1  /* { dg-do compile } */
       2  /* { dg-options "-O -fno-tree-dominator-opts" } */
       3  
       4  int nv;
       5  
       6  void test (void)
       7  {
       8    #pragma GCC unroll 2
       9    for (nv = 0; nv < 1; ++nv)
      10      {}
      11  }