Commits

practicalswift committed 2de82e5b8f6
[swiftc (72 vs. 5110)] Add crasher in swift::PrintOptions::setArchetypeAndDynamicSelfTransform(...) Add test case for crash triggered in `swift::PrintOptions::setArchetypeAndDynamicSelfTransform(...)`. Current number of unresolved compiler crashers: 72 (5110 resolved) Assertion failure in [`lib/AST/ASTPrinter.cpp (line 68)`](https://github.com/apple/swift/blob/master/lib/AST/ASTPrinter.cpp#L68): ``` Assertion `ParamDecls.size() == Args.size()' failed. When executing: std::unique_ptr<llvm::DenseMap<StringRef, Type> > swift::collectNameTypeMap(swift::Type) ``` Assertion context: ``` if (!D || !D->getGenericParams()) continue; SmallVector<Type, 3> Scrach; auto Args = BaseTy->getAllGenericArgs(Scrach); const auto ParamDecls = D->getGenericParams()->getParams(); assert(ParamDecls.size() == Args.size()); // Map type parameter names with their instantiating arguments. for (unsigned I = 0, N = ParamDecls.size(); I < N; I++) { (*IdMap)[ParamDecls[I]->getName().str()] = Args[I]; } ``` Stack trace: ``` swift: /path/to/swift/lib/AST/ASTPrinter.cpp:68: std::unique_ptr<llvm::DenseMap<StringRef, Type> > swift::collectNameTypeMap(swift::Type): Assertion `ParamDecls.size() == Args.size()' failed. 9 swift 0x000000000104b5d2 swift::PrintOptions::setArchetypeAndDynamicSelfTransform(swift::Type, swift::DeclContext*) + 130 13 swift 0x0000000000f11a57 swift::TypeChecker::checkConformance(swift::NormalProtocolConformance*) + 2423 14 swift 0x0000000000f11ec7 swift::TypeChecker::checkConformancesInContext(swift::DeclContext*, swift::IterableDeclContext*) + 471 19 swift 0x0000000000ec9ab6 swift::TypeChecker::typeCheckDecl(swift::Decl*, bool) + 150 22 swift 0x0000000000f32a64 swift::TypeChecker::typeCheckClosureBody(swift::ClosureExpr*) + 244 23 swift 0x0000000000f5e7ac swift::constraints::ConstraintSystem::applySolution(swift::constraints::Solution&, swift::Expr*, swift::Type, bool, bool, bool) + 876 24 swift 0x0000000000eb7b41 swift::TypeChecker::typeCheckExpression(swift::Expr*&, swift::DeclContext*, swift::TypeLoc, swift::ContextualTypePurpose, swift::OptionSet<swift::TypeCheckExprFlags, unsigned int>, swift::ExprTypeCheckListener*) + 769 26 swift 0x0000000000f32ba6 swift::TypeChecker::typeCheckTopLevelCodeDecl(swift::TopLevelCodeDecl*) + 134 27 swift 0x0000000000eec48d swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int, unsigned int) + 1133 28 swift 0x0000000000c73849 swift::CompilerInstance::performSema() + 3289 30 swift 0x00000000007d95c7 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 2887 31 swift 0x00000000007a55c8 main + 2872 Stack dump: 0. Program arguments: /path/to/swift/bin/swift -frontend -c -primary-file validation-test/compiler_crashers/28372-swift-printoptions-setarchetypeanddynamicselftransform.swift -target x86_64-unknown-linux-gnu -disable-objc-interop -module-name main -o /tmp/28372-swift-printoptions-setarchetypeanddynamicselftransform-7809a8.o 1. While type-checking expression at [validation-test/compiler_crashers/28372-swift-printoptions-setarchetypeanddynamicselftransform.swift:10:1 - line:12:11] RangeText="{protocol a{ 2. While type-checking 'a' at validation-test/compiler_crashers/28372-swift-printoptions-setarchetypeanddynamicselftransform.swift:10:2 <unknown>:0: error: unable to execute command: Aborted <unknown>:0: error: compile command failed due to signal (use -v to see invocation) ```