github.com/xushiwei/go@v0.0.0-20130601165731-2b9d83f45bc9/test/fixedbugs/bug327.go (about)

     1  // run
     2  
     3  // Copyright 2011 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  // Conversion between identical interfaces.
     8  // Issue 1647.
     9  
    10  // The compiler used to not realize this was a no-op,
    11  // so it generated a call to the non-existent function runtime.convE2E.
    12  
    13  package main
    14  
    15  type (
    16  	a interface{}
    17  	b interface{}
    18  )
    19  
    20  func main() {
    21  	x := a(1)
    22  	z := b(x)
    23  	_ = z
    24  }