1  /* { dg-options "-O2 -floop-nest-optimize" } */
       2  
       3  int kw = -1, hv = -1, ju;
       4  int mc[1];
       5  void xx(void)
       6  {
       7    for (; kw; ++kw)
       8      for (; hv; ++hv)
       9        for (ju = 0; ju < 2; ++ju)
      10          mc[kw+1] = mc[0];
      11  }