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// run
// 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.
// Conversion between identical interfaces.
// Issue 1647.
// The compiler used to not realize this was a no-op,
// so it generated a call to the non-existent function runtime.convE2E.
package main
type (
a interface{}
b interface{}
)
func main() {
x := a(1)
z := b(x)
_ = z
}