[swiftc (73 vs. 5456)] Add crasher in swift::TypeBase::getCanonicalType(...) #8060
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…pe(...) Add test case for crash triggered in `swift::TypeBase::getCanonicalType(...)`. Current number of unresolved compiler crashers: 73 (5456 resolved) Stack trace: ``` 0 0x0000000003952c28 llvm::sys::PrintStackTrace(llvm::raw_ostream&) (/path/to/swift/bin/swift+0x3952c28) 1 0x0000000003953366 SignalHandler(int) (/path/to/swift/bin/swift+0x3953366) 2 0x00007f6ed84f13e0 __restore_rt (/lib/x86_64-linux-gnu/libpthread.so.0+0x113e0) 3 0x00000000014dc901 swift::TypeBase::getCanonicalType() (/path/to/swift/bin/swift+0x14dc901) 4 0x00000000013abf00 (anonymous namespace)::FindCapturedVars::checkType(swift::Type, swift::SourceLoc) (/path/to/swift/bin/swift+0x13abf00) 5 0x00000000013ac36a (anonymous namespace)::FindCapturedVars::walkToExprPre(swift::Expr*) (/path/to/swift/bin/swift+0x13ac36a) 6 0x000000000143f40e swift::ASTVisitor<(anonymous namespace)::Traversal, swift::Expr*, swift::Stmt*, bool, swift::Pattern*, bool, void>::visit(swift::Expr*) (/path/to/swift/bin/swift+0x143f40e) 7 0x000000000143e06b swift::Expr::walk(swift::ASTWalker&) (/path/to/swift/bin/swift+0x143e06b) 8 0x00000000013ad380 (anonymous namespace)::FindCapturedVars::walkToDeclPre(swift::Decl*) (/path/to/swift/bin/swift+0x13ad380) 9 0x000000000143e564 (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0x143e564) 10 0x0000000001443c44 (anonymous namespace)::Traversal::visitNominalTypeDecl(swift::NominalTypeDecl*) (/path/to/swift/bin/swift+0x1443c44) 11 0x000000000143e5b4 (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0x143e5b4) 12 0x0000000001441908 swift::ASTVisitor<(anonymous namespace)::Traversal, swift::Expr*, swift::Stmt*, bool, swift::Pattern*, bool, void>::visit(swift::Stmt*) (/path/to/swift/bin/swift+0x1441908) 13 0x000000000143e0ee swift::Stmt::walk(swift::ASTWalker&) (/path/to/swift/bin/swift+0x143e0ee) 14 0x00000000013ab111 swift::TypeChecker::computeCaptures(swift::AnyFunctionRef) (/path/to/swift/bin/swift+0x13ab111) 15 0x00000000013165db typeCheckFunctionsAndExternalDecls(swift::TypeChecker&) (/path/to/swift/bin/swift+0x13165db) 16 0x0000000001316e18 swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int, unsigned int) (/path/to/swift/bin/swift+0x1316e18) 17 0x0000000000f871f6 swift::CompilerInstance::performSema() (/path/to/swift/bin/swift+0xf871f6) 18 0x00000000004a7136 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) (/path/to/swift/bin/swift+0x4a7136) 19 0x0000000000465257 main (/path/to/swift/bin/swift+0x465257) 20 0x00007f6ed6a02830 __libc_start_main /build/glibc-Qz8a69/glibc-2.23/csu/../csu/libc-start.c:325:0 21 0x00000000004628f9 _start (/path/to/swift/bin/swift+0x4628f9) ```
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@swift-ci please test and merge |
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Looks like another incarnation of the default arguments stuff. Hopefully #8059 gets this one for good. |
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Add test case for crash triggered in
swift::TypeBase::getCanonicalType(...).Current number of unresolved compiler crashers: 73 (5456 resolved)
Stack trace: