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// RUN: %target-typecheck-verify-swift
// REQUIRES: concurrency
@available(SwiftStdlib 5.1, *)
actor MyActor {}
class MyClass {}
// Lifetime specifiers before parameter names were disallowed in Swift 3 (SE-0031).
// `isolated`, `sending` and `_const` got added after Swift 3 without a diagnostic
// to disallow them before parameter names.
func foo(inout x b: MyClass) {} // expected-error {{'inout' before a parameter name is not allowed, place it before the parameter type instead}}
func foo(borrowing x b: MyClass) {} // expected-error {{'borrowing' before a parameter name is not allowed, place it before the parameter type instead}}
@available(SwiftStdlib 5.1, *)
func foo(isolated x b: MyActor) {} // expected-warning {{'isolated' before a parameter name is not allowed, place it before the parameter type instead; this is an error in the Swift 6 language mode}}
func foo(_const x b: MyClass) {} // expected-warning {{'_const' before a parameter name is not allowed, place it before the parameter type instead; this is an error in the Swift 6 language mode}}
@available(SwiftStdlib 5.1, *)
func foo(sending x b: MyActor) {} // expected-warning {{'sending' before a parameter name is not allowed, place it before the parameter type instead}}
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