error: &-masking with zero
  --> $DIR/bit_masks.rs:12:5
   |
12 |     x & 0 == 0;
   |     ^^^^^^^^^^
   |
   = note: `-D bad-bit-mask` implied by `-D warnings`

error: bit mask could be simplified with a call to `trailing_zeros`
  --> $DIR/bit_masks.rs:12:5
   |
12 |     x & 0 == 0;
   |     ^^^^^^^^^^ help: try: `x.trailing_zeros() >= 0`
   |
   = note: `-D verbose-bit-mask` implied by `-D warnings`

error: bit mask could be simplified with a call to `trailing_zeros`
  --> $DIR/bit_masks.rs:14:5
   |
14 |     x & 1 == 0; //ok, compared with zero
   |     ^^^^^^^^^^ help: try: `x.trailing_zeros() >= 1`

error: incompatible bit mask: `_ & 2` can never be equal to `1`
  --> $DIR/bit_masks.rs:15:5
   |
15 |     x & 2 == 1;
   |     ^^^^^^^^^^

error: incompatible bit mask: `_ | 3` can never be equal to `2`
  --> $DIR/bit_masks.rs:19:5
   |
19 |     x | 3 == 2;
   |     ^^^^^^^^^^

error: incompatible bit mask: `_ & 1` will never be higher than `1`
  --> $DIR/bit_masks.rs:21:5
   |
21 |     x & 1 > 1;
   |     ^^^^^^^^^

error: incompatible bit mask: `_ | 2` will always be higher than `1`
  --> $DIR/bit_masks.rs:25:5
   |
25 |     x | 2 > 1;
   |     ^^^^^^^^^

error: incompatible bit mask: `_ & 7` can never be equal to `8`
  --> $DIR/bit_masks.rs:32:5
   |
32 |     x & THREE_BITS == 8;
   |     ^^^^^^^^^^^^^^^^^^^

error: incompatible bit mask: `_ | 7` will never be lower than `7`
  --> $DIR/bit_masks.rs:33:5
   |
33 |     x | EVEN_MORE_REDIRECTION < 7;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: &-masking with zero
  --> $DIR/bit_masks.rs:35:5
   |
35 |     0 & x == 0;
   |     ^^^^^^^^^^

error: incompatible bit mask: `_ | 2` will always be higher than `1`
  --> $DIR/bit_masks.rs:39:5
   |
39 |     1 < 2 | x;
   |     ^^^^^^^^^

error: incompatible bit mask: `_ | 3` can never be equal to `2`
  --> $DIR/bit_masks.rs:40:5
   |
40 |     2 == 3 | x;
   |     ^^^^^^^^^^

error: incompatible bit mask: `_ & 2` can never be equal to `1`
  --> $DIR/bit_masks.rs:41:5
   |
41 |     1 == x & 2;
   |     ^^^^^^^^^^

error: ineffective bit mask: `x | 1` compared to `3`, is the same as x compared directly
  --> $DIR/bit_masks.rs:52:5
   |
52 |     x | 1 > 3;
   |     ^^^^^^^^^
   |
   = note: `-D ineffective-bit-mask` implied by `-D warnings`

error: ineffective bit mask: `x | 1` compared to `4`, is the same as x compared directly
  --> $DIR/bit_masks.rs:53:5
   |
53 |     x | 1 < 4;
   |     ^^^^^^^^^

error: ineffective bit mask: `x | 1` compared to `3`, is the same as x compared directly
  --> $DIR/bit_masks.rs:54:5
   |
54 |     x | 1 <= 3;
   |     ^^^^^^^^^^

error: ineffective bit mask: `x | 1` compared to `8`, is the same as x compared directly
  --> $DIR/bit_masks.rs:55:5
   |
55 |     x | 1 >= 8;
   |     ^^^^^^^^^^

error: aborting due to 17 previous errors