mirror of
https://github.com/golang/go
synced 2024-11-22 09:24:41 -07:00
325cf8ef21
in the tests, println+panic. gofmt some tests too. R=rsc CC=golang-dev https://golang.org/cl/741041
29 lines
591 B
Go
29 lines
591 B
Go
// $G $D/$F.go && $L $F.$A && (! ./$A.out || echo BUG: should not succeed)
|
|
|
|
// 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
|
|
|
|
type I interface{}
|
|
|
|
func foo1(i int) int { return i }
|
|
func foo2(i int32) int32 { return i }
|
|
func main() {
|
|
var i I
|
|
i = 1
|
|
var v1 = i.(int)
|
|
if foo1(v1) != 1 {
|
|
panic(1)
|
|
}
|
|
var v2 = int32(i.(int))
|
|
if foo2(v2) != 1 {
|
|
panic(2)
|
|
}
|
|
var v3 = i.(int32) // This type conversion should fail at runtime.
|
|
if foo2(v3) != 1 {
|
|
panic(3)
|
|
}
|
|
}
|