mirror of
https://github.com/apple/swift.git
synced 2025-12-14 20:36:38 +01:00
41 lines
830 B
Swift
41 lines
830 B
Swift
// RUN: not %target-swift-frontend %s -typecheck
|
|
// REQUIRES: asserts
|
|
|
|
// https://github.com/apple/swift/issues/48118
|
|
|
|
public struct Foo<A, B, C> {}
|
|
|
|
public protocol P {
|
|
associatedtype PA
|
|
associatedtype PB = Never
|
|
associatedtype PC = Never
|
|
|
|
typealias Context = Foo<PA, PB, PC>
|
|
|
|
func f1(_ x: Context, _ y: PA)
|
|
func f2(_ x: Context, _ y: PB)
|
|
func f3(_ x: Context, _ y: PC)
|
|
func f4(_ x: Context)
|
|
}
|
|
|
|
public extension P {
|
|
public func f1(_ x: Context, _ y: PA) {
|
|
}
|
|
public func f2(_ x: Context, _ y: PB) {
|
|
}
|
|
public func f3(_ x: Context, _ y: PC) {
|
|
}
|
|
public func f4(_ x: Context) {
|
|
}
|
|
}
|
|
|
|
public struct S: P {
|
|
public typealias PA = String
|
|
public typealias PB = Int
|
|
|
|
public func f1(_ x: Context, _ y: PA) {
|
|
}
|
|
public func f2(_ x: Context, _ y: PB) {
|
|
}
|
|
}
|