1  /* PR tree-optimization/69802 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2 -Wall" } */
       4  
       5  struct S { unsigned f : 1; };
       6  int a, d;
       7  
       8  int
       9  foo (void)
      10  {
      11    unsigned b = 0;
      12    struct S c;
      13    d = ((1 && b) < c.f) & c.f;	/* { dg-warning "is used uninitialized" } */
      14    return a;
      15  }
      16  
      17  int
      18  bar (_Bool c)
      19  {
      20    unsigned b = 0;
      21    d = ((1 && b) < c) & c;
      22    return a;
      23  }