Search results

Compiler errors out on <code>let _: (any Any).Type = (any Any).self</code>

AnyFeature → types: The `Any` built-in typeFeature → types: The `Any` built-in type

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

compilerThe Swift compiler itselfThe Swift compiler itself

existentialsFeature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased valuesFeature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased values

expressionsFeature: expressionsFeature: expressions

metatypesFeature → types: MetatypesFeature → types: Metatypes

parserArea → compiler: The legacy C++ parserArea → compiler: The legacy C++ parser

swift 6.0

typesFeature: typesFeature: types

Status: Open.

#78042 In swiftlang/swift;

· AnthonyLatsis opened on Dec 7, 2024

SILGen crash on using member type accessed through metatype value

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

compilerThe Swift compiler itselfThe Swift compiler itself

crashBug: A crash, i.e., an abnormal termination of softwareBug: A crash, i.e., an abnormal termination of software

expressionsFeature: expressionsFeature: expressions

metatypesFeature → types: MetatypesFeature → types: Metatypes

nested typesFeature: nested typesFeature: nested types

SILGenArea → compiler: The SIL generation stageArea → compiler: The SIL generation stage

swift 6.0

typesFeature: typesFeature: types

Status: Open.

#73251 In swiftlang/swift;

· AnthonyLatsis opened on Apr 25, 2024

Expanding a closure's type parameter pack into a tuple of metatypes can crash

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

compilerThe Swift compiler itselfThe Swift compiler itself

crashBug: A crash, i.e., an abnormal termination of softwareBug: A crash, i.e., an abnormal termination of software

expressionsFeature: expressionsFeature: expressions

genericsFeature: generic declarations and typesFeature: generic declarations and types

metatypesFeature → types: MetatypesFeature → types: Metatypes

pack expansionsFeature → expressions: Pack expansion expressionsFeature → expressions: Pack expansion expressions

parameter packsFeature → generics: Parameter packsFeature → generics: Parameter packs

propertiesFeature: propertiesFeature: properties

SILGenArea → compiler: The SIL generation stageArea → compiler: The SIL generation stage

swift 6.0

typesFeature: typesFeature: types

Status: Open.

#71576 In swiftlang/swift;

· slice opened on Feb 13, 2024

Subtype relations of existential metatypes are not consistent in the language.

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

castingFeature: explicit casting (is, as, as? and as!)Feature: explicit casting (is, as, as? and as!)

existentialsFeature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased valuesFeature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased values

expressionsFeature: expressionsFeature: expressions

metatypesFeature → types: MetatypesFeature → types: Metatypes

runtimeThe Swift RuntimeThe Swift Runtime

swift 6.0

typesFeature: typesFeature: types

unexpected behaviorBug: Unexpected behavior or incorrect outputBug: Unexpected behavior or incorrect output

Status: Open.

#70874 In swiftlang/swift;

· CrystDragon opened on Jan 12, 2024

Compiler crash when compiling code that initializes AnyClass

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

castingFeature: explicit casting (is, as, as? and as!)Feature: explicit casting (is, as, as? and as!)

compilerThe Swift compiler itselfThe Swift compiler itself

crashBug: A crash, i.e., an abnormal termination of softwareBug: A crash, i.e., an abnormal termination of software

IRGenLLVM IR generationLLVM IR generation

metatypesFeature → types: MetatypesFeature → types: Metatypes

objective-c interopFeature: Interoperability with Objective-CFeature: Interoperability with Objective-C

swift 5.8

Status: Open.

#66089 In swiftlang/swift;

· danielpunkass opened on May 23, 2023

Mangled singleton existential metatypes decode to constraint type metatypes

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

compilerThe Swift compiler itselfThe Swift compiler itself

demanglingArea → compiler: The `libswiftDemangling` libraryArea → compiler: The `libswiftDemangling` library

existentialsFeature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased valuesFeature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased values

metatypesFeature → types: MetatypesFeature → types: Metatypes

swift 5.9

typesFeature: typesFeature: types

unexpected behaviorBug: Unexpected behavior or incorrect outputBug: Unexpected behavior or incorrect output

Status: Open.

#65880 In swiftlang/swift;

· AnthonyLatsis opened on May 12, 2023

<code>[.]Type</code> completion for <code>(any P).</code> shows it will produce an existential metatype

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

code completionArea → source tooling: code completionArea → source tooling: code completion

existentialsFeature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased valuesFeature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased values

good first issueGood for newcomersGood for newcomers

metatypesFeature → types: MetatypesFeature → types: Metatypes

source toolingArea: IDE support, SourceKit, and other source toolingArea: IDE support, SourceKit, and other source tooling

swift 5.9

typesFeature: typesFeature: types

unexpected behaviorBug: Unexpected behavior or incorrect outputBug: Unexpected behavior or incorrect output

Status: Open.

#65843 In swiftlang/swift;

· AnthonyLatsis opened on May 10, 2023

Code completion: Stop suggesting old-style protocol metatype syntax in Swift 6 mode

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

code completionArea → source tooling: code completionArea → source tooling: code completion

existentialsFeature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased valuesFeature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased values

good first issueGood for newcomersGood for newcomers

metatypesFeature → types: MetatypesFeature → types: Metatypes

source toolingArea: IDE support, SourceKit, and other source toolingArea: IDE support, SourceKit, and other source tooling

swift 5.9

typesFeature: typesFeature: types

unexpected behaviorBug: Unexpected behavior or incorrect outputBug: Unexpected behavior or incorrect output

Status: Open.

#65699 In swiftlang/swift;

· AnthonyLatsis opened on May 5, 2023

objcProtocol.Type.self fail to cast to Protocol

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

compilerThe Swift compiler itselfThe Swift compiler itself

metatypesFeature → types: MetatypesFeature → types: Metatypes

type checkerArea → compiler: Semantic analysisArea → compiler: Semantic analysis

Status: Open.

#62134 In swiftlang/swift;

· miku1958 opened on Nov 16, 2022

<code>meta(</code> vs. <code>meta.init(</code> does not produce initializer completions

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

code completionArea → source tooling: code completionArea → source tooling: code completion

initFeature → declarations: InitializersFeature → declarations: Initializers

metatypesFeature → types: MetatypesFeature → types: Metatypes

source toolingArea: IDE support, SourceKit, and other source toolingArea: IDE support, SourceKit, and other source tooling

Status: Open.

#59378 In swiftlang/swift;

· AnthonyLatsis opened on Jun 11, 2022