1  extern int bar(void) __attribute__((__visibility__("hidden"), __const__));
       2  extern void baz(int);
       3  
       4  void foo(char c)
       5  {
       6    int i;
       7  
       8    if (bar())
       9      i = c;
      10    else
      11      i = c;
      12  
      13    baz(i);
      14  }