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[SR-10784] Compiler crash: Segmentation fault #53174

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swift-ci opened this issue May 29, 2019 · 0 comments
Closed

[SR-10784] Compiler crash: Segmentation fault #53174

swift-ci opened this issue May 29, 2019 · 0 comments
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bug A deviation from expected or documented behavior. Also: expected but undesirable behavior.

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Previous ID SR-10784
Radar None
Original Reporter DevilDimon (JIRA User)
Type Bug
Status Resolved
Resolution Duplicate
Environment

Xcode 10.2.1 (10E1001)

Additional Detail from JIRA
Votes 0
Component/s
Labels Bug
Assignee None
Priority Medium

md5: 348eb3a3ced863255f1812a37172c81d

duplicates:

Issue Description:

The following line crashes the compiler in Xcode, Playground or REPL:

"".split(separator: " ").compactMap(Int.init)

If I change it to the following, though, the compiler does not crash:

"".split(separator: " ").compactMap { Int($0) }

Here's the stacktrace:

0  lldb                     0x000000010efb5f95 llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 37
1  lldb                     0x000000010efb5347 llvm::sys::RunSignalHandlers() + 39
2  lldb                     0x000000010efb65f2 SignalHandler(int) + 258
3  libsystem_platform.dylib 0x00007fff5c179b5d _sigtramp + 29
4  libsystem_platform.dylib 0x00007fd524a19838 _sigtramp + 3364486392
5  LLDB                     0x0000000113fc6762 swift::constraints::RequirementFailure::diagnoseAsError() + 66
6  LLDB                     0x0000000113fc51c7 swift::constraints::MissingConformance::diagnose(swift::Expr*, bool) const + 231
7  LLDB                     0x0000000113f56324 swift::Expr* llvm::function_ref<swift::Expr* (swift::Expr*)>::callback_fn<swift::constraints::ConstraintSystem::applySolutionFixes(swift::Expr*, swift::constraints::Solution const&)::$_11>(long, swift::Expr*) + 228
8  LLDB                     0x000000011378ff3e swift::Expr::forEachChildExpr(llvm::function_ref<swift::Expr* (swift::Expr*)>)::ChildWalker::walkToExprPre(swift::Expr*) + 14
9  LLDB                     0x000000011373f6dd swift::ASTVisitor<(anonymous namespace)::Traversal, swift::Expr*, swift::Stmt*, bool, swift::Pattern*, bool, void>::visit(swift::Expr*) + 205
10 LLDB                     0x0000000113741e63 (anonymous namespace)::Traversal::visitApplyExpr(swift::ApplyExpr*) + 211
11 LLDB                     0x000000011373f0e4 swift::Expr::walk(swift::ASTWalker&) + 84
12 LLDB                     0x0000000113786383 swift::Expr::forEachChildExpr(llvm::function_ref<swift::Expr* (swift::Expr*)>) + 51
13 LLDB                     0x0000000113f2e8f1 swift::constraints::ConstraintSystem::applySolutionFixes(swift::Expr*, swift::constraints::Solution const&) + 481
14 LLDB                     0x0000000113f2eacb swift::constraints::ConstraintSystem::applySolution(swift::constraints::Solution&, swift::Expr*, swift::Type, bool, bool) + 59
15 LLDB                     0x0000000114042917 swift::TypeChecker::typeCheckExpressionImpl(swift::Expr*&, swift::DeclContext*, swift::TypeLoc, swift::ContextualTypePurpose, swift::OptionSet<swift::TypeCheckExprFlags, unsigned int>, swift::ExprTypeCheckListener&, swift::constraints::ConstraintSystem*) + 1143
16 LLDB                     0x0000000114043d53 swift::TypeChecker::typeCheckBinding(swift::Pattern*&, swift::Expr*&, swift::DeclContext*, bool) + 339
17 LLDB                     0x0000000114043fd5 swift::TypeChecker::typeCheckPatternBinding(swift::PatternBindingDecl*, unsigned int, bool) + 277
18 LLDB                     0x000000011405d3ba validatePatternBindingEntries(swift::TypeChecker&, swift::PatternBindingDecl*) + 714
19 LLDB                     0x0000000114056d23 (anonymous namespace)::DeclChecker::visit(swift::Decl*) + 1619
20 LLDB                     0x00000001140566c6 swift::TypeChecker::typeCheckDecl(swift::Decl*) + 38
21 LLDB                     0x00000001140bef84 swift::ASTVisitor<(anonymous namespace)::StmtChecker, void, swift::Stmt*, void, void, void, void>::visit(swift::Stmt*) + 1316
22 LLDB                     0x00000001140c1158 bool (anonymous namespace)::StmtChecker::typeCheckStmt<swift::Stmt>(swift::Stmt*&) + 136
23 LLDB                     0x00000001140bf365 swift::ASTVisitor<(anonymous namespace)::StmtChecker, void, swift::Stmt*, void, void, void, void>::visit(swift::Stmt*) + 2309
24 LLDB                     0x00000001140c1158 bool (anonymous namespace)::StmtChecker::typeCheckStmt<swift::Stmt>(swift::Stmt*&) + 136
25 LLDB                     0x00000001140bef99 swift::ASTVisitor<(anonymous namespace)::StmtChecker, void, swift::Stmt*, void, void, void, void>::visit(swift::Stmt*) + 1337
26 LLDB                     0x00000001140be108 bool (anonymous namespace)::StmtChecker::typeCheckStmt<swift::BraceStmt>(swift::BraceStmt*&) + 136
27 LLDB                     0x00000001140be1fe swift::TypeChecker::typeCheckTopLevelCodeDecl(swift::TopLevelCodeDecl*) + 174
28 LLDB                     0x00000001140d9f96 swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int) + 934
29 LLDB                     0x000000011460c639 lldb_private::SwiftExpressionParser::Parse(lldb_private::DiagnosticManager&, unsigned int, unsigned int, unsigned int) + 401
30 LLDB                     0x00000001146582c7 lldb_private::SwiftUserExpression::Parse(lldb_private::DiagnosticManager&, lldb_private::ExecutionContext&, lldb_private::ExecutionPolicy, bool, bool, unsigned int) + 911
31 LLDB                     0x00000001143f369f lldb_private::UserExpression::Evaluate(lldb_private::ExecutionContext&, lldb_private::EvaluateExpressionOptions const&, llvm::StringRef, llvm::StringRef, lldb_private::SharingPtr<lldb_private::ValueObject>&, lldb_private::Status&, unsigned int, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >*, std::__1::shared_ptr<lldb_private::Module>*) + 1361
32 LLDB                     0x00000001142b3b6d lldb_private::REPL::IOHandlerInputComplete(lldb_private::IOHandler&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >&) + 1863
33 LLDB                     0x00000001143456ae lldb_private::IOHandlerEditline::Run() + 338
34 LLDB                     0x0000000114210098 lldb_private::Debugger::ExecuteIOHandlers() + 68
35 LLDB                     0x0000000114212d18 lldb_private::Debugger::IOHandlerThread(void*) + 14
36 LLDB                     0x000000011445193b lldb_private::HostNativeThreadBase::ThreadCreateTrampoline(void*) + 105
37 libsystem_pthread.dylib  0x00007fff5c1822eb _pthread_body + 126
38 libsystem_pthread.dylib  0x00007fff5c185249 _pthread_start + 66
39 libsystem_pthread.dylib  0x00007fff5c18140d thread_start + 13
Segmentation fault: 11
@swift-ci swift-ci transferred this issue from apple/swift-issues Apr 25, 2022
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