// 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: } }