[swiftc (29 vs. 5563)] Add crasher in swift::TypeChecker::validateGenericTypeSignature(...) #10407
Conversation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
…ericTypeSignature(...) Add test case for crash triggered in `swift::TypeChecker::validateGenericTypeSignature(...)`. Current number of unresolved compiler crashers: 29 (5563 resolved) /cc @slavapestov - just wanted to let you know that this crasher caused an assertion failure for the assertion `(GenericSigOrEnv.isNull() || getGenericSignature()->getCanonicalSignature() == genericEnv->getGenericSignature()->getCanonicalSignature()) && "set a generic environment with a different generic signature"` added on 2017-02-17 by you in commit ad78604 :-) Assertion failure in [`lib/AST/Decl.cpp (line 665)`](https://github.com/apple/swift/blob/531c2e8868d608e03af588c27eb6c479c861cf87/lib/AST/Decl.cpp#L665): ``` Assertion `(GenericSigOrEnv.isNull() || getGenericSignature()->getCanonicalSignature() == genericEnv->getGenericSignature()->getCanonicalSignature()) && "set a generic environment with a different generic signature"' failed. When executing: void swift::GenericContext::setGenericEnvironment(swift::GenericEnvironment *) ``` Assertion context: ```c++ void GenericContext::setGenericEnvironment(GenericEnvironment *genericEnv) { assert((GenericSigOrEnv.isNull() || getGenericSignature()->getCanonicalSignature() == genericEnv->getGenericSignature()->getCanonicalSignature()) && "set a generic environment with a different generic signature"); this->GenericSigOrEnv = genericEnv; if (genericEnv) genericEnv->setOwningDeclContext(this); } ``` Stack trace: ``` 0 0x0000000003a765e8 llvm::sys::PrintStackTrace(llvm::raw_ostream&) (/path/to/swift/bin/swift+0x3a765e8) 1 0x0000000003a76d26 SignalHandler(int) (/path/to/swift/bin/swift+0x3a76d26) 2 0x00007f147faff390 __restore_rt (/lib/x86_64-linux-gnu/libpthread.so.0+0x11390) 3 0x00007f147e024428 gsignal /build/glibc-bfm8X4/glibc-2.23/signal/../sysdeps/unix/sysv/linux/raise.c:54:0 4 0x00007f147e02602a abort /build/glibc-bfm8X4/glibc-2.23/stdlib/abort.c:91:0 5 0x00007f147e01cbd7 __assert_fail_base /build/glibc-bfm8X4/glibc-2.23/assert/assert.c:92:0 6 0x00007f147e01cc82 (/lib/x86_64-linux-gnu/libc.so.6+0x2dc82) 7 0x000000000153d04b (/path/to/swift/bin/swift+0x153d04b) 8 0x0000000001386244 swift::TypeChecker::validateGenericTypeSignature(swift::GenericTypeDecl*) (/path/to/swift/bin/swift+0x1386244) 9 0x0000000001357050 swift::TypeChecker::validateDecl(swift::ValueDecl*) (/path/to/swift/bin/swift+0x1357050) 10 0x0000000001356ae9 swift::TypeChecker::validateDecl(swift::ValueDecl*) (/path/to/swift/bin/swift+0x1356ae9) 11 0x0000000001388bdd swift::TypeChecker::lookupMemberType(swift::DeclContext*, swift::Type, swift::Identifier, swift::OptionSet<swift::NameLookupFlags, unsigned int>) (/path/to/swift/bin/swift+0x1388bdd) 12 0x00000000013d218b resolveIdentTypeComponent(swift::TypeChecker&, swift::DeclContext*, llvm::ArrayRef<swift::ComponentIdentTypeRepr*>, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, bool, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) (/path/to/swift/bin/swift+0x13d218b) 13 0x00000000013d1939 swift::TypeChecker::resolveIdentifierType(swift::DeclContext*, swift::IdentTypeRepr*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, bool, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) (/path/to/swift/bin/swift+0x13d1939) 14 0x00000000013d26a8 (anonymous namespace)::TypeResolver::resolveType(swift::TypeRepr*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>) (/path/to/swift/bin/swift+0x13d26a8) 15 0x00000000013d25ac swift::TypeChecker::resolveType(swift::TypeRepr*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) (/path/to/swift/bin/swift+0x13d25ac) 