golang switch4 代码
文件路径：/test/switch4.go
/ errorcheck
/ 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.
/ Verify that erroneous switch statements are detected by the compiler.
/ Does not compile.
package main
type I interface {
M()
}
func bad() {
i5 := 5
switch i5 {
case 5:
fallthrough / ERROR "cannot fallthrough final case in switch"
}
}
func good() {
var i interface{}
var s string
switch i {
case s:
}
switch s {
case i:
}
}