// run // 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 import "reflect" type S[T any] struct { a interface{} } func (e S[T]) M() { v := reflect.ValueOf(e.a) _, _ = v.Interface().(int) } func main() { e := S[int]{0} e.M() }