[swiftc (104 vs. 5183)] Add crasher in swift::Decl::walk(...) #5666
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Add test case for crash triggered in `swift::Decl::walk(...)`. Current number of unresolved compiler crashers: 104 (5183 resolved) Stack trace: ``` #0 0x00000000031cec28 llvm::sys::PrintStackTrace(llvm::raw_ostream&) (/path/to/swift/bin/swift+0x31cec28) #1 0x00000000031cf476 SignalHandler(int) (/path/to/swift/bin/swift+0x31cf476) #2 0x00007fb4cbe04330 __restore_rt (/lib/x86_64-linux-gnu/libpthread.so.0+0x10330) #3 0x00007fb4ca5c2c37 gsignal /build/eglibc-oGUzwX/eglibc-2.19/signal/../nptl/sysdeps/unix/sysv/linux/raise.c:56:0 #4 0x00007fb4ca5c6028 abort /build/eglibc-oGUzwX/eglibc-2.19/stdlib/abort.c:91:0 #5 0x0000000000d5b905 (/path/to/swift/bin/swift+0xd5b905) #6 0x0000000000d595e6 (anonymous namespace)::Verifier::walkToDeclPost(swift::Decl*) (/path/to/swift/bin/swift+0xd595e6) #7 0x0000000000d660bc (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0xd660bc) #8 0x0000000000d66ae4 (anonymous namespace)::Traversal::visitNominalTypeDecl(swift::NominalTypeDecl*) (/path/to/swift/bin/swift+0xd66ae4) #9 0x0000000000d65bae (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0xd65bae) #10 0x0000000000d66ae4 (anonymous namespace)::Traversal::visitNominalTypeDecl(swift::NominalTypeDecl*) (/path/to/swift/bin/swift+0xd66ae4) #11 0x0000000000d65bae (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0xd65bae) #12 0x0000000000d66ae4 (anonymous namespace)::Traversal::visitNominalTypeDecl(swift::NominalTypeDecl*) (/path/to/swift/bin/swift+0xd66ae4) #13 0x0000000000d65bae (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0xd65bae) #14 0x0000000000d66ae4 (anonymous namespace)::Traversal::visitNominalTypeDecl(swift::NominalTypeDecl*) (/path/to/swift/bin/swift+0xd66ae4) #15 0x0000000000d65bae (anonymous namespace)::Traversal::doIt(swift::Decl*) (/path/to/swift/bin/swift+0xd65bae) #16 0x0000000000d65ac4 swift::Decl::walk(swift::ASTWalker&) (/path/to/swift/bin/swift+0xd65ac4) #17 0x0000000000dbafee swift::SourceFile::walk(swift::ASTWalker&) (/path/to/swift/bin/swift+0xdbafee) #18 0x0000000000d4d6dc swift::verify(swift::SourceFile&) (/path/to/swift/bin/swift+0xd4d6dc) #19 0x0000000000c150b2 swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int, unsigned int) (/path/to/swift/bin/swift+0xc150b2) #20 0x0000000000938136 swift::CompilerInstance::performSema() (/path/to/swift/bin/swift+0x938136) #21 0x000000000047ece5 performCompile(swift::CompilerInstance&, swift::CompilerInvocation&, llvm::ArrayRef<char const*>, int&, swift::FrontendObserver*) (/path/to/swift/bin/swift+0x47ece5) #22 0x000000000047db7f swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) (/path/to/swift/bin/swift+0x47db7f) #23 0x000000000044509a main (/path/to/swift/bin/swift+0x44509a) #24 0x00007fb4ca5adf45 __libc_start_main /build/eglibc-oGUzwX/eglibc-2.19/csu/libc-start.c:321:0 #25 0x0000000000442816 _start (/path/to/swift/bin/swift+0x442816) ```
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@swift-ci please smoke test and merge |
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Add test case for crash triggered in
swift::Decl::walk(...).Current number of unresolved compiler crashers: 104 (5183 resolved)
Stack trace: