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[SR-8456] Abort trap when referencing malformed type as associated value of enum case #50977

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swift-ci opened this issue Aug 3, 2018 · 1 comment
Closed

[SR-8456] Abort trap when referencing malformed type as associated value of enum case #50977

swift-ci opened this issue Aug 3, 2018 · 1 comment
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bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself crash Bug: A crash, i.e., an abnormal termination of software

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@swift-ci
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swift-ci commented Aug 3, 2018

Previous ID SR-8456
Radar None
Original Reporter neightchan (JIRA User)
Type Bug
Status Resolved
Resolution Done
Additional Detail from JIRA
Votes 0
Component/s Compiler
Labels Bug, CompilerCrash
Assignee None
Priority Medium

md5: cbbf955df02f1dbfb3b156d72832e0ac

Issue Description:

In the Swift 4.2 snapshot from 2018/07/14, this code

enum Foo {
    case BigA {
    }
    case littleA(BigA)
}

results in the following abort trap:

CompileSwift normal x86_64 /path/to/main.swift (in target: TheProject)
    cd /Users/nate/projects/Scratchpads/TheProject
    /Library/Developer/Toolchains/swift-4.2-DEVELOPMENT-SNAPSHOT-2018-07-14-a.xctoolchain/usr/bin/swift -frontend -c -primary-file /path/to/main.swift -emit-module-path /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/Objects-normal/x86_64/main~partial.swiftmodule -emit-module-doc-path /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/Objects-normal/x86_64/main~partial.swiftdoc -serialize-diagnostics-path /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/Objects-normal/x86_64/main.dia -emit-dependencies-path /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/Objects-normal/x86_64/main.d -emit-reference-dependencies-path /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/Objects-normal/x86_64/main.swiftdeps -target x86_64-apple-macosx10.13 -enable-objc-interop -sdk /Applications/Xcode10Beta3.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk -I /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Products/Debug -F /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Products/Debug -enable-testing -g -module-cache-path /Users/nate/Library/Developer/Xcode/DerivedData/ModuleCache.noindex -swift-version 4.2 -enforce-exclusivity=checked -Onone -D DEBUG -serialize-debugging-options -Xcc -I/path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/swift-overrides.hmap -Xcc -iquote -Xcc /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/TheProject-generated-files.hmap -Xcc -I/path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/TheProject-own-target-headers.hmap -Xcc -I/path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/TheProject-all-target-headers.hmap -Xcc -iquote -Xcc /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/TheProject-project-headers.hmap -Xcc -I/path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Products/Debug/include -Xcc -I/path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/DerivedSources/x86_64 -Xcc -I/path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/DerivedSources -Xcc -DDEBUG=1 -Xcc -working-directory/Users/nate/projects/Scratchpads/TheProject -module-name TheProject -o /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/Objects-normal/x86_64/main.o -index-store-path /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Index/DataStore -index-system-modules

