mirror of
https://github.com/golang/go
synced 2024-11-13 17:20:22 -07:00
37 lines
723 B
Go
37 lines
723 B
Go
// $G $D/$F.go && $L $F.$A && ./$A.out
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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type T1 struct { x, y int; }
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type T2 struct { z, w byte; }
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type T3 T1
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type MyInt int
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func (MyInt) m(*T1) { }
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func main() {
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{
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var i interface{} = new(T1);
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v1, ok1 := i.(*T1);
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v2, ok2 := i.(*T2);
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v3, ok3 := i.(*T3);
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if !ok1 || ok2 || ok3 {
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panicln("*T1", ok1, ok2, ok3);
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}
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}
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{
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var i interface{} = MyInt(0);
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v1, ok1 := i.(interface{ m(*T1) });
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v2, ok2 := i.(interface{ m(*T2) });
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v3, ok3 := i.(interface{ m(*T3) });
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if !ok1 || ok2 || ok3 {
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panicln("T", ok1, ok2, ok3);
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}
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}
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}
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