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Doug Gregor
aad51cab01
Support for existentials in Embedded Swift has been available for a little while now and appears to be solid. Remove the ability to disable them (via `-disable-experimental-feature EmbeddedExistentials`), both because it simplifies the code and because it's an ABI break to disable the feature.
35 lines
745 B
Swift
35 lines
745 B
Swift
// RUN: %target-swift-emit-ir -parse-as-library -module-name main -verify %s -enable-experimental-feature Embedded -wmo
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// REQUIRES: swift_in_compiler
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// REQUIRES: optimized_stdlib
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// REQUIRES: swift_feature_Embedded
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protocol ClassBound: AnyObject {
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func foo()
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}
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protocol NotClassBound {
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func foo()
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}
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class MyClass {}
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extension MyClass: ClassBound, NotClassBound {
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func foo() { print("MyClass.foo()") }
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}
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func test(existential: any ClassBound) {
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existential.foo() // ok
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}
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func test(existential: any NotClassBound) {
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existential.foo()
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}
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@main
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struct Main {
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static func main() {
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test(existential: MyClass() as (any ClassBound)) // ok
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test(existential: MyClass() as (any NotClassBound)) // ok
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}
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}
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