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Issues list

Misleading error for expression pattern using enum bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#71923 opened Feb 27, 2024 by wti updated Feb 27, 2024
1
Compiler does not propagate integer bounds information; misses bounds-check removal opportunities bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#71919 opened Feb 27, 2024 by karwa updated Feb 27, 2024
Crash occurs when converting a struct containing a struct type property to a string bug A deviation from expected or documented behavior. Also: expected but undesirable behavior.
#62003 opened Nov 9, 2022 by cozzin updated Feb 27, 2024
8
[cxx-interop] NSNotification.Name has no member bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. c++ interop Feature: Interoperability with C++ compiler The Swift compiler in itself Foundation objective-c interop Feature: Interoperability with Objective-C swift 5.9 unexpected error Bug: Unexpected error
#69914 opened Nov 16, 2023 by tcollins590 updated Feb 26, 2024
@egorzhdan
8
Enabling library evolution breaks module aliasing bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#71883 opened Feb 26, 2024 by nesium updated Feb 26, 2024
constructing an object of class type X with a metatype value must use a 'required' initializer bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#71874 opened Feb 25, 2024 by Kyle-Ye updated Feb 26, 2024
1
Compiler error: failed to reconstruct type 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 demangling Area → compiler: The `libswiftDemangling` library missing info Resolution: Is missing crucial info such as a test case or a concise description swift 5.9
#64930 opened Apr 5, 2023 by troughton updated Feb 25, 2024
2
Most of the Swift source now built into the Swift compiler does not have a cross-compilation CMake configuration build-script Area → utils: The build script cmake cross-compilation Area → utils: Cross-compilation of project sources feature A feature request or implementation utils Area: the build system and other accessory scripts under the "utils" directory
#71507 opened Feb 9, 2024 by finagolfin updated Feb 24, 2024
1
@Observable + each T = compiler crash assertion failure Bug → crash: An assertion failure 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 duplicate Resolution: Duplicates another issue expressions Feature: expressions generics Feature: generic declarations and types SILGen Area → compiler: The SIL generation stage swift macro Feature → declarations: Swift `macro` declarations swift 6.0 tuples Feature: tuples variadic generics Feature → generics: Variadic generics
#68937 opened Oct 3, 2023 by mayoff updated Feb 24, 2024
Compiler crash with generics involving existentials 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
#71012 opened Jan 19, 2024 by GeorgeElsham updated Feb 23, 2024
@slavapestov
Crash in debug mode only - passing captured String value as inout argument to print 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
#71047 opened Jan 21, 2024 by psummerland updated Feb 23, 2024
@slavapestov
1
Crash when opening existential type to an opaque type assertion failure Bug → crash: An assertion failure 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 existentials Feature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased values opaque result types Feature → types → opaque types: opaque result types opaque types Feature → types: opaque types _openExistential Area → standard library: The `_openExistential` intrinsic swift 6.0 type checker Area → compiler: Semantic analysis
#71111 opened Jan 24, 2024 by ollieatkinson updated Feb 23, 2024
@slavapestov
Compiler Crash (type checker) while trying to create an object using a parameter of an existential type 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
#71190 opened Jan 26, 2024 by arteem75 updated Feb 23, 2024
@slavapestov
Crash in swift-frontend type checker (ExprRewriter::coerceToType) 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
#71331 opened Feb 2, 2024 by valentinradu updated Feb 23, 2024
@slavapestov
Crash from passing pack into initializer 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
#71681 opened Feb 16, 2024 by GeorgeElsham updated Feb 23, 2024
@slavapestov
Assertion failed: ((!replacement || replacement->hasError() || gp->isParameterPack() == replacement->is<PackType>()) && "replacement for pack parameter must be a pack type"), function operator(), file SubstitutionMap.cpp, line 237. 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
#71804 opened Feb 22, 2024 by vanvoorden updated Feb 23, 2024
@slavapestov
CollectionDifference.inferringMoves either behaves incorrectly or ambiguously bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#71812 opened Feb 22, 2024 by braker1nine updated Feb 23, 2024
7
Type checker fails to infer type of constants, thus cannot infer the overloaded method bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#71718 opened Feb 19, 2024 by arteem75 updated Feb 22, 2024
2
swift-frontend crashed in ModuleNameLookup<(anonymous namespace)::LookupByName>::lookupInModule 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
#71785 opened Feb 21, 2024 by hassila updated Feb 22, 2024
1
[SR-4937] DispatchQueue.sync much slower than dispatch_queue_sync due to unnecessary allocations bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself performance runtime The Swift Runtime
#47514 opened May 19, 2017 by weissi updated Feb 21, 2024
3
[SR-12849] Inefficient/broken .prefix() implementation on .lazy collection views bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. Collection Area → standard library: The `Collection` protocol run-time performance standard library Area: Standard library umbrella swift 6.0 unexpected behavior Bug: Unexpected behavior or incorrect output
#55295 opened May 21, 2020 by ktoso updated Feb 21, 2024
2
@objc async method completion handler is passed uninitialized memory in error case async & await Feature → concurrency: asynchronous function aka the async/await pattern attributes Feature: Declaration and type attributes bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself concurrency Feature: umbrella label for concurrency language features @objc Feature → attributes: The @objc attribute objective-c interop Feature: Interoperability with Objective-C swift 5.7 unexpected behavior Bug: Unexpected behavior or incorrect output
#65199 opened Apr 14, 2023 by fumoboy007 updated Feb 21, 2024
4
Swift Macros: Adding an enum case with an associated value produces incorrect results bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. triage needed This issue needs more specific labels
#70208 opened Dec 4, 2023 by skyler-cricut updated Feb 20, 2024
1
(lib/SymbolGraphGen) DeclarationFragmentPrinter.h: Assertion `NumFragments' failed 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 swift 5.10 SymbolGraphGen The swiftSymbolGraphGen library, responsible for gathering and emitting symbol graphs.
#71635 opened Feb 15, 2024 by tayloraswift updated Feb 19, 2024
1
swift-driver segfaults whenever it can’t find one of its input files bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. crash Bug: A crash, i.e., an abnormal termination of software driver
#70572 opened Dec 20, 2023 by tayloraswift updated Feb 19, 2024
ProTip! What’s not been updated in a month: updated:<2024-04-07.