--- /dev/null
+// Copyright 2020, 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.md file.
+
+// Package foo is deliberately named differently than the parent directory.
+// It contain declarations that have ambiguity in their short names,
+// relative to a different package also called foo.
+package foo
+
+type Bar struct{ S string }