16 0x00000000013d0fb0 swift::TypeChecker::validateType(swift::TypeLoc&, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) (/path/to/swift/bin/swift+0x13d0fb0) 17 0x000000000148c461 swift::IterativeTypeChecker::processResolveInheritedClauseEntry(std::pair<llvm::PointerUnion<swift::TypeDecl*, swift::ExtensionDecl*>, unsigned int>, llvm::function_ref<bool (swift::TypeCheckRequest)>) (/path/to/swift/bin/swift+0x148c461) 18 0x0000000001455fc6 swift::IterativeTypeChecker::satisfy(swift::TypeCheckRequest) (/path/to/swift/bin/swift+0x1455fc6) 19 0x000000000134d699 swift::TypeChecker::resolveInheritanceClause(llvm::PointerUnion<swift::TypeDecl*, swift::ExtensionDecl*>) (/path/to/swift/bin/swift+0x134d699) 20 0x0000000001576e24 swift::GenericSignatureBuilder::addInheritedRequirements(swift::TypeDecl*, llvm::PointerUnion<swift::GenericSignatureBuilder::PotentialArchetype*, swift::Type>, swift::GenericSignatureBuilder::RequirementSource const*, swift::ModuleDecl*) (/path/to/swift/bin/swift+0x1576e24) 21 0x00000000015774f4 swift::GenericSignatureBuilder::addConformanceRequirement(swift::GenericSignatureBuilder::PotentialArchetype*, swift::ProtocolDecl*, swift::GenericSignatureBuilder::RequirementSource const*) (/path/to/swift/bin/swift+0x15774f4) 22 0x000000000157ae25 swift::GenericSignatureBuilder::addTypeRequirement(llvm::PointerUnion<swift::GenericSignatureBuilder::PotentialArchetype*, swift::Type>, llvm::PointerUnion<swift::GenericSignatureBuilder::PotentialArchetype*, swift::Type>, swift::GenericSignatureBuilder::FloatingRequirementSource, swift::GenericSignatureBuilder::UnresolvedHandlingKind) (/path/to/swift/bin/swift+0x157ae25) 23 0x000000000158c811 swift::GenericSignatureBuilder::ConstraintResult llvm::function_ref<swift::GenericSignatureBuilder::ConstraintResult (swift::Type, swift::TypeRepr const*)>::callback_fn<swift::GenericSignatureBuilder::addInheritedRequirements(swift::TypeDecl*, llvm::PointerUnion<swift::GenericSignatureBuilder::PotentialArchetype*, swift::Type>, swift::GenericSignatureBuilder::RequirementSource const*, swift::ModuleDecl*)::$_26>(long, swift::Type, swift::TypeRepr const*) (/path/to/swift/bin/swift+0x158c811) 24 0x0000000001584ff2 std::_Function_handler<void (swift::Type, swift::TypeRepr const*), visitInherited(llvm::ArrayRef<swift::TypeLoc>, llvm::function_ref<swift::GenericSignatureBuilder::ConstraintResult (swift::Type, swift::TypeRepr const*)>)::$_60>::_M_invoke(std::_Any_data const&, swift::Type&&, swift::TypeRepr const*&&) (/path/to/swift/bin/swift+0x1584ff2) 25 0x0000000001576f21 swift::GenericSignatureBuilder::addInheritedRequirements(swift::TypeDecl*, llvm::PointerUnion<swift::GenericSignatureBuilder::PotentialArchetype*, swift::Type>, swift::GenericSignatureBuilder::RequirementSource const*, swift::ModuleDecl*) (/path/to/swift/bin/swift+0x1576f21) 26 0x00000000015774f4 swift::GenericSignatureBuilder::addConformanceRequirement(swift::GenericSignatureBuilder::PotentialArchetype*, swift::ProtocolDecl*, swift::GenericSignatureBuilder::RequirementSource const*) (/path/to/swift/bin/swift+0x15774f4) 27 0x000000000157ae25 swift::GenericSignatureBuilder::addTypeRequirement(llvm::PointerUnion<swift::GenericSignatureBuilder::PotentialArchetype*, swift::Type>, llvm::PointerUnion<swift::GenericSignatureBuilder::PotentialArchetype*, swift::Type>, swift::GenericSignatureBuilder::FloatingRequirementSource, swift::GenericSignatureBuilder::UnresolvedHandlingKind) (/path/to/swift/bin/swift+0x157ae25) 28 0x000000000158c811 swift::GenericSignatureBuilder::ConstraintResult llvm::function_ref<swift::GenericSignatureBuilder::ConstraintResult (swift::Type, swift::TypeRepr