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