golang issue45639 代码
文件路径：/src/cmd/compile/internal/types2/testdata/fixedbugs/issue45639.go
/ Copyright 2021 The Go Authors. All rights reserved.
/ Use of this source code is governed by a BSD-style
/ license that can be found in the LICENSE file.
package P
/ For now, a lone type parameter is not permitted as RHS in a type declaration (issue #45639).
/ / It is not permitted to declare a local type whose underlying
/ / type is a type parameters not declared by that type declaration.
/ func _[T any]() {
/ type _ T / ERROR cannot use function type parameter T as RHS in type declaration
/ type _ [_ any] T / ERROR cannot use function type parameter T as RHS in type declaration
/ }