1  /* { dg-do compile } */
       2  /* { dg-additional-options "-fno-tree-copy-prop" } */
       3  
       4  int m;
       5  
       6  __attribute__ ((simd)) int
       7  foo (void)
       8  {
       9    unsigned a;
      10    int b = 0;
      11  
      12    m = a = 1;
      13    while (a != 0)
      14      {
      15        b = m;
      16        m = 2;
      17        ++a;
      18      }
      19  
      20    return b;
      21  }