// 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 | |
func main() { | |
Gooer2[byte]() | |
} | |
type Fooer[T any] interface { | |
Foo(p T) | |
} | |
type fooer1[T any] struct{} | |
func (fooer1[T]) Foo(T) {} | |
type fooer2[T any] struct { | |
r []Fooer[T] | |
} | |
//go:noinline | |
func (mr fooer2[T]) Foo(p T) { | |
mr.r[0] = fooer1[T]{} | |
return | |
} | |
func Gooer2[T any]() Fooer[T] { | |
return fooer2[T]{} | |
} |