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// run -gcflags=-G=3
// 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 Iterator[T any] interface {
Iterate(fn T)
}
type IteratorFunc[T any] func(fn T)
func (f IteratorFunc[T]) Iterate(fn T) {
f(fn)
}
func Foo[R any]() {
var _ Iterator[R] = IteratorFunc[R](nil)
}
func main() {
Foo[int]()
}
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