mirror of
https://github.com/golang/go
synced 2024-11-18 12:54:44 -07:00
917aa35f8f
if both types are named, they must be the same type (arising from the same declaration). R=r,gri DELTA=44 (21 added, 4 deleted, 19 changed) OCL=28436 CL=28577
51 lines
794 B
Go
51 lines
794 B
Go
// $G $D/$F.go && $L $F.$A && ./$A.out
|
|
|
|
// Copyright 2009 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 "unsafe"
|
|
|
|
func typeof(x interface{}) string {
|
|
val, typ, indir := unsafe.Reflect(x);
|
|
return typ;
|
|
}
|
|
|
|
func f() int {
|
|
return 0;
|
|
}
|
|
|
|
func g() int {
|
|
return 0;
|
|
}
|
|
|
|
type T func() int
|
|
|
|
var m = map[string] T {
|
|
"f": f
|
|
}
|
|
|
|
type A int
|
|
type B int
|
|
|
|
var a A = 1;
|
|
var b B = 2;
|
|
var x int;
|
|
|
|
func main() {
|
|
want := typeof(g);
|
|
if t := typeof(f); t != want {
|
|
panicln("type of f is", t, "want", want);
|
|
}
|
|
|
|
want = typeof(a);
|
|
if t := typeof(+a); t != want {
|
|
panicln("type of +a is", t, "want", want);
|
|
}
|
|
if t := typeof(a+0); t != want {
|
|
panicln("type of a+0 is", t, "want", want);
|
|
}
|
|
}
|