// 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. // Issue 873, 2162 package foo func f(x interface{}) { switch t := x.(type) { // ERROR "declared and not used" case int: } } func g(x interface{}) { switch t := x.(type) { case int: case float32: println(t) } } func h(x interface{}) { switch t := x.(type) { case int: case float32: default: println(t) } }