Assertion in tools/clang/include/clang/Serialization/ASTReader.h:1428

Funny thing: making the names shorter makes the assertion go away. 


% head ww.cc ww.h
==> ww.cc <==
static zzzzzzzzzzzzzzzzzzzzzzzzzzzz const& b() { return a; }

==> ww.h <==
static inline void xxxxxxxxxxxxxxxxxxxx(const char *file, int line)
   __attribute__((exclusive_lock_function("*"))) {}

% clang -x c++-header ww.h -o ww.h.pch
% clang -fsyntax-only -x c++ -include ww.h ww.cc


clang-3.2: /home/kcc/llvm/tools/clang/include/clang/Serialization/ASTReader.h:1428: clang::Stmt* clang::ASTReader::ReadSubStmt(): Assertion `ReadingKind == Read_Stmt && "Should be called only during statement reading!"' failed.
0  clang-3.2       0x000000000128a49f
1  clang-3.2       0x000000000128c27a
2  libpthread.so.0 0x00007f10abaa08f0
3  libc.so.6       0x00007f10aaf93a75 gsignal + 53
4  libc.so.6       0x00007f10aaf975c0 abort + 384
5  libc.so.6       0x00007f10aaf8c941 __assert_fail + 241
6  clang-3.2       0x0000000001b8ea10
7  clang-3.2       0x0000000001b80a39 clang::ASTReader::ReadSubExpr() + 9
8  clang-3.2       0x0000000001b6dbae clang::ASTReader::ReadAttributes(clang::serialization::ModuleFile&, llvm::SmallVector<clang::Attr*, 2u>&, llvm::SmallVector<unsigned long, 64u> const&, unsigned int&) + 8110
9  clang-3.2       0x0000000001b7311d clang::ASTDeclReader::VisitDecl(clang::Decl*) + 1373
10 clang-3.2       0x0000000001b74359 clang::ASTDeclReader::VisitNamedDecl(clang::NamedDecl*) + 25
11 clang-3.2       0x0000000001b769fe clang::ASTDeclReader::VisitValueDecl(clang::ValueDecl*) + 30
12 clang-3.2       0x0000000001b76c33 clang::ASTDeclReader::VisitDeclaratorDecl(clang::DeclaratorDecl*) + 35
13 clang-3.2       0x0000000001b7a06b clang::ASTDeclReader::VisitFunctionDecl(clang::FunctionDecl*) + 219
14 clang-3.2       0x0000000001b7bb00 clang::ASTDeclReader::Visit(clang::Decl*) + 32
15 clang-3.2       0x0000000001b7c650 clang::ASTReader::ReadDeclRecord(unsigned int) + 960
16 clang-3.2       0x0000000001b32885 clang::ASTReader::GetDecl(unsigned int) + 101
17 clang-3.2       0x0000000001b3d69a clang::ASTReader::SetGloballyVisibleDecls(clang::IdentifierInfo*, llvm::SmallVectorImpl<unsigned int> const&, bool) + 170
18 clang-3.2       0x0000000001b43f15 clang::serialization::reader::ASTIdentifierLookupTrait::ReadData(std::pair<char const*, unsigned int> const&, unsigned char const*, unsigned int) + 869
19 clang-3.2       0x0000000001b444c0
20 clang-3.2       0x0000000001bd47a2 clang::serialization::ModuleManager::visit(bool (*)(clang::serialization::ModuleFile&, void*), void*) + 738
21 clang-3.2       0x0000000001b3eb9e clang::ASTReader::get(char const*, char const*) + 62
22 clang-3.2       0x00000000019a74a5
23 clang-3.2       0x00000000019b043d clang::Sema::CorrectTypo(clang::DeclarationNameInfo const&, clang::Sema::LookupNameKind, clang::Scope*, clang::CXXScopeSpec*, clang::CorrectionCandidateCallback&, clang::DeclContext*, bool, clang::ObjCObjectPointerType const*) + 4029
