[swiftc (39 vs. 5156)] Add crasher in swift::TypeBase::getDesugaredType(...) #4075
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…pe(...) Add test case for crash triggered in `swift::TypeBase::getDesugaredType(...)`. Current number of unresolved compiler crashers: 39 (5156 resolved) Stack trace: ``` 4 swift 0x0000000001157360 swift::TypeBase::getDesugaredType() + 32 6 swift 0x0000000000edc01e swift::TypeChecker::addImplicitConstructors(swift::NominalTypeDecl*) + 654 7 swift 0x0000000000ecfa1e swift::TypeChecker::checkInheritanceClause(swift::Decl*, swift::GenericTypeResolver*) + 5998 8 swift 0x0000000000ed0d97 swift::TypeChecker::validateDecl(swift::ValueDecl*, bool) + 375 12 swift 0x0000000000f4676e swift::TypeChecker::resolveIdentifierType(swift::DeclContext*, swift::IdentTypeRepr*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, bool, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 158 14 swift 0x0000000000f476b4 swift::TypeChecker::resolveType(swift::TypeRepr*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 164 15 swift 0x0000000000f46660 swift::TypeChecker::validateType(swift::TypeLoc&, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 192 16 swift 0x0000000000ecf74a swift::TypeChecker::checkInheritanceClause(swift::Decl*, swift::GenericTypeResolver*) + 5274 17 swift 0x0000000000ed0d97 swift::TypeChecker::validateDecl(swift::ValueDecl*, bool) + 375 21 swift 0x0000000000f4676e swift::TypeChecker::resolveIdentifierType(swift::DeclContext*, swift::IdentTypeRepr*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, bool, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 158 23 swift 0x0000000000f476b4 swift::TypeChecker::resolveType(swift::TypeRepr*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 164 24 swift 0x0000000000f46660 swift::TypeChecker::validateType(swift::TypeLoc&, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 192 25 swift 0x0000000000f18f01 swift::TypeChecker::typeCheckPattern(swift::Pattern*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*) + 945 28 swift 0x0000000000ed7186 swift::TypeChecker::typeCheckDecl(swift::Decl*, bool) + 150 31 swift 0x0000000000f3f7bd swift::TypeChecker::typeCheckConstructorBodyUntil(swift::ConstructorDecl*, swift::SourceLoc) + 845 32 swift 0x0000000000f3f1c2 swift::TypeChecker::typeCheckAbstractFunctionBodyUntil(swift::AbstractFunctionDecl*, swift::SourceLoc) + 34 33 swift 0x0000000000f3fd93 swift::TypeChecker::typeCheckAbstractFunctionBody(swift::AbstractFunctionDecl*) + 179 35 swift 0x0000000000efb1c1 swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int, unsigned int) + 1281 36 swift 0x0000000000c7b5b9 swift::CompilerInstance::performSema() + 3289 38 swift 0x00000000007db4e7 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 2887 39 swift 0x00000000007a72d8 main + 2872 Stack dump: 0. Program arguments: /path/to/swift/bin/swift -frontend -c -primary-file validation-test/compiler_crashers/28386-swift-typebase-getdesugaredtype.swift -target x86_64-unknown-linux-gnu -disable-objc-interop -module-name main -o /tmp/28386-swift-typebase-getdesugaredtype-c6011a.o 1. While type-checking 'init' at validation-test/compiler_crashers/28386-swift-typebase-getdesugaredtype.swift:9:10 2. While type-checking declaration 0x6733b58 at validation-test/compiler_crashers/28386-swift-typebase-getdesugaredtype.swift:9:17 3. While resolving type A at [validation-test/compiler_crashers/28386-swift-typebase-getdesugaredtype.swift:9:21 - line:9:21] RangeText="A" 4. While resolving type B at [validation-test/compiler_crashers/28386-swift-typebase-getdesugaredtype.swift:11:9 - line:11:9] RangeText="B" <unknown>:0: error: unable to execute command: Segmentation fault <unknown>:0: error: compile command failed due to signal (use -v to see invocation) ```
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@swift-ci please test and merge |
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This Linux cherry pick of LLVM has been nothing but trouble. |
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@CodaFi I'm afraid I don't have the background knowledge to parse your comment :-) Is there a common root cause for the latest crashers added? |
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Add test case for crash triggered in
swift::TypeBase::getDesugaredType(...).Current number of unresolved compiler crashers: 39 (5156 resolved)
Stack trace: