// errorcheck // Copyright 2015 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 10975: Returning an invalid interface would cause // `internal compiler error: getinarg: not a func`. package main type I interface { int // ERROR "interface contains embedded non-interface int|not an interface" } func New() I { return struct{}{} }