1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -fdump-tree-optimized" } */
       3  
       4  extern int a;
       5  extern int *b;
       6  int n;
       7  void* f(long *q)
       8  {
       9    int *p = __builtin_malloc (n);
      10    ++*q;
      11    if (p)
      12    {
      13      ++*q;
      14      a = 2;
      15      __builtin_memset (p, 0, n);
      16      *b = 3;
      17    }
      18    return p;
      19  }
      20  void* g(void)
      21  {
      22    float *p = __builtin_calloc (8, 4);
      23    return __builtin_memset (p, 0, 24); // not 32
      24  }
      25  
      26  /* { dg-final { scan-tree-dump-times "calloc" 2 "optimized" } } */
      27  /* { dg-final { scan-tree-dump-not "malloc" "optimized" } } */
      28  /* { dg-final { scan-tree-dump-not "memset" "optimized" } } */