golang x 代码
文件路径：/test/fixedbugs/bug437.dir/x.go
/ Copyright 2012 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.
/ Test converting a type defined in a different package to an
/ interface defined in a third package, where the interface has a
/ hidden method. This used to cause a link error with gccgo.
package main
import (
"./one"
"./two"
)
func F(i1 one.I1) {
switch v := i1.(type) {
case two.S2:
one.F1(v)
}
}
func main() {
F(nil)
}