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Issues list

any does not support combined protocols with primary associated type without a typealias bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself existentials Feature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased values parameterized protocols Feature → protocol: protocols with primary associated types protocol compositions Feature → types: protocol composition types swift 5.9 type checker Area → compiler: Semantic analysis TypeResolver unexpected error Bug: Unexpected error
#63877 opened Feb 24, 2023 by rnapier
@slavapestov
3
Codable requires a redundant constraint for nested generic types bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. Codable Area → standard library: `Codable` and co. compiler The Swift compiler in itself conformances Feature → protocol: protocol conformances derived conformances Feature → protocol → conformances: derived conformances aka synthesized conformances extension Feature → declarations: `extension` declarations generics Feature: generic declarations and types nested types Feature: nested types swift 5.7 type checker Area → compiler: Semantic analysis unexpected error Bug: Unexpected error
#63718 opened Feb 16, 2023 by JessyCatterwaul
@slavapestov
2
Wrong behavior of a constrained protocol type in the inheritance clause of a concrete type associated type inference bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself conformances Feature → protocol: protocol conformances parameterized protocols Feature → protocol: protocols with primary associated types protocol Feature → type declarations: Protocol declarations swift 5.9 type checker Area → compiler: Semantic analysis
#63377 opened Feb 2, 2023 by alberussoftware
@slavapestov
2
Can't inherit from a protocol with primary associated types using the "generic" notation associated type inference bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself conformances Feature → protocol: protocol conformances parameterized protocols Feature → protocol: protocols with primary associated types swift 5.9 type checker Area → compiler: Semantic analysis unexpected error Bug: Unexpected error
#62906 opened Jan 7, 2023 by tgrapperon
@slavapestov
3
swift-frontend crashes trying to appendAnyProtocolConformance bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself conformances Feature → protocol: protocol conformances crash Bug: A crash, i.e., an abnormal termination of software mangling Area → compiler: Mangling swift 5.7
#62788 opened Dec 28, 2022 by tulushev
@slavapestov
Type deduction nil => (some X)?; 'τ_0_0' in diagnostic bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself diagnostics QoI Bug: Diagnostics Quality of Implementation generics Feature: generic declarations and types literals Feature → expressions: Literals such as an integer or string literal opaque types Feature → types: opaque types swift 5.7 type checker Area → compiler: Semantic analysis type inference Feature: type inference
#62787 opened Dec 28, 2022 by dabrahams
@slavapestov
Malformed Rewrite Rule when building PenguinGraphs 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 generics Feature: generic declarations and types type checker Area → compiler: Semantic analysis
#62660 opened Dec 17, 2022 by ProfFan
@slavapestov
1
Unexpected 'Same-type constraint is recursive' error bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself generic constraints Feature → generics: generic constraints generics Feature: generic declarations and types
#62314 opened Nov 30, 2022 by ffried
@slavapestov
6
Crash when type of closure has superclass-bound existential containing a function type containing a type parameter 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 generics Feature: generic declarations and types SILGen Area → compiler: The SIL generation stage
#62061 opened Nov 11, 2022 by slavapestov
@slavapestov
1
Calling a protocol method through a subclass uses base class's conformance, instantiates wrong type bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself conformances Feature → protocol: protocol conformances
#61946 opened Nov 5, 2022 by jrose-signal
@slavapestov
9
Concrete implementation of a generic protocol does not inherit the type aliases from the generic protocol associated type inference bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself conformances Feature → protocol: protocol conformances type checker Area → compiler: Semantic analysis
#61712 opened Oct 25, 2022 by coinbump
@slavapestov
3
Automatic initializer inheritance broken for open classes outside of defining module bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself inheritance Feature → type declarations → class: Subclassing and inheritance of class members type checker Area → compiler: Semantic analysis
#61508 opened Oct 8, 2022 by hybridcattt
1
@slavapestov
11
Nested constrained opaque result type example from SE-0346 doesn't compile bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself generics Feature: generic declarations and types type checker Area → compiler: Semantic analysis
#61409 opened Oct 3, 2022 by dnadoba
@slavapestov
2
Runtime crash "outlined init with take of any ..." 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 optimized only Flag: An issue whose reproduction requires optimized compilation parameterized protocols Feature → protocol: protocols with primary associated types run-time crash Bug → crash: Swift code crashed during execution
#61403 opened Oct 1, 2022 by plamenterziev
@slavapestov
22
Swift crash when creating a concrete instance from a protocol extension with an associated type accepts invalid Bug: Accepts invalid bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself existentials Feature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased values swift 5.9 type checker Area → compiler: Semantic analysis
#61357 opened Sep 29, 2022 by kerrmarin
@slavapestov
4
Circular reference error with 5.7 bug A deviation from expected or documented behavior. Also: expected but undesirable behavior.
#61152 opened Sep 16, 2022 by DevAndArtist
@slavapestov
1
Associated type of base protocol can not be inferred bug A deviation from expected or documented behavior. Also: expected but undesirable behavior.
#61077 opened Sep 13, 2022 by mbrandonw
@slavapestov
4
Compiler Crash on nested associatedtype (5.7 XCode beta6) 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 generic constraints Feature → generics: generic constraints generics Feature: generic declarations and types swift 5.9 type checker Area → compiler: Semantic analysis
#60900 opened Sep 1, 2022 by arshiacont
@slavapestov
19
swiftc crash: subtype conversion in MetatypeConversionExpr is invalid: P<Int> to T bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself type checker Area → compiler: Semantic analysis
#60552 opened Aug 14, 2022 by mayoff
@slavapestov
2
Assertion `!type->hasTypeVariable()' with a primary associated type on a protocol bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself constrained existentials Feature → existentials: constrained existentials such as 'any Collection<Int>' crash Bug: A crash, i.e., an abnormal termination of software existential member accesses Feature → existentials: existential member accesses existentials Feature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased values expressions Feature: expressions swift 5.9 type checker Area → compiler: Semantic analysis
#60547 opened Aug 13, 2022 by langtutheky
@slavapestov
6
Bug with opaque result type substitutions bug A deviation from expected or documented behavior. Also: expected but undesirable behavior.
#60430 opened Aug 6, 2022 by slavapestov
@slavapestov
1
Compiler hangs for local lazy variable with try bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself
#60129 opened Jul 19, 2022 by vojtarylko
@slavapestov
3
Compiler crashes for lazy async local variable bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. concurrency Feature: umbrella label for concurrency language features
#60128 opened Jul 19, 2022 by vojtarylko
@slavapestov
1
Disallow implicit existential opening when calling function with an opaque result type bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself type checker Area → compiler: Semantic analysis
#59840 opened Jul 1, 2022 by karwa
@slavapestov @DougGregor
3
Compiler crash in Swift 5.7 bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. SILGen Area → compiler: The SIL generation stage
#59738 opened Jun 27, 2022 by Frizlab
@slavapestov
5
ProTip! Updated in the last three days: updated:>2024-05-31.