| // 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 | |
| } |