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Assertion failed: (!hasAccess() && "access already set")

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

declarationsFeature: declarationsFeature: declarations

extensionFeature → declarations: `extension` declarationsFeature → declarations: `extension` declarations

generic constraintsFeature → generics: generic constraintsFeature → generics: generic constraints

genericsFeature: generic declarations and typesFeature: generic declarations and types

name lookupArea → compiler → type checker: Name lookupArea → compiler → type checker: Name lookup

swift 6.0

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

type declarationsFeature → declarations: Type declarationsFeature → declarations: Type declarations

typealiasFeature → type declarations: `typealias` declarationsFeature → type declarations: `typealias` declarations

Status: Open.

#75713 In swiftlang/swift;

· JaapWijnen opened on Aug 6, 2024

Declaration order of type-constrained typealias and struct implementing a generic protocol causes "invalid type alias" error

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

genericsFeature: generic declarations and typesFeature: generic declarations and types

typealiasFeature → type declarations: `typealias` declarationsFeature → type declarations: `typealias` declarations

Status: Open.

#73154 In swiftlang/swift;

· pkillian opened on Apr 19, 2024

Compiler crash with circular reference, redundant conformance requirements

assertion failureBug → crash: An assertion failureBug → crash: An assertion failure

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

declarationsFeature: declarationsFeature: declarations

genericsFeature: generic declarations and typesFeature: generic declarations and types

inheritance clausesFeature → type declarations: Type inheritance clausesFeature → type declarations: Type inheritance clauses

protocolFeature → type declarations: Protocol declarationsFeature → type declarations: Protocol declarations

swift 6.0

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

typealiasFeature → type declarations: `typealias` declarationsFeature → type declarations: `typealias` declarations

Status: Open.

#72695 In swiftlang/swift;

· karwa opened on Mar 29, 2024

Compiler error when extending a typealias of a partially specialized generic 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

declarationsFeature: declarationsFeature: declarations

extensionFeature → declarations: `extension` declarationsFeature → declarations: `extension` declarations

genericsFeature: generic declarations and typesFeature: generic declarations and types

good first issueGood for newcomersGood for newcomers

swift 5.9

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

typealiasFeature → type declarations: `typealias` declarationsFeature → type declarations: `typealias` declarations

TypeResolver

unexpected errorBug: Unexpected errorBug: Unexpected error

Status: Open.

#68212 In swiftlang/swift;

· tapsns opened on Aug 30, 2023

Index data (SourceKit and Indexstore) for an <code>extension</code> of a <code>typealias</code> does not reference the <code>typealias</code>

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

declarationsFeature: declarationsFeature: declarations

extensionFeature → declarations: `extension` declarationsFeature → declarations: `extension` declarations

indexingArea → source tooling: AST indexingArea → source tooling: AST indexing

multiple modulesFlag: An issue whose reproduction requires multiple modulesFlag: An issue whose reproduction requires multiple modules

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

swift 5.8

typealiasFeature → type declarations: `typealias` declarationsFeature → type declarations: `typealias` declarations

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

Status: Open.

#67444 In swiftlang/swift;

· dylansturg opened on Jul 20, 2023

Property wrapper typealias inside generic types "Fails to produce diagnostic"

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

generic constraintsFeature → generics: generic constraintsFeature → generics: generic constraints

genericsFeature: generic declarations and typesFeature: generic declarations and types

property wrappersFeature: property wrappersFeature: property wrappers

swift 5.9

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

typealiasFeature → type declarations: `typealias` declarationsFeature → type declarations: `typealias` declarations

Status: Open.

#63399 In swiftlang/swift;

· JessyCatterwaul opened on Feb 2, 2023

[SR-7674] Compiler crash while working on a type erasurer

associated type inference

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

conformancesFeature → protocol: protocol conformancesFeature → protocol: protocol conformances

declarationsFeature: declarationsFeature: declarations

protocolFeature → type declarations: Protocol declarationsFeature → type declarations: Protocol declarations

swift 5.9

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

typealiasFeature → type declarations: `typealias` declarationsFeature → type declarations: `typealias` declarations

unexpected errorBug: Unexpected errorBug: Unexpected error

Status: Open.

#50214 In swiftlang/swift;

· swift-ci opened on May 13, 2018

[SR-7217] Protocol composition with conflicting typealiases does not diagnose

accepts invalidBug: Accepts invalidBug: Accepts invalid

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

protocolFeature → type declarations: Protocol declarationsFeature → type declarations: Protocol declarations

protocol compositionsFeature → types: protocol composition typesFeature → types: protocol composition types

swift 6.0

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

type declarationsFeature → declarations: Type declarationsFeature → declarations: Type declarations

typealiasFeature → type declarations: `typealias` declarationsFeature → type declarations: `typealias` declarations

typesFeature: typesFeature: types

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

Status: Open.

#49765 In swiftlang/swift;

· itaiferber opened on Mar 16, 2018

[SR-5528] Allow multiple typealiases in a declaration

compilerThe Swift compiler itselfThe Swift compiler itself

featureA feature request or implementationA feature request or implementation

good first issueGood for newcomersGood for newcomers

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

swift evolution proposal neededFlag → feature: A feature that warrants a Swift evolution proposalFlag → feature: A feature that warrants a Swift evolution proposal

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

typealiasFeature → type declarations: `typealias` declarationsFeature → type declarations: `typealias` declarations

Status: Open.

#48100 In swiftlang/swift;

· jckarter opened on Jul 22, 2017