag(PDB_SymType::Function);
289     InsertItemWithTag(PDB_SymType::Block);
290     InsertItemWithTag(PDB_SymType::Data);
291     InsertItemWithTag(PDB_SymType::Annotation);
292     InsertItemWithTag(PDB_SymType::Label);
293     InsertItemWithTag(PDB_SymType::PublicSymbol);
294     InsertItemWithTag(PDB_SymType::UDT);
295     InsertItemWithTag(PDB_SymType::Enum);
296     InsertItemWithTag(PDB_SymType::FunctionSig);
297     InsertItemWithTag(PDB_SymType::PointerType);
298     InsertItemWithTag(PDB_SymType::ArrayType);
299     InsertItemWithTag(PDB_SymType::BuiltinType);
300     InsertItemWithTag(PDB_SymType::Typedef);
301     InsertItemWithTag(PDB_SymType::BaseClass);
302     InsertItemWithTag(PDB_SymType::Friend);
303     InsertItemWithTag(PDB_SymType::FunctionArg);
304     InsertItemWithTag(PDB_SymType::FuncDebugStart);
305     InsertItemWithTag(PDB_SymType::FuncDebugEnd);
306     InsertItemWithTag(PDB_SymType::UsingNamespace);
307     InsertItemWithTag(PDB_SymType::VTableShape);
308     InsertItemWithTag(PDB_SymType::VTable);
309     InsertItemWithTag(PDB_SymType::Custom);
310     InsertItemWithTag(PDB_SymType::Thunk);
311     InsertItemWithTag(PDB_SymType::CustomType);
312     InsertItemWithTag(PDB_SymType::ManagedType);
313     InsertItemWithTag(PDB_SymType::Dimension);
314     InsertItemWithTag(PDB_SymType::Max);
315   }
316
317   template <class ExpectedType> void VerifyDyncast(PDB_SymType Tag) {
318     for (auto item = SymbolMap.begin(); item != SymbolMap.end(); ++item) {
319       EXPECT_EQ(item->first == Tag, llvm::isa<ExpectedType>(*item->second));
320     }
321   }
322
323   void VerifyUnknownDyncasts() {
324     for (auto item = SymbolMap.begin(); item != SymbolMap.end(); ++item) {
325       bool should_match = false;
326       if (item->first == PDB_SymType::None || item->first >= PDB_SymType::Max)
327         should_match = true;
328
329       EXPECT_EQ(should_match, llvm::isa<PDBSymbolUnknown>(*item->second));
330     }
331   }
332
333 private:
334   std::unique_ptr<IPDBSession> Session;
335
336   void InsertItemWithTag(PDB_SymType Tag) {
337     auto RawSymbol = std::make_unique<MockRawSymbol>(*Session, Tag);
338     auto Symbol = PDBSymbol::create(*Session, std::move(RawSymbol));
339     SymbolMap.insert(std::make_pair(Tag, std::move(Symbol)));
340   }
341 };
342
343 TEST_F(PDBApiTest, Dyncast) {
344
345   // Most of the types have a one-to-one mapping between Tag and concrete type.
346   VerifyDyncast<PDBSymbolExe>(PDB_SymType::Exe);
347   VerifyDyncast<PDBSymbolCompiland>(PDB_SymType::Compiland);
348   VerifyDyncast<PDBSymbolCompilandDetails>(PDB_SymType::CompilandDetails);
349   VerifyDyncast<PDBSymbolCompilandEnv>(PDB_SymType::CompilandEnv);
350   VerifyDyncast<PDBSymbolFunc>(PDB_SymType::Function);
351   VerifyDyncast<PDBSymbolBlock>(PDB_SymType::Block);
352   VerifyDyncast<PDBSymbolData>(PDB_SymType::Data);
353   VerifyDyncast<PDBSymbolAnnotation>(PDB_SymType::Annotation);
354   VerifyDyncast<PDBSymbolLabel>(PDB_SymType::Label);
355   VerifyDyncast<PDBSymbolPublicSymbol>(PDB_SymType::PublicSymbol);
356   VerifyDyncast<PDBSymbolTypeUDT>(PDB_SymType::UDT);
357   VerifyDyncast<PDBSymbolTypeEnum>(PDB_SymType::Enum);
358   VerifyDyncast<PDBSymbolTypeFunctionSig>(PDB_SymType::FunctionSig);
359   VerifyDyncast<PDBSymbolTypePointer>(PDB_SymType::PointerType);
360   VerifyDyncast<PDBSymbolTypeArray>(PDB_SymType::ArrayType);
361   VerifyDyncast<PDBSymbolTypeBuiltin>(PDB_SymType::BuiltinType);
362   VerifyDyncast<PDBSymbolTypeTypedef>(PDB_SymType::Typedef);
363   VerifyDyncast<PDBSymbolTypeBaseClass>(PDB_SymType::BaseClass);
364   VerifyDyncast<PDBSymbolTypeFriend>(PDB_SymType::Friend);
365   VerifyDyncast<PDBSymbolTypeFunctionArg>(PDB_SymType::FunctionArg);
366   VerifyDyncast<PDBSymbolFuncDebugStart>(PDB_SymType::FuncDebugStart);
367   VerifyDyncast<PDBSymbolFuncDebugEnd>(PDB_SymType::FuncDebugEnd);
368   VerifyDyncast<PDBSymbolUsingNamespace>(PDB_SymType::UsingNamespace);
369   VerifyDyncast<PDBSymbolTypeVTableShape>(PDB_SymType::VTableShape);
370   VerifyDyncast<PDBSymbolTypeVTable>(PDB_SymType::VTable);
371   VerifyDyncast<PDBSymbolCustom>(PDB_SymType::Custom);
372   VerifyDyncast<PDBSymbolThunk>(PDB_SymType::Thunk);
373   VerifyDyncast<PDBSymbolTypeCustom>(PDB_SymType::CustomType);
374   VerifyDyncast<PDBSymbolTypeManaged>(PDB_SymType::ManagedType);
375   VerifyDyncast<PDBSymbolTypeDimension>(PDB_SymType::Dimension);
376
377   VerifyUnknownDyncasts();
378 }
379
380 } // end anonymous namespace