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Xcode 12.0.1 (12A7300)
Apple Swift version 5.3 (swiftlang-1200.0.29.2 clang-1200.0.30.1)
Target: x86_64-apple-darwin19.6.0
Additional Detail from JIRA
Votes
0
Component/s
Labels
Bug
Assignee
None
Priority
Medium
md5: 74dcfc119f61aab80efde1dda52db9d0
Issue Description:
Error protocol is self-conformant, which means that it should be possible to implicitly cast `Error.self` to `Error.Type`, and `Error.Protocol` is a subtype of `Error.Type`. But the line from the subj is crashing compiler.
Stack dump:
0. Program arguments: /Applications/Xcode-12.0.1.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift -frontend -c -primary-file /Users/npohilets/git_tree/Probes/SelfConformanceMetatypes/SelfConformanceMetatypes/main.swift -emit-module-path /Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/Objects-normal/x86_64/main~partial.swiftmodule -emit-module-doc-path /Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/Objects-normal/x86_64/main~partial.swiftdoc -emit-module-source-info-path /Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/Objects-normal/x86_64/main~partial.swiftsourceinfo -serialize-diagnostics-path /Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/Objects-normal/x86_64/main.dia -emit-dependencies-path /Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/Objects-normal/x86_64/main.d -emit-reference-dependencies-path /Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/Objects-normal/x86_64/main.swiftdeps -target x86_64-apple-macos10.15 -enable-objc-interop -stack-check -sdk /Applications/Xcode-12.0.1.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.15.sdk -I /Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Products/Debug -F /Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Products/Debug -enable-testing -g -module-cache-path /Users/npohilets/Library/Developer/Xcode/DerivedData/ModuleCache.noindex -swift-version 5 -enforce-exclusivity=checked -Onone -D DEBUG -serialize-debugging-options -Xcc -working-directory -Xcc /Users/npohilets/git_tree/Probes/SelfConformanceMetatypes -enable-anonymous-context-mangled-names -Xcc -I/Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/swift-overrides.hmap -Xcc -iquote -Xcc /Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/SelfConformanceMetatypes-generated-files.hmap -Xcc -I/Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/SelfConformanceMetatypes-own-target-headers.hmap -Xcc -I/Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/SelfConformanceMetatypes-all-target-headers.hmap -Xcc -iquote -Xcc /Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/SelfConformanceMetatypes-project-headers.hmap -Xcc -I/Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Products/Debug/include -Xcc -I/Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/DerivedSources-normal/x86_64 -Xcc -I/Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/DerivedSources/x86_64 -Xcc -I/Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/DerivedSources -Xcc -DDEBUG=1 -target-sdk-version 10.15.6 -module-name SelfConformanceMetatypes -o /Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Build/Intermediates.noindex/SelfConformanceMetatypes.build/Debug/SelfConformanceMetatypes.build/Objects-normal/x86_64/main.o -index-store-path /Users/npohilets/Library/Developer/Xcode/DerivedData/SelfConformanceMetatypes-farvdnpueqorascfaagruerqrvic/Index/DataStore -index-system-modules
1. Apple Swift version 5.3 (swiftlang-1200.0.29.2 clang-1200.0.30.1)
2. While evaluating request IRGenSourceFileRequest(IR Generation for file "/Users/npohilets/git_tree/Probes/SelfConformanceMetatypes/SelfConformanceMetatypes/main.swift")
