1 // errorcheck 2 3 // Copyright 2012 The Go Authors. All rights reserved. 4 // Use of this source code is governed by a BSD-style 5 // license that can be found in the LICENSE file. 6 7 // Issue 3937: unhelpful typechecking loop message 8 // for identifiers wrongly used as types. 9 10 package main 11 12 func foo(x foo) {} // ERROR "expected type|not a type" 13