/path/to/main.swift:10:14: error: consecutive declarations on a line must be separated by ';'
    case BigA {
             ^
             ;
/path/to/main.swift:10:15: error: expected declaration
    case BigA {
              ^
/path/to/main.swift:9:6: note: in declaration of 'Foo'
enum Foo {
     ^
/path/to/main.swift:12:18: error: use of undeclared type 'BigA'
    case littleA(BigA)
                 ^~~~
Can't demangle: $S30TheProject3FooO7littleAXeF
0  swift                    0x000000010a1ca8a8 llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 40
1  swift                    0x000000010a1c9ae7 llvm::sys::RunSignalHandlers() + 39
2  swift                    0x000000010a1caf22 SignalHandler(int) + 258
3  libsystem_platform.dylib 0x00007fff5606df5a _sigtramp + 26
4  libsystem_platform.dylib 000000000000000000 _sigtramp + 2851676352
5  libsystem_c.dylib        0x00007fff55e0b1ae abort + 127
6  swift                    0x0000000107c7bb04 swift::Mangle::Mangler::verify(llvm::StringRef) + 980
7  swift                    0x0000000107b3f8ae swift::Mangle::ASTMangler::mangleDeclAsUSR(swift::ValueDecl const*, llvm::StringRef) + 478
8  swift                    0x0000000107c760c9 swift::ide::printDeclUSR(swift::ValueDecl const*, llvm::raw_ostream&) + 857
9  swift                    0x0000000107736189 (anonymous namespace)::IndexSwiftASTWalker::getNameAndUSR(swift::ValueDecl*, swift::ExtensionDecl*, llvm::StringRef&, llvm::StringRef&) + 505
10 swift                    0x0000000107735be2 (anonymous namespace)::IndexSwiftASTWalker::initIndexSymbol(swift::ValueDecl*, swift::SourceLoc, bool, swift::index::IndexSymbol&) + 178
11 swift                    0x0000000107734524 (anonymous namespace)::IndexSwiftASTWalker::walkToDeclPre(swift::Decl*, swift::CharSourceRange) + 2196
12 swift                    0x00000001075ac1d2 (anonymous namespace)::SemaAnnotator::walkToDeclPre(swift::Decl*) + 1378
13 swift                    0x0000000107b7b979 (anonymous namespace)::Traversal::doIt(swift::Decl*) + 185
14 swift                    0x0000000107b80c2b (anonymous namespace)::Traversal::visitNominalTypeDecl(swift::NominalTypeDecl*) + 475
15 swift                    0x0000000107b7b9e8 (anonymous namespace)::Traversal::doIt(swift::Decl*) + 296
16 swift                    0x0000000107b7b8ab swift::Decl::walk(swift::ASTWalker&) + 27
17 swift                    0x0000000107c2b2da swift::SourceFile::walk(swift::ASTWalker&) + 170
18 swift                    0x00000001075aa957 swift::SourceEntityWalker::walk(swift::SourceFile&) + 119
19 swift                    0x0000000107733a0b (anonymous namespace)::IndexSwiftASTWalker::visitModule(swift::ModuleDecl&, llvm::StringRef) + 235
20 swift                    0x0000000107733874 swift::index::indexSourceFile(swift::SourceFile*, llvm::StringRef, swift::index::IndexDataConsumer&) + 468
21 swift                    0x000000010773ba79 recordSourceFileUnit(swift::SourceFile*, llvm::StringRef, llvm::StringRef, bool, bool, llvm::StringRef, llvm::ArrayRef<clang::FileEntry const*>, clang::CompilerInstance const&, swift::DiagnosticEngine&) + 1657
22 swift                    0x000000010773b3ea swift::index::indexAndRecord(swift::SourceFile*, llvm::StringRef, llvm::StringRef, bool, bool, llvm::StringRef, swift::DependencyTracker const&) + 298
23 swift                    0x00000001069bd53c emitIndexDataIfNeeded(swift::SourceFile*, swift::CompilerInvocation const&, swift::CompilerInstance&) + 284
24 swift                    0x00000001069b2834 performCompile(swift::CompilerInstance&, swift::CompilerInvocation&, llvm::ArrayRef<char const*>, int&, swift::FrontendObserver*, swift::UnifiedStatsReporter*) + 6132
25 swift                    0x00000001069b0022 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 2946
26 swift                    0x000000010696a9ee main + 1134
27 libdyld.dylib            0x00007fff55d5f015 start + 1
28 libdyld.dylib            0x0000000000000042 start + 2854883374
Stack dump:
0.  Program arguments: /Library/Developer/Toolchains/swift-4.2-DEVELOPMENT-SNAPSHOT-2018-07-14-a.xctoolchain/usr/bin/swift -frontend -c -primary-file /path/to/main.swift -emit-module-path /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/Objects-normal/x86_64/main~partial.swiftmodule -emit-module-doc-path /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/Objects-normal/x86_64/main~partial.swiftdoc -serialize-diagnostics-path /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/Objects-normal/x86_64/main.dia -emit-dependencies-path /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/Objects-normal/x86_64/main.d -emit-reference-dependencies-path /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/Objects-normal/x86_64/main.swiftdeps -target x86_64-apple-macosx10.13 -enable-objc-interop -sdk /Applications/Xcode10Beta3.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk -I /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Products/Debug -F /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Products/Debug -enable-testing -g -module-cache-path /Users/nate/Library/Developer/Xcode/DerivedData/ModuleCache.noindex -swift-version 4.2 -enforce-exclusivity=checked -Onone -D DEBUG -serialize-debugging-options -Xcc -I/path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/swift-overrides.hmap -Xcc -iquote -Xcc /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/TheProject-generated-files.hmap -Xcc -I/path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/TheProject-own-target-headers.hmap -Xcc -I/path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/TheProject-all-target-headers.hmap -Xcc -iquote -Xcc /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/TheProject-project-headers.hmap -Xcc -I/path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Products/Debug/include -Xcc -I/path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/DerivedSources/x86_64 -Xcc -I/path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/DerivedSources -Xcc -DDEBUG=1 -Xcc -working-directory/Users/nate/projects/Scratchpads/TheProject -module-name TheProject -o /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Build/Intermediates.noindex/TheProject.build/Debug/TheProject.build/Objects-normal/x86_64/main.o -index-store-path /path/to/TheProject-dobcmrverhdnmbaoppkndrntiijk/Index/DataStore -index-system-modules 
1.  While walking into decl 'Foo' at /path/to/main.swift:9:1
error: Abort trap: 6
@slavapestov
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Looks like this was fixed a while ago. I'll add a regression test.

@swift-ci swift-ci transferred this issue from apple/swift-issues Apr 25, 2022
@AnthonyLatsis AnthonyLatsis added the crash Bug: A crash, i.e., an abnormal termination of software label Dec 12, 2022
This issue was closed.
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bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself crash Bug: A crash, i.e., an abnormal termination of software
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@slavapestov @swift-ci @AnthonyLatsis