[swiftc (137 vs. 5198)] Add crasher in swift::Type::transform #5839
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Add test case for crash triggered in `swift::Type::transform`. Current number of unresolved compiler crashers: 137 (5198 resolved) Assertion failure in [`lib/AST/ASTContext.cpp (line 3333)`](https://github.com/apple/swift/blob/master/lib/AST/ASTContext.cpp#L3333): ``` Assertion `!objectTy->is<LValueType>() && !objectTy->is<InOutType>() && "cannot have 'inout' or @lvalue wrapped inside an @lvalue"' failed. When executing: static swift::LValueType *swift::LValueType::get(swift::Type) ``` Assertion context: ``` LValueType *LValueType::get(Type objectTy) { assert(!objectTy->hasError() && "cannot have ErrorType wrapped inside LValueType"); assert(!objectTy->is<LValueType>() && !objectTy->is<InOutType>() && "cannot have 'inout' or @lvalue wrapped inside an @lvalue"); auto properties = objectTy->getRecursiveProperties() | RecursiveTypeProperties::IsLValue; auto arena = getArena(properties); auto &C = objectTy->getASTContext(); ``` Stack trace: ``` 0 0x00000000031eb0d8 llvm::sys::PrintStackTrace(llvm::raw_ostream&) (/path/to/swift/bin/swift+0x31eb0d8) 1 0x00000000031eb926 SignalHandler(int) (/path/to/swift/bin/swift+0x31eb926) 2 0x00007f66a084a330 __restore_rt (/lib/x86_64-linux-gnu/libpthread.so.0+0x10330) 3 0x00007f669f008c37 gsignal /build/eglibc-oGUzwX/eglibc-2.19/signal/../nptl/sysdeps/unix/sysv/linux/raise.c:56:0 4 0x00007f669f00c028 abort /build/eglibc-oGUzwX/eglibc-2.19/stdlib/abort.c:91:0 5 0x00007f669f001bf6 __assert_fail_base /build/eglibc-oGUzwX/eglibc-2.19/assert/assert.c:92:0 6 0x00007f669f001ca2 (/lib/x86_64-linux-gnu/libc.so.6+0x2fca2) 7 0x0000000000d1a79c (/path/to/swift/bin/swift+0xd1a79c) 8 0x0000000000df8e48 swift::Type::transform(llvm::function_ref<swift::Type (swift::Type)>) const (/path/to/swift/bin/swift+0xdf8e48) 9 0x0000000000cc7624 swift::Type llvm::function_ref<swift::Type (swift::Type)>::callback_fn<swift::constraints::ConstraintSystem::simplifyType(swift::Type)::$_3>(long, swift::Type) (/path/to/swift/bin/swift+0xcc7624) 10 0x0000000000df81b3 swift::Type::transform(llvm::function_ref<swift::Type (swift::Type)>) const (/path/to/swift/bin/swift+0xdf81b3) 11 0x0000000000cc37b4 swift::constraints::ConstraintSystem::simplifyType(swift::Type) (/path/to/swift/bin/swift+0xcc37b4) 12 0x0000000000c9f0e6 swift::constraints::ConstraintSystem::solveSimplified(llvm::SmallVectorImpl<swift::constraints::Solution>&, swift::FreeTypeVariableBinding) (/path/to/swift/bin/swift+0xc9f0e6) 13 0x0000000000c9c919 swift::constraints::ConstraintSystem::solveRec(llvm::SmallVectorImpl<swift::constraints::Solution>&, swift::FreeTypeVariableBinding) (/path/to/swift/bin/swift+0xc9c919) 14 0x0000000000ca212e swift::constraints::ConstraintSystem::solveSimplified(llvm::SmallVectorImpl<swift::constraints::Solution>&, swift::FreeTypeVariableBinding) (/path/to/swift/bin/swift+0xca212e) 15 0x0000000000c9d1c3 swift::constraints::ConstraintSystem::solveRec(llvm::SmallVectorImpl<swift::constraints::Solution>&, swift::FreeTypeVariableBinding) (/path/to/swift/bin/swift+0xc9d1c3) 16 0x0000000000c9c33d swift::constraints::ConstraintSystem::solve(llvm::SmallVectorImpl<swift::constraints::Solution>&, swift::FreeTypeVariableBinding) (/path/to/swift/bin/swift+0xc9c33d) 17 0x0000000000c9eacd swift::constraints::ConstraintSystem::solve(swift::Expr*&, swift::Type, swift::ExprTypeCheckListener*, llvm::SmallVectorImpl<swift::constraints::Solution>&, swift::FreeTypeVariableBinding) (/path/to/swift/bin/swift+0xc9eacd) 18 0x0000000000b9b33b 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>) (/path/to/swift/bin/swift+0xb9b33b) 19 0x0000000000b9de2e swift::TypeChecker::typeCheckExpression(swift::Expr*&, swift::DeclContext*, swift::TypeLoc, swift::ContextualTypePurpose, swift::OptionSet<swift::TypeCheckExprFlags, unsigned int>, swift::ExprTypeCheckListener*, swift::constraints::ConstraintSystem*) (/path/to/swift/bin/swift+0xb9de2e) 20 0x0000000000c12f84 swift::ASTVisitor<(anonymous namespace)::StmtChecker, void, swift::Stmt*, void, void, void, void>::visit(swift::Stmt*) (/path/to/swift/bin/swift+0xc12f84) 21 0x0000000000c127a6 swift::TypeChecker::typeCheckTopLevelCodeDecl(swift::TopLevelCodeDecl*) (/path/to/swift/bin/swift+0xc127a6) 22 0x0000000000c2674a swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int, unsigned int) (/path/to/swift/bin/swift+0xc2674a) 23 0x000000000093a746 swift::CompilerInstance::performSema() (/path/to/swift/bin/swift+0x93a746) 24 0x000000000047f305 performCompile(swift::CompilerInstance&, swift::CompilerInvocation&, llvm::ArrayRef<char const*>, int&, swift::FrontendObserver*) (/path/to/swift/bin/swift+0x47f305) 25 0x000000000047e19f swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) (/path/to/swift/bin/swift+0x47e19f) 26 0x00000000004450ea main (/path/to/swift/bin/swift+0x4450ea) 27 0x00007f669eff3f45 __libc_start_main /build/eglibc-oGUzwX/eglibc-2.19/csu/libc-start.c:321:0 28 0x0000000000442866 _start (/path/to/swift/bin/swift+0x442866) ```
Contributor
Author
|
@swift-ci please smoke test and merge |
Contributor
Author
|
@swift-ci please test and merge |
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Add test case for crash triggered in
swift::Type::transform.Current number of unresolved compiler crashers: 137 (5198 resolved)
Assertion failure in
lib/AST/ASTContext.cpp (line 3333):Assertion context:
Stack trace: