mirror of
https://github.com/golang/go
synced 2024-11-26 11:28:21 -07:00
27 lines
413 B
Go
27 lines
413 B
Go
|
// run
|
||
|
|
|
||
|
|
// Copyright 2022 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 f[B any](b B) {
|
||
|
|
if b1, ok := any(b).(interface{ m1() }); ok {
|
||
|
|
panic(1)
|
||
|
|
_ = b1.(B)
|
||
|
|
}
|
||
|
|
if b2, ok := any(b).(interface{ m2() }); ok {
|
||
|
|
panic(2)
|
||
|
|
_ = b2.(B)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
type S struct{}
|
||
|
|
|
||
|
|
func (S) m3() {}
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
f(S{})
|
||
|
|
}
|