[SourceKit] Add test case for crash triggered in swift::GenericSignature::getSubstitutionMap(…) #3711
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…ure::getSubstitutionMap(llvm::ArrayRef<swift::Substitution>) const Stack trace: ``` found code completion token A at offset 170 swift-ide-test: /path/to/llvm/include/llvm/ADT/ArrayRef.h:139: const T &llvm::ArrayRef<swift::Substitution>::front() const [T = swift::Substitution]: Assertion `!empty()' failed. 8 swift-ide-test 0x0000000000c3bb56 swift::GenericSignature::getSubstitutionMap(llvm::ArrayRef<swift::Substitution>) const + 566 9 swift-ide-test 0x0000000000a09d01 swift::createDesignatedInitOverride(swift::TypeChecker&, swift::ClassDecl*, swift::ConstructorDecl*, swift::DesignatedInitKind) + 385 10 swift-ide-test 0x000000000098cde2 swift::TypeChecker::addImplicitConstructors(swift::NominalTypeDecl*) + 3250 13 swift-ide-test 0x0000000000986ee6 swift::TypeChecker::typeCheckDecl(swift::Decl*, bool) + 150 16 swift-ide-test 0x00000000009efc4a swift::TypeChecker::typeCheckFunctionBodyUntil(swift::FuncDecl*, swift::SourceLoc) + 346 17 swift-ide-test 0x00000000009efaae swift::TypeChecker::typeCheckAbstractFunctionBodyUntil(swift::AbstractFunctionDecl*, swift::SourceLoc) + 46 18 swift-ide-test 0x00000000009adb0f swift::typeCheckAbstractFunctionBodyUntil(swift::AbstractFunctionDecl*, swift::SourceLoc) + 655 23 swift-ide-test 0x0000000000bbbd34 swift::Decl::walk(swift::ASTWalker&) + 20 24 swift-ide-test 0x0000000000c5449e swift::SourceFile::walk(swift::ASTWalker&) + 174 25 swift-ide-test 0x0000000000c535df swift::ModuleDecl::walk(swift::ASTWalker&) + 79 26 swift-ide-test 0x0000000000c2a6db swift::DeclContext::walkContext(swift::ASTWalker&) + 187 27 swift-ide-test 0x00000000008eeb68 swift::performDelayedParsing(swift::DeclContext*, swift::PersistentParserState&, swift::CodeCompletionCallbacksFactory*) + 136 28 swift-ide-test 0x00000000007a6efd swift::CompilerInstance::performSema() + 3597 29 swift-ide-test 0x000000000074a181 main + 34609 Stack dump: 0. Program arguments: swift-ide-test -code-completion -code-completion-token=A -source-filename=<INPUT-FILE> 1. While walking into decl getter for a at <INPUT-FILE>:3:6 2. While type-checking 'A' at <INPUT-FILE>:3:36 ```
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@swift-ci Please smoke test and merge |
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