[swiftc (105 vs. 5183)] Add crasher in swift::TypeChecker::validateDecl #5667
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Add test case for crash triggered in `swift::TypeChecker::validateDecl`. Current number of unresolved compiler crashers: 105 (5183 resolved) Stack trace: ``` #0 0x00000000031cec28 llvm::sys::PrintStackTrace(llvm::raw_ostream&) (/path/to/swift/bin/swift+0x31cec28) #1 0x00000000031cf476 SignalHandler(int) (/path/to/swift/bin/swift+0x31cf476) #2 0x00007f7e5b53c330 __restore_rt (/lib/x86_64-linux-gnu/libpthread.so.0+0x10330) #3 0x0000000000bacfa0 (anonymous namespace)::DeclChecker::visitConstructorDecl(swift::ConstructorDecl*) (/path/to/swift/bin/swift+0xbacfa0) #4 0x0000000000ba22f6 (anonymous namespace)::DeclChecker::visit(swift::Decl*) (/path/to/swift/bin/swift+0xba22f6) #5 0x0000000000b9c02a swift::TypeChecker::validateDecl(swift::ValueDecl*, bool) (/path/to/swift/bin/swift+0xb9c02a) #6 0x0000000000ba2c49 (anonymous namespace)::DeclChecker::visit(swift::Decl*) (/path/to/swift/bin/swift+0xba2c49) #7 0x0000000000b9c02a swift::TypeChecker::validateDecl(swift::ValueDecl*, bool) (/path/to/swift/bin/swift+0xb9c02a) #8 0x0000000000d8782b swift::ProtocolDecl::existentialTypeSupportedSlow(swift::LazyResolver*) (/path/to/swift/bin/swift+0xd8782b) #9 0x0000000000c0cb9f (anonymous namespace)::UnsupportedProtocolVisitor::visitIdentTypeRepr(swift::IdentTypeRepr*) (/path/to/swift/bin/swift+0xc0cb9f) #10 0x0000000000c0c99f (anonymous namespace)::UnsupportedProtocolVisitor::walkToTypeReprPre(swift::TypeRepr*) (/path/to/swift/bin/swift+0xc0c99f) #11 0x0000000000d65f4d (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0xd65f4d) #12 0x0000000000d65ac4 swift::Decl::walk(swift::ASTWalker&) (/path/to/swift/bin/swift+0xd65ac4) #13 0x0000000000c0c8f9 swift::TypeChecker::checkUnsupportedProtocolType(swift::Decl*) (/path/to/swift/bin/swift+0xc0c8f9) #14 0x0000000000ba30da (anonymous namespace)::DeclChecker::visit(swift::Decl*) (/path/to/swift/bin/swift+0xba30da) #15 0x0000000000b9c02a swift::TypeChecker::validateDecl(swift::ValueDecl*, bool) (/path/to/swift/bin/swift+0xb9c02a) #16 0x0000000000ce7bcf swift::ArchetypeBuilder::PotentialArchetype::getNestedType(swift::Identifier, swift::ArchetypeBuilder&) (/path/to/swift/bin/swift+0xce7bcf) #17 0x0000000000cea161 swift::ArchetypeBuilder::addConformanceRequirement(swift::ArchetypeBuilder::PotentialArchetype*, swift::ProtocolDecl*, swift::RequirementSource, llvm::SmallPtrSetImpl<swift::ProtocolDecl*>&) (/path/to/swift/bin/swift+0xcea161) #18 0x0000000000cec09e swift::ArchetypeBuilder::addRequirement(swift::Requirement const&, swift::RequirementSource) (/path/to/swift/bin/swift+0xcec09e) #19 0x0000000000cedf00 swift::ArchetypeBuilder::addGenericSignature(swift::GenericSignature*, swift::GenericEnvironment*, bool) (/path/to/swift/bin/swift+0xcedf00) #20 0x0000000000bcb086 swift::TypeChecker::checkGenericParamList(swift::ArchetypeBuilder*, swift::GenericParamList*, swift::GenericSignature*, swift::GenericEnvironment*, swift::GenericTypeResolver*) (/path/to/swift/bin/swift+0xbcb086) #21 0x0000000000bcb85a checkGenericFuncSignature(swift::TypeChecker&, swift::ArchetypeBuilder*, swift::AbstractFunctionDecl*, swift::GenericTypeResolver&) (/path/to/swift/bin/swift+0xbcb85a) #22 0x0000000000bcb578 swift::TypeChecker::validateGenericFuncSignature(swift::AbstractFunctionDecl*) (/path/to/swift/bin/swift+0xbcb578) #23 0x0000000000bad1ee (anonymous namespace)::DeclChecker::visitConstructorDecl(swift::ConstructorDecl*) (/path/to/swift/bin/swift+0xbad1ee) #24 0x0000000000ba22f6 (anonymous namespace)::DeclChecker::visit(swift::Decl*) (/path/to/swift/bin/swift+0xba22f6) #25 0x0000000000baac7b (anonymous namespace)::DeclChecker::visitExtensionDecl(swift::ExtensionDecl*) (/path/to/swift/bin/swift+0xbaac7b) #26 0x0000000000ba21b0 (anonymous namespace)::DeclChecker::visit(swift::Decl*) (/path/to/swift/bin/swift+0xba21b0) #27 0x0000000000ba2116 swift::TypeChecker::typeCheckDecl(swift::Decl*, bool) (/path/to/swift/bin/swift+0xba2116) #28 0x0000000000c14eff swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int, unsigned int) (/path/to/swift/bin/swift+0xc14eff) #29 0x0000000000938136 swift::CompilerInstance::performSema() (/path/to/swift/bin/swift+0x938136) #30 0x000000000047ece5 performCompile(swift::CompilerInstance&, swift::CompilerInvocation&, llvm::ArrayRef<char const*>, int&, swift::FrontendObserver*) (/path/to/swift/bin/swift+0x47ece5) #31 0x000000000047db7f swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) (/path/to/swift/bin/swift+0x47db7f) #32 0x000000000044509a main (/path/to/swift/bin/swift+0x44509a) #33 0x00007f7e59ce5f45 __libc_start_main /build/eglibc-oGUzwX/eglibc-2.19/csu/libc-start.c:321:0 #34 0x0000000000442816 _start (/path/to/swift/bin/swift+0x442816) ```
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@swift-ci please smoke test and merge |
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Add test case for crash triggered in
swift::TypeChecker::validateDecl.Current number of unresolved compiler crashers: 105 (5183 resolved)
Stack trace: