golang issue45550 代码
文件路径：/src/go/types/testdata/fixedbugs/issue45550.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
type Builder /* ERROR illegal cycle */ [T interface{ struct{ Builder[T] } }] struct{}
type myBuilder struct {
Builder[myBuilder]
}