[swiftc] Add test case for crash triggered in swift::ValueDecl::setType(…) #2449
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…pe(swift::Type) Stack trace: ``` swift: /path/to/swift/lib/AST/Decl.cpp:1655: void swift::ValueDecl::setType(swift::Type): Assertion `!hasType() && "changing type of declaration"' failed. 8 swift 0x000000000108473c swift::ValueDecl::setType(swift::Type) + 92 9 swift 0x0000000000e788cc swift::configureConstructorType(swift::ConstructorDecl*, swift::Type, swift::Type, bool) + 428 14 swift 0x0000000000e7bf36 swift::TypeChecker::typeCheckDecl(swift::Decl*, bool) + 150 15 swift 0x0000000000e9d962 swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int) + 994 16 swift 0x0000000000c37c0f swift::CompilerInstance::performSema() + 3295 18 swift 0x00000000007c5e46 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 2838 19 swift 0x0000000000791ed8 main + 2840 Stack dump: 0. Program arguments: /path/to/swift/bin/swift -frontend -c -primary-file validation-test/compiler_crashers/28292-swift-valuedecl-settype.swift -target x86_64-unknown-linux-gnu -disable-objc-interop -module-name main -o /tmp/28292-swift-valuedecl-settype-ee60c6.o 1. While type-checking 'a' at validation-test/compiler_crashers/28292-swift-valuedecl-settype.swift:10:1 <unknown>:0: error: unable to execute command: Aborted <unknown>:0: error: compile command failed due to signal (use -v to see invocation) ```
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@swift-ci Please test and merge |
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CI failure is unrelated. |
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What's in this pull request?
Crash case with stack trace:
Resolved bug number: –
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