1  int rglobal = 0;
       2  
       3  volatile int g;
       4  volatile int c;
       5  volatile double *array;
       6  
       7  /* unused parameter */
       8  static void
       9  bar(int *p)
      10  {
      11    int i;
      12    for (i = 0; i < c; i++)
      13      {
      14        /* something big so that it is inlined second. */
      15        array[i] = (array[i+1]+array[i]+1)*2;
      16      }
      17  }
      18  
      19  void foo(int *p) {
      20    g = *p;
      21    bar(p);
      22  }
      23  
      24  void __attribute__((noinline))
      25  entry(void)
      26  {
      27    foo(&rglobal);
      28  }
      29  
      30  void __attribute__((used))
      31  blah(int *p)
      32  {
      33    bar(p);
      34  }
      35