3. While emitting IR SIL function "@main".
0 swift 0x0000000113f4e865 llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 37
1 swift 0x0000000113f4d865 llvm::sys::RunSignalHandlers() + 85
2 swift 0x0000000113f4ee1f SignalHandler(int) + 111
3 libsystem_platform.dylib 0x00007fff6a2b95fd _sigtramp + 29
4 libsystem_platform.dylib 0x0000000116195000 _sigtramp + 18446603343400647200
5 swift 0x0000000110d5dc5f swift::GenericSignatureImpl::getConformanceAccessPath(swift::Type, swift::ProtocolDecl*) + 31
6 swift 0x000000010fcce944 swift::irgen::emitArchetypeWitnessTableRef(swift::irgen::IRGenFunction&, swift::CanTypeWrapper<swift::ArchetypeType>, swift::ProtocolDecl*) + 372
7 swift 0x000000010fd911a6 forEachProtocolWitnessTable(swift::irgen::IRGenFunction&, swift::CanType, llvm::Value**, swift::CanType, llvm::ArrayRef<swift::ProtocolDecl const*>, llvm::ArrayRef<swift::ProtocolConformanceRef>, llvm::function_ref<void (unsigned int, llvm::Value*)>) + 470
8 swift 0x000000010fd914b2 swift::irgen::emitExistentialMetatypeContainer(swift::irgen::IRGenFunction&, swift::irgen::Explosion&, swift::SILType, llvm::Value*, swift::SILType, llvm::ArrayRef<swift::ProtocolConformanceRef>) + 194
9 swift 0x000000010feaefde swift::SILInstructionVisitor<(anonymous namespace)::IRGenSILFunction, void>::visit(swift::SILInstruction*) + 24222
10 swift 0x000000010fea4c26 swift::irgen::IRGenModule::emitSILFunction(swift::SILFunction*) + 8982
11 swift 0x000000010fd3edc7 swift::irgen::IRGenerator::emitGlobalTopLevel(llvm::StringSet<llvm::MallocAllocator>*) + 1607
12 swift 0x000000010fe799d7 performIRGeneration(swift::IRGenOptions const&, swift::ModuleDecl*, std::__1::unique_ptr<swift::SILModule, std::__1::default_delete<swift::SILModule> >, llvm::StringRef, swift::PrimarySpecificPaths const&, llvm::StringRef, swift::SourceFile*, llvm::GlobalVariable**, llvm::StringSet<llvm::MallocAllocator>*) + 1687
13 swift 0x000000010fea2681 swift::SimpleRequest<swift::IRGenSourceFileRequest, swift::GeneratedModule (swift::IRGenDescriptor), (swift::RequestFlags)9>::evaluateRequest(swift::IRGenSourceFileRequest const&, swift::Evaluator&) + 97
14 swift 0x000000010fe7ddec llvm::Expected<swift::IRGenSourceFileRequest::OutputType> swift::Evaluator::getResultUncached<swift::IRGenSourceFileRequest>(swift::IRGenSourceFileRequest const&) + 940
15 swift 0x000000010fe7a03d swift::performIRGeneration(swift::IRGenOptions const&, swift::SourceFile&, std::__1::unique_ptr<swift::SILModule, std::__1::default_delete<swift::SILModule> >, llvm::StringRef, swift::PrimarySpecificPaths const&, llvm::StringRef, llvm::GlobalVariable**, llvm::StringSet<llvm::MallocAllocator>*) + 269
16 swift 0x000000010fac5d3a performCompileStepsPostSILGen(swift::CompilerInstance&, swift::CompilerInvocation const&, std::__1::unique_ptr<swift::SILModule, std::__1::default_delete<swift::SILModule> >, llvm::PointerUnion<swift::ModuleDecl*, swift::SourceFile*>, swift::PrimarySpecificPaths const&, int&, swift::FrontendObserver*) + 3002
17 swift 0x000000010fab5928 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 20712
18 swift 0x000000010fa36c07 main + 1255
19 libdyld.dylib 0x00007fff6a0c0cc9 start + 1
error: Segmentation fault: 11 (in target 'SelfConformanceMetatypes' from project 'SelfConformanceMetatypes')
The text was updated successfully, but these errors were encountered:
Environment
Xcode 12.0.1 (12A7300)
Apple Swift version 5.3 (swiftlang-1200.0.29.2 clang-1200.0.30.1)
Target: x86_64-apple-darwin19.6.0
Additional Detail from JIRA
md5: 74dcfc119f61aab80efde1dda52db9d0
Issue Description:
Error protocol is self-conformant, which means that it should be possible to implicitly cast `Error.self` to `Error.Type`, and `Error.Protocol` is a subtype of `Error.Type`. But the line from the subj is crashing compiler.
The text was updated successfully, but these errors were encountered: