File: rdar122596633-1.swift

package info (click to toggle)
swiftlang 6.1.3-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,532 kB
  • sloc: cpp: 9,901,743; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (48 lines) | stat: -rw-r--r-- 868 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
 
// RUN: %target-typecheck-verify-swift

public protocol P1 {
    associatedtype A = Void

    func makeA() -> A
    func consumeA(a: inout A)
}

extension P1 where A == Void {
    // Don't consider this witness in the 'S2: P1' conformance below.
    public func makeA() -> A { fatalError() }
}

public struct S1: P1 {}

public protocol P2: P1 where A == B.A {
    associatedtype B: P1
    var base: B { get }
}

extension P2 {
    public func makeA() -> B.A { fatalError() }
    public func consumeA(a: inout B.A) {}
}

extension S1: P2 {
    public var base: S2 { fatalError() }
}

public struct S2 {}

public struct S3 {}

extension S2: P1 {
    public typealias A = S3
}

public protocol P3: P1 where A == S3 {}

extension P3 {
    public func makeA() -> A { fatalError() }
    public func consumeA(a: inout A) {}
}

extension S2: P3 {}

let x: S3.Type = S2.A.self