go issue48018 源码
golang issue48018 代码
文件路径：/src/cmd/compile/internal/types2/testdata/fixedbugs/issue48018.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 main
type Box[A any] struct {
value A
}
func Nest[A /* ERROR instantiation cycle */ any](b Box[A], n int) interface{} {
if n == 0 {
return b
}
return Nest(Box[Box[A]]{b}, n-1)
}
func main() {
Nest(Box[int]{0}, 10)
}
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