зеркало из https://github.com/CryptoPro/go.git
47 строки
707 B
Go
47 строки
707 B
Go
// run
|
|
|
|
// Copyright 2011 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 Value struct {
|
|
X interface{}
|
|
Y int
|
|
}
|
|
|
|
type Struct struct {
|
|
X complex128
|
|
}
|
|
|
|
const magic = 1 + 2i
|
|
|
|
func (Value) Complex(x complex128) {
|
|
if x != magic {
|
|
println(x)
|
|
panic("bad complex magic")
|
|
}
|
|
}
|
|
|
|
func f(x *byte, y, z int) complex128 {
|
|
return magic
|
|
}
|
|
|
|
func (Value) Struct(x Struct) {
|
|
if x.X != magic {
|
|
println(x.X)
|
|
panic("bad struct magic")
|
|
}
|
|
}
|
|
|
|
func f1(x *byte, y, z int) Struct {
|
|
return Struct{magic}
|
|
}
|
|
|
|
func main() {
|
|
var v Value
|
|
v.Struct(f1(nil, 0, 0)) // ok
|
|
v.Complex(f(nil, 0, 0)) // used to fail
|
|
}
|