[swiftc (36 vs. 5154)] Add crasher in swift::ArchetypeBuilder::addRequirement(...) #3900
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…uirement(...) Add test case for crash triggered in `swift::ArchetypeBuilder::addRequirement(...)`. Current number of unresolved compiler crashers: 36 (5154 resolved) Assertion failure in [`lib/AST/ArchetypeBuilder.cpp (line 1489)`](https://github.com/apple/swift/blob/master/lib/AST/ArchetypeBuilder.cpp#L1489): ``` Assertion `!invalid && "Re-introducing invalid requirement"' failed. When executing: void swift::ArchetypeBuilder::addRequirement(const swift::Requirement &, swift::RequirementSource) ``` Assertion context: ``` (void)existential; // Add each of the protocols. for (auto proto : conformsTo) { bool invalid = addConformanceRequirement(pa, proto, source); assert(!invalid && "Re-introducing invalid requirement"); (void)invalid; } return; } ``` Stack trace: ``` swift: /path/to/swift/lib/AST/ArchetypeBuilder.cpp:1489: void swift::ArchetypeBuilder::addRequirement(const swift::Requirement &, swift::RequirementSource): Assertion `!invalid && "Re-introducing invalid requirement"' failed. 8 swift 0x00000000010168bd swift::ArchetypeBuilder::addRequirement(swift::Requirement const&, swift::RequirementSource) + 605 9 swift 0x0000000001018553 swift::ArchetypeBuilder::addGenericSignature(swift::GenericSignature*, bool, bool) + 515 10 swift 0x0000000000f0c52f swift::TypeChecker::checkGenericParamList(swift::ArchetypeBuilder*, swift::GenericParamList*, swift::GenericSignature*, bool, swift::GenericTypeResolver*) + 63 11 swift 0x0000000000f0df47 swift::TypeChecker::validateGenericSignature(swift::GenericParamList*, swift::DeclContext*, swift::GenericSignature*, std::function<bool (swift::ArchetypeBuilder&)>, bool&) + 135 12 swift 0x0000000000f0ea9f swift::TypeChecker::validateGenericTypeSignature(swift::GenericTypeDecl*) + 111 13 swift 0x0000000000ecd466 swift::TypeChecker::validateDecl(swift::ValueDecl*, bool) + 1830 14 swift 0x000000000113b66b swift::DeclContext::lookupQualified(swift::Type, swift::DeclName, swift::NLOptions, swift::LazyResolver*, llvm::SmallVectorImpl<swift::ValueDecl*>&) const + 2667 15 swift 0x0000000001139efb swift::UnqualifiedLookup::UnqualifiedLookup(swift::DeclName, swift::DeclContext*, swift::LazyResolver*, bool, swift::SourceLoc, bool, bool) + 2491 16 swift 0x0000000000f10d5b swift::TypeChecker::lookupUnqualified(swift::DeclContext*, swift::DeclName, swift::SourceLoc, swift::OptionSet<swift::NameLookupFlags, unsigned int>) + 187 19 swift 0x0000000000f4322e swift::TypeChecker::resolveIdentifierType(swift::DeclContext*, swift::IdentTypeRepr*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, bool, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 158 21 swift 0x0000000000f44184 swift::TypeChecker::resolveType(swift::TypeRepr*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 164 22 swift 0x0000000000f43120 swift::TypeChecker::validateType(swift::TypeLoc&, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 192 23 swift 0x0000000000f14df9 swift::TypeChecker::typeCheckPattern(swift::Pattern*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*) + 937 25 swift 0x0000000000ecdc4b swift::TypeChecker::validateDecl(swift::ValueDecl*, bool) + 3851 28 swift 0x0000000000f1be0e swift::TypeChecker::checkConformance(swift::NormalProtocolConformance*) + 1694 29 swift 0x0000000000f1c547 swift::TypeChecker::checkConformancesInContext(swift::DeclContext*, swift::IterableDeclContext*) + 471 32 swift 0x0000000000ed31a6 swift::TypeChecker::typeCheckDecl(swift::Decl*, bool) + 150 35 swift 0x0000000000f3d154 swift::TypeChecker::typeCheckClosureBody(swift::ClosureExpr*) + 244 36 swift 0x0000000000f696ac swift::constraints::ConstraintSystem::applySolution(swift::constraints::Solution&, swift::Expr*, swift::Type, bool, bool, bool) + 876 37 swift 0x0000000000ec037a swift::TypeChecker::typeCheckExpression(swift::Expr*&, swift::DeclContext*, swift::TypeLoc, swift::ContextualTypePurpose, swift::OptionSet<swift::TypeCheckExprFlags, unsigned int>, swift::ExprTypeCheckListener*, swift::constraints::ConstraintSystem*) + 778 40 swift 0x0000000000f3d154 swift::TypeChecker::typeCheckClosureBody(swift::ClosureExpr*) + 244 41 swift 0x0000000000f696ac swift::constraints::ConstraintSystem::applySolution(swift::constraints::Solution&, swift::Expr*, swift::Type, bool, bool, bool) + 876 42 swift 0x0000000000ec037a swift::TypeChecker::typeCheckExpression(swift::Expr*&, swift::DeclContext*, swift::TypeLoc, swift::ContextualTypePurpose, swift::OptionSet<swift::TypeCheckExprFlags, unsigned int>, swift::ExprTypeCheckListener*, swift::constraints::ConstraintSystem*) + 778 44 swift 0x0000000000f3d296 swift::TypeChecker::typeCheckTopLevelCodeDecl(swift::TopLevelCodeDecl*) + 134 45 swift 0x0000000000ef6fed swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int, unsigned int) + 1133 46 swift 0x0000000000c77d69 swift::CompilerInstance::performSema() + 3289 48 swift 0x00000000007db0d7 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 2887 49 swift 0x00000000007a6fb8 main + 2872 Stack dump: 0. Program arguments: /path/to/swift/bin/swift -frontend -c -primary-file validation-test/compiler_crashers/28381-swift-archetypebuilder-addrequirement.swift -target x86_64-unknown-linux-gnu -disable-objc-interop -module-name main -o /tmp/28381-swift-archetypebuilder-addrequirement-cb9111.o 1. While type-checking expression at [validation-test/compiler_crashers/28381-swift-archetypebuilder-addrequirement.swift:10:1 - line:14:13] RangeText="{{ 2. While type-checking expression at [validation-test/compiler_crashers/28381-swift-archetypebuilder-addrequirement.swift:10:2 - line:11:10] RangeText="{ 3. While type-checking 'A' at validation-test/compiler_crashers/28381-swift-archetypebuilder-addrequirement.swift:11:1 4. While resolving type A at [validation-test/compiler_crashers/28381-swift-archetypebuilder-addrequirement.swift:12:7 - line:12:7] RangeText="A" <unknown>:0: error: unable to execute command: Aborted <unknown>:0: error: compile command failed due to signal (use -v to see invocation) ```
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@swift-ci please smoke test. |
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Add test case for crash triggered in
swift::ArchetypeBuilder::addRequirement(...).Current number of unresolved compiler crashers: 36 (5154 resolved)
Assertion failure in
lib/AST/ArchetypeBuilder.cpp (line 1489):Assertion context:
Stack trace: