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7,183 Open 9,254 Closed
7,183 Open 9,254 Closed
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Issues list

Swift 6.1 runtime crash when calling @objc async protocol method in target with mixed Swift 5 and Swift 6 dependencies bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. crash Bug: A crash, i.e., an abnormal termination of software triage needed This issue needs more specific labels
#81846 opened May 29, 2025 by yevgold
Can't build Swift on a Windows ARM64 machine because of CMAKE_SYSTEM_PROCESSOR bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#81836 opened May 29, 2025 by charles-zablit
Invalid nested extension hits AvailabilityScope verifier failure with -library-level api availability The @available attribute and availability checking in general bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler itself crash Bug: A crash, i.e., an abnormal termination of software
#81834 opened May 29, 2025 by hamishknight
Crash with static method and stored property share the same name bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. crash Bug: A crash, i.e., an abnormal termination of software triage needed This issue needs more specific labels type checker Area → compiler: Semantic analysis
#81828 opened May 29, 2025 by mhegazy
Compiler crashes when calling function from another file which uses global variable bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. crash Bug: A crash, i.e., an abnormal termination of software triage needed This issue needs more specific labels
#81818 opened May 28, 2025 by Artem-Goldenberg
IRBuilder compiler crash bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. crash Bug: A crash, i.e., an abnormal termination of software triage needed This issue needs more specific labels
#81802 opened May 28, 2025 by RandomHashTags
Malformed code crashes compiler when type checking bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. crash Bug: A crash, i.e., an abnormal termination of software triage needed This issue needs more specific labels
#81801 opened May 28, 2025 by RandomHashTags
Some SWIFT_BACKTRACE options print a warning despite taking effect bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#81800 opened May 28, 2025 by czechboy0
Compiler crash with InlineArray and span when -swift-version 6 is specified bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. crash Bug: A crash, i.e., an abnormal termination of software triage needed This issue needs more specific labels
#81786 opened May 27, 2025 by thoughtpolice
1
Text of thrown errors on highstes level should be printed also on Windows feature A feature request or implementation runtime The Swift Runtime
#81783 opened May 27, 2025 by stefanspringer1
Bad diagnostic for .init + argument label mismatch + overloads compiler The Swift compiler itself diagnostics QoI Bug: Diagnostics Quality of Implementation expressions Feature: expressions overload resolution Area → compiler → type checker: Overload resolution (ranking) swift 6.2 type checker Area → compiler: Semantic analysis
#81778 opened May 26, 2025 by AnthonyLatsis
[AutoDiff] Incorrect derivative value for some functions containing ternary operators AutoDiff bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler itself SILGen Area → compiler: The SIL generation stage swift 6.2 unexpected behavior Bug: Unexpected behavior or incorrect output
#81777 opened May 26, 2025 by kovdan01
3
Enabling cxx interop on Arch with GCC 15 causes lots of errors bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#81774 opened May 26, 2025 by gonsolo
@_implements doesn't work for "get only property" bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#81772 opened May 26, 2025 by miku1958
Crash in Swift 6.1 when using async let inside a do {} block (Xcode 16.3+) bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. crash Bug: A crash, i.e., an abnormal termination of software triage needed This issue needs more specific labels
#81771 opened May 26, 2025 by brightspread
7
Swift compiler emit wrong error with optional variable in closure bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler itself diagnostics QoI Bug: Diagnostics Quality of Implementation expressions Feature: expressions
#81770 opened May 26, 2025 by WeijunDeng
1
2
Compiler Crash in SILMem2Reg in removeSingleBlockAllocation bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. crash Bug: A crash, i.e., an abnormal termination of software SIL
#81768 opened May 25, 2025 by tothambrus11
1
Unexpected compiler diagnostics when checking async Bools with Swift Testing’s #expect bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#81765 opened May 24, 2025 by yakovmanshin
Handling all values of a modulo operator in a switch statement should be considered exhaustive bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#81761 opened May 24, 2025 by TheGnuGod
5
Confusing location <unknown>:0: in errors about sending self risking data races bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#81757 opened May 24, 2025 by drodriguez
Empty Lexical Context When Expanding Expression Macro as Argument's Default Value bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#81749 opened May 23, 2025 by filip-sakel
Weak/Unowned reference support for Embedded Swift embedded Embedded Swift
#81746 opened May 23, 2025 by rauhul
1
Variadic generic default argument does not work for single element cases bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler itself default arguments Feature: default arguments for value parameters generics Feature: generic declarations and types parameter packs Feature → generics: Parameter packs type checker Area → compiler: Semantic analysis
#81741 opened May 23, 2025 by hamishknight
@preconcurrnecy doesn't downgrade SendableMetatype error bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. concurrency Feature: umbrella label for concurrency language features
#81739 opened May 23, 2025 by FranzBusch
Why does the branch coverage of all files show as 0% when using llvm-cov to analyze Swift files? code coverage Area → source tooling: code coverage compiler The Swift compiler itself feature A feature request or implementation IRGen LLVM IR generation swift 6.2 unexpected behavior Bug: Unexpected behavior or incorrect output
#81730 opened May 23, 2025 by ZhengXiuQun
3
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