[swiftc (37 vs. 5515)] Add crasher in swift::Decl::walk(...) #8831
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Add test case for crash triggered in `swift::Decl::walk(...)`. Current number of unresolved compiler crashers: 37 (5515 resolved) Stack trace: ``` 0 0x0000000003982358 llvm::sys::PrintStackTrace(llvm::raw_ostream&) (/path/to/swift/bin/swift+0x3982358) 1 0x0000000003982a96 SignalHandler(int) (/path/to/swift/bin/swift+0x3982a96) 2 0x00007f2efdd71390 __restore_rt (/lib/x86_64-linux-gnu/libpthread.so.0+0x11390) 3 0x00007f2efc297428 gsignal /build/glibc-9tT8Do/glibc-2.23/signal/../sysdeps/unix/sysv/linux/raise.c:54:0 4 0x00007f2efc29902a abort /build/glibc-9tT8Do/glibc-2.23/stdlib/abort.c:91:0 5 0x0000000001479f8e (/path/to/swift/bin/swift+0x1479f8e) 6 0x000000000146df6b (anonymous namespace)::Verifier::walkToDeclPost(swift::Decl*) (/path/to/swift/bin/swift+0x146df6b) 7 0x000000000147e26c (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0x147e26c) 8 0x0000000001482337 (anonymous namespace)::Traversal::visit(swift::Pattern*) (/path/to/swift/bin/swift+0x1482337) 9 0x000000000147dd7e (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0x147dd7e) 10 0x000000000147dcfa (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0x147dcfa) 11 0x0000000001483054 (anonymous namespace)::Traversal::visitNominalTypeDecl(swift::NominalTypeDecl*) (/path/to/swift/bin/swift+0x1483054) 12 0x000000000147dba4 (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0x147dba4) 13 0x0000000001483054 (anonymous namespace)::Traversal::visitNominalTypeDecl(swift::NominalTypeDecl*) (/path/to/swift/bin/swift+0x1483054) 14 0x000000000147dba4 (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0x147dba4) 15 0x0000000001483054 (anonymous namespace)::Traversal::visitNominalTypeDecl(swift::NominalTypeDecl*) (/path/to/swift/bin/swift+0x1483054) 16 0x000000000147dba4 (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0x147dba4) 17 0x000000000147da74 swift::Decl::walk(swift::ASTWalker&) (/path/to/swift/bin/swift+0x147da74) 18 0x00000000014fa3be swift::SourceFile::walk(swift::ASTWalker&) (/path/to/swift/bin/swift+0x14fa3be) 19 0x0000000001464335 swift::verify(swift::SourceFile&) (/path/to/swift/bin/swift+0x1464335) 20 0x000000000134d616 swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int, unsigned int) (/path/to/swift/bin/swift+0x134d616) 21 0x0000000000fb37a6 swift::CompilerInstance::performSema() (/path/to/swift/bin/swift+0xfb37a6) 22 0x00000000004a999f swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) (/path/to/swift/bin/swift+0x4a999f) 23 0x0000000000465287 main (/path/to/swift/bin/swift+0x465287) 24 0x00007f2efc282830 __libc_start_main /build/glibc-9tT8Do/glibc-2.23/csu/../csu/libc-start.c:325:0 25 0x0000000000462929 _start (/path/to/swift/bin/swift+0x462929) ```
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@swift-ci please test and merge |
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@swift-ci please smoke test OS X platform |
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Since it's crashing in the verifier, there's a strong chance it won't reproduce with asserts off, right? |
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Add test case for crash triggered in
swift::Decl::walk(...).Current number of unresolved compiler crashers: 37 (5515 resolved)
Stack trace: