1  // Copyright 2019 The Go Authors. All rights reserved.
       2  // Use of this source code is governed by a BSD-style
       3  // license that can be found in the LICENSE file.
       4  
       5  extern int weaksym __attribute__((__weak__));
       6  int weaksym = 42;
       7  
       8  int foo2()
       9  {
      10  	return weaksym;
      11  }