[swiftc] Add test case for crash triggered in swift::ArchetypeBuilder::PotentialArchetype::getType(…) #1701
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…::PotentialArchetype::getType(swift::ArchetypeBuilder&) Stack trace: ``` 4 swift 0x0000000000f6acdc swift::ArchetypeBuilder::PotentialArchetype::getType(swift::ArchetypeBuilder&) + 28 6 swift 0x000000000109a93d swift::Type::transform(std::function<swift::Type (swift::Type)> const&) const + 45 7 swift 0x000000000109abc7 swift::Type::transform(std::function<swift::Type (swift::Type)> const&) const + 695 8 swift 0x000000000109aa49 swift::Type::transform(std::function<swift::Type (swift::Type)> const&) const + 313 9 swift 0x0000000000f6af7f swift::ArchetypeBuilder::PotentialArchetype::getType(swift::ArchetypeBuilder&) + 703 10 swift 0x0000000000f70285 swift::ArchetypeBuilder::getArchetype(swift::GenericTypeParamDecl*) + 53 12 swift 0x0000000000e44e2a swift::TypeChecker::validateDecl(swift::ValueDecl*, bool) + 506 13 swift 0x0000000001082f2c swift::DeclContext::lookupQualified(swift::Type, swift::DeclName, unsigned int, swift::LazyResolver*, llvm::SmallVectorImpl<swift::ValueDecl*>&) const + 3612 14 swift 0x0000000000e85347 swift::TypeChecker::lookupMemberType(swift::DeclContext*, swift::Type, swift::Identifier, swift::OptionSet<swift::NameLookupFlags, unsigned int>) + 295 16 swift 0x0000000000eaf42e swift::TypeChecker::resolveIdentifierType(swift::DeclContext*, swift::IdentTypeRepr*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, bool, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 158 18 swift 0x0000000000eb0344 swift::TypeChecker::resolveType(swift::TypeRepr*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 164 19 swift 0x0000000000eaf32a swift::TypeChecker::validateType(swift::TypeLoc&, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 42 20 swift 0x0000000000e80a06 swift::TypeChecker::checkGenericParamList(swift::ArchetypeBuilder*, swift::GenericParamList*, swift::GenericSignature*, bool, swift::GenericTypeResolver*) + 582 21 swift 0x0000000000e82047 swift::TypeChecker::validateGenericSignature(swift::GenericParamList*, swift::DeclContext*, swift::GenericSignature*, std::function<bool (swift::ArchetypeBuilder&)>, bool&) + 135 22 swift 0x0000000000e823e6 swift::TypeChecker::validateGenericTypeSignature(swift::GenericTypeDecl*) + 102 23 swift 0x0000000000e44d9f swift::TypeChecker::validateDecl(swift::ValueDecl*, bool) + 367 26 swift 0x0000000000e4a8b6 swift::TypeChecker::typeCheckDecl(swift::Decl*, bool) + 150 27 swift 0x0000000000e6dc92 swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int) + 1026 28 swift 0x0000000000cbefbf swift::CompilerInstance::performSema() + 3087 30 swift 0x000000000078bb5f frontend_main(llvm::ArrayRef<char const*>, char const*, void*) + 2495 31 swift 0x0000000000786625 main + 2837 Stack dump: 0. Program arguments: /path/to/swift/bin/swift -frontend -c -primary-file validation-test/compiler_crashers/28273-swift-archetypebuilder-potentialarchetype-gettype.swift -target x86_64-unknown-linux-gnu -disable-objc-interop -module-name main -o /tmp/28273-swift-archetypebuilder-potentialarchetype-gettype-44bd17.o 1. While type-checking 'S' at validation-test/compiler_crashers/28273-swift-archetypebuilder-potentialarchetype-gettype.swift:5:1 2. While resolving type S.e at [validation-test/compiler_crashers/28273-swift-archetypebuilder-potentialarchetype-gettype.swift:5:16 - line:5:18] RangeText="S.e" <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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…typebuilder-potentialarchetype-gettype [swiftc] Add test case for crash triggered in swift::ArchetypeBuilder::PotentialArchetype::getType(…)
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Crash case with stack trace:
Resolved bug number: –
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