24 clang-3.2       0x000000000186a6e4 clang::Sema::DiagnoseUnknownTypeName(clang::IdentifierInfo*&, clang::SourceLocation, clang::Scope*, clang::CXXScopeSpec*, clang::OpaquePtr<clang::QualType>&) + 260
25 clang-3.2       0x000000000157cd1c clang::Parser::ParseImplicitInt(clang::DeclSpec&, clang::CXXScopeSpec*, clang::Parser::ParsedTemplateInfo const&, clang::AccessSpecifier, clang::Parser::DeclSpecContext) + 300
26 clang-3.2       0x0000000001571f1c clang::Parser::ParseDeclarationSpecifiers(clang::DeclSpec&, clang::Parser::ParsedTemplateInfo const&, clang::AccessSpecifier, clang::Parser::DeclSpecContext, llvm::SmallVector<clang::Parser::LateParsedAttribute*, 2u>*) + 7884
27 clang-3.2       0x0000000001563218 clang::Parser::ParseDeclOrFunctionDefInternal(clang::Parser::ParsedAttributesWithRange&, clang::ParsingDeclSpec&, clang::AccessSpecifier) + 104
28 clang-3.2       0x0000000001564a36 clang::Parser::ParseDeclarationOrFunctionDefinition(clang::Parser::ParsedAttributesWithRange&, clang::ParsingDeclSpec*, clang::AccessSpecifier) + 1046
29 clang-3.2       0x0000000001565be4 clang::Parser::ParseExternalDeclaration(clang::Parser::ParsedAttributesWithRange&, clang::ParsingDeclSpec*) + 1908
30 clang-3.2       0x0000000001566172 clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&) + 194
31 clang-3.2       0x000000000155cb30 clang::ParseAST(clang::Sema&, bool, bool) + 304
32 clang-3.2       0x00000000014a83b1 clang::FrontendAction::Execute() + 145
33 clang-3.2       0x0000000001482bf9 clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) + 329
34 clang-3.2       0x000000000128e9e4 clang::ExecuteCompilerInvocation(clang::CompilerInstance*) + 1700
35 clang-3.2       0x000000000066bd50 cc1_main(char const**, char const**, char const*, void*) + 944
36 clang-3.2       0x0000000000668411 main + 7393
37 libc.so.6       0x00007f10aaf7ec4d __libc_start_main + 253
38 clang-3.2       0x0000000000665029
Stack dump:
0.      Program arguments: /usr/local/google/kcc/llvm_cmake/bin/clang-3.2 -cc1 -triple x86_64-unknown-linux-gnu -fsyntax-only -disable-free -main-file-name ww.cc -mrelocation-model static -mdisable-fp-elim -fmath-errno -masm-verbose -mconstructor-aliases -munwind-tables -target-cpu x86-64 -momit-leaf-frame-pointer -resource-dir /usr/local/google/kcc/llvm_cmake/bin/../lib/clang/3.2 -include-pch ww.h.pch -fmodule-cache-path /var/tmp/clang-module-cache -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/4.4/../../../../include/c++/4.4 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/4.4/../../../../include/c++/4.4/x86_64-linux-gnu -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/4.4/../../../../include/c++/4.4/backward -internal-isystem /usr/local/include -internal-isystem /usr/local/google/kcc/llvm_cmake/bin/../lib/clang/3.2/include -internal-externc-isystem /include -internal-externc-isystem /usr/include -fdeprecated-macro -fdebug-compilation-dir /home/kcc/tmp/alexvod -ferror-limit 19 -fmessage-length 284 -mstackrealign -fobjc-runtime=gcc -fcxx-exceptions -fexceptions -fdiagnostics-show-option -fcolor-diagnostics -x c++ ww.cc 
1.      ww.cc:1:8: current parser token 'zzzzzzzzzzzzzzzzzzzzzzzzzzzz'