const*)>::callback_fn<swift::GenericSignatureBuilder::addInheritedRequirements(swift::TypeDecl*, llvm::PointerUnion<swift::GenericSignatureBuilder::PotentialArchetype*, swift::Type>, swift::GenericSignatureBuilder::RequirementSource const*, swift::ModuleDecl*)::$_26>(long, swift::Type, swift::TypeRepr const*) (/path/to/swift/bin/swift+0x158c811) 29 0x0000000001584ff2 std::_Function_handler<void (swift::Type, swift::TypeRepr const*), visitInherited(llvm::ArrayRef<swift::TypeLoc>, llvm::function_ref<swift::GenericSignatureBuilder::ConstraintResult (swift::Type, swift::TypeRepr const*)>)::$_60>::_M_invoke(std::_Any_data const&, swift::Type&&, swift::TypeRepr const*&&) (/path/to/swift/bin/swift+0x1584ff2) 30 0x0000000001576f21 swift::GenericSignatureBuilder::addInheritedRequirements(swift::TypeDecl*, llvm::PointerUnion<swift::GenericSignatureBuilder::PotentialArchetype*, swift::Type>, swift::GenericSignatureBuilder::RequirementSource const*, swift::ModuleDecl*) (/path/to/swift/bin/swift+0x1576f21) 31 0x0000000001576d3e swift::GenericSignatureBuilder::addGenericParameterRequirements(swift::GenericTypeParamDecl*) (/path/to/swift/bin/swift+0x1576d3e) 32 0x0000000001382832 swift::TypeChecker::checkGenericParamList(swift::GenericSignatureBuilder*, swift::GenericParamList*, swift::GenericSignature*, swift::GenericTypeResolver*) (/path/to/swift/bin/swift+0x1382832) 33 0x0000000001385e14 swift::TypeChecker::checkGenericEnvironment(swift::GenericParamList*, swift::DeclContext*, swift::GenericSignature*, bool, llvm::function_ref<void (swift::GenericSignatureBuilder&)>) (/path/to/swift/bin/swift+0x1385e14) 34 0x000000000135bf8c checkExtensionGenericParams(swift::TypeChecker&, swift::ExtensionDecl*, swift::Type, swift::GenericParamList*) (/path/to/swift/bin/swift+0x135bf8c) 35 0x000000000134f56f swift::TypeChecker::validateExtension(swift::ExtensionDecl*) (/path/to/swift/bin/swift+0x134f56f) 36 0x00000000013655eb (anonymous namespace)::DeclChecker::visitExtensionDecl(swift::ExtensionDecl*) (/path/to/swift/bin/swift+0x13655eb) 37 0x00000000013552c4 (anonymous namespace)::DeclChecker::visit(swift::Decl*) (/path/to/swift/bin/swift+0x13552c4) 38 0x0000000001355193 swift::TypeChecker::typeCheckDecl(swift::Decl*, bool) (/path/to/swift/bin/swift+0x1355193) 39 0x00000000013dff04 swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int, unsigned int, unsigned int) (/path/to/swift/bin/swift+0x13dff04) 40 0x0000000000f9de7d swift::CompilerInstance::performSema() (/path/to/swift/bin/swift+0xf9de7d) 41 0x00000000004abe79 performCompile(swift::CompilerInstance&, swift::CompilerInvocation&, llvm::ArrayRef<char const*>, int&, swift::FrontendObserver*, swift::UnifiedStatsReporter*) (/path/to/swift/bin/swift+0x4abe79) 42 0x00000000004aa419 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) (/path/to/swift/bin/swift+0x4aa419) 43 0x0000000000465697 main (/path/to/swift/bin/swift+0x465697) 44 0x00007f147e00f830 __libc_start_main /build/glibc-bfm8X4/glibc-2.23/csu/../csu/libc-start.c:325:0 45 0x0000000000462d39 _start (/path/to/swift/bin/swift+0x462d39) ```
|
@swift-ci please test and merge |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Add test case for crash triggered in
swift::TypeChecker::validateGenericTypeSignature(...).Current number of unresolved compiler crashers: 29 (5563 resolved)
/cc @slavapestov - just wanted to let you know that this crasher caused an assertion failure for the assertion
(GenericSigOrEnv.isNull() || getGenericSignature()->getCanonicalSignature() == genericEnv->getGenericSignature()->getCanonicalSignature()) && "set a generic environment with a different generic signature"added on 2017-02-17 by you in commit ad78604 :-)Assertion failure in
lib/AST/Decl.cpp (line 665):Assertion context:
Stack trace: