[swiftc (41 vs. 5156)] Add crasher in swift::TypeBase::getCanonicalType(...) #4079
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…pe(...) Add test case for crash triggered in `swift::TypeBase::getCanonicalType(...)`. Current number of unresolved compiler crashers: 41 (5156 resolved) Stack trace: ``` 4 swift 0x0000000001152aa4 swift::TypeBase::getCanonicalType() + 20 5 swift 0x00000000011314bf swift::ModuleDecl::lookupConformance(swift::Type, swift::ProtocolDecl*, swift::LazyResolver*) + 1215 6 swift 0x0000000000f1e3ca swift::TypeChecker::conformsToProtocol(swift::Type, swift::ProtocolDecl*, swift::DeclContext*, swift::OptionSet<swift::ConformanceCheckFlags, unsigned int>, swift::ProtocolConformance**, swift::SourceLoc) + 106 9 swift 0x0000000000f219be swift::TypeChecker::resolveTypeWitness(swift::NormalProtocolConformance const*, swift::AssociatedTypeDecl*) + 254 10 swift 0x000000000114c126 swift::NormalProtocolConformance::getTypeWitnessSubstAndDecl(swift::AssociatedTypeDecl*, swift::LazyResolver*) const + 150 11 swift 0x000000000114c068 swift::ProtocolConformance::getTypeWitnessSubstAndDecl(swift::AssociatedTypeDecl*, swift::LazyResolver*) const + 40 13 swift 0x0000000000f14f64 swift::TypeChecker::lookupUnqualified(swift::DeclContext*, swift::DeclName, swift::SourceLoc, swift::OptionSet<swift::NameLookupFlags, unsigned int>) + 404 14 swift 0x0000000000ebb724 swift::TypeChecker::resolveDeclRefExpr(swift::UnresolvedDeclRefExpr*, swift::DeclContext*) + 116 17 swift 0x0000000001099f4b swift::Expr::walk(swift::ASTWalker&) + 75 18 swift 0x0000000000ebcf10 swift::TypeChecker::solveForExpression(swift::Expr*&, swift::DeclContext*, swift::Type, swift::FreeTypeVariableBinding, swift::ExprTypeCheckListener*, swift::constraints::ConstraintSystem&, llvm::SmallVectorImpl<swift::constraints::Solution>&, swift::OptionSet<swift::TypeCheckExprFlags, unsigned int>) + 224 19 swift 0x0000000000ec415d swift::TypeChecker::typeCheckExpression(swift::Expr*&, swift::DeclContext*, swift::TypeLoc, swift::ContextualTypePurpose, swift::OptionSet<swift::TypeCheckExprFlags, unsigned int>, swift::ExprTypeCheckListener*, swift::constraints::ConstraintSystem*) + 621 20 swift 0x0000000000ec5310 swift::TypeChecker::typeCheckBinding(swift::Pattern*&, swift::Expr*&, swift::DeclContext*) + 352 21 swift 0x0000000000ec552b swift::TypeChecker::typeCheckPatternBinding(swift::PatternBindingDecl*, unsigned int) + 267 30 swift 0x0000000000ed7186 swift::TypeChecker::typeCheckDecl(swift::Decl*, bool) + 150 31 swift 0x0000000000efb0c2 swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int, unsigned int) + 1026 32 swift 0x0000000000c7b5b9 swift::CompilerInstance::performSema() + 3289 34 swift 0x00000000007db4e7 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 2887 35 swift 0x00000000007a72d8 main + 2872 Stack dump: 0. Program arguments: /path/to/swift/bin/swift -frontend -c -primary-file validation-test/compiler_crashers/28388-swift-typebase-getcanonicaltype.swift -target x86_64-unknown-linux-gnu -disable-objc-interop -module-name main -o /tmp/28388-swift-typebase-getcanonicaltype-da6437.o 1. While type-checking 'A' at validation-test/compiler_crashers/28388-swift-typebase-getcanonicaltype.swift:9:1 2. While type-checking expression at [validation-test/compiler_crashers/28388-swift-typebase-getcanonicaltype.swift:9:55 - line:9:57] RangeText="f=1" <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 smoke test and merge |
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@swift-ci Please smoke test OS X platform |
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Add test case for crash triggered in
swift::TypeBase::getCanonicalType(...).Current number of unresolved compiler crashers: 41 (5156 resolved)
Stack trace: