1 // Copyright 2021 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 package P 6 7 // For now, a lone type parameter is not permitted as RHS in a type declaration (issue #45639). 8 // // It is not permitted to declare a local type whose underlying 9 // // type is a type parameters not declared by that type declaration. 10 // func _[T any]() { 11 // type _ T // ERROR "cannot use function type parameter T as RHS in type declaration" 12 // type _ [_ any] T // ERROR "cannot use function type parameter T as RHS in type declaration" 13 // } 14