rust-clippy/tests/ui/bit_masks.stderr

error: &-masking with zero
  --> $DIR/bit_masks.rs:22:5
   |
22 |     x & 0 == 0;
   |     ^^^^^^^^^^
   |
   = note: `-D clippy::bad-bit-mask` implied by `-D warnings`

error: this operation will always return zero. This is likely not the intended outcome
  --> $DIR/bit_masks.rs:22:5
   |
22 |     x & 0 == 0;
   |     ^^^^^
   |
   = note: #[deny(clippy::erasing_op)] on by default

error: incompatible bit mask: `_ & 2` can never be equal to `1`
  --> $DIR/bit_masks.rs:25:5
   |
25 |     x & 2 == 1;
   |     ^^^^^^^^^^

error: incompatible bit mask: `_ | 3` can never be equal to `2`
  --> $DIR/bit_masks.rs:29:5
   |
29 |     x | 3 == 2;
   |     ^^^^^^^^^^

error: incompatible bit mask: `_ & 1` will never be higher than `1`
  --> $DIR/bit_masks.rs:31:5
   |
31 |     x & 1 > 1;
   |     ^^^^^^^^^

error: incompatible bit mask: `_ | 2` will always be higher than `1`
  --> $DIR/bit_masks.rs:35:5
   |
35 |     x | 2 > 1;
   |     ^^^^^^^^^

error: incompatible bit mask: `_ & 7` can never be equal to `8`
  --> $DIR/bit_masks.rs:42:5
   |
42 |     x & THREE_BITS == 8;
   |     ^^^^^^^^^^^^^^^^^^^

error: incompatible bit mask: `_ | 7` will never be lower than `7`
  --> $DIR/bit_masks.rs:43:5
   |
43 |     x | EVEN_MORE_REDIRECTION < 7;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: &-masking with zero
  --> $DIR/bit_masks.rs:45:5
   |
45 |     0 & x == 0;
   |     ^^^^^^^^^^

error: this operation will always return zero. This is likely not the intended outcome
  --> $DIR/bit_masks.rs:45:5
   |
45 |     0 & x == 0;
   |     ^^^^^

error: incompatible bit mask: `_ | 2` will always be higher than `1`
  --> $DIR/bit_masks.rs:49:5
   |
49 |     1 < 2 | x;
   |     ^^^^^^^^^

error: incompatible bit mask: `_ | 3` can never be equal to `2`
  --> $DIR/bit_masks.rs:50:5
   |
50 |     2 == 3 | x;
   |     ^^^^^^^^^^

error: incompatible bit mask: `_ & 2` can never be equal to `1`
  --> $DIR/bit_masks.rs:51:5
   |
51 |     1 == x & 2;
   |     ^^^^^^^^^^

error: ineffective bit mask: `x | 1` compared to `3`, is the same as x compared directly
  --> $DIR/bit_masks.rs:62:5
   |
62 |     x | 1 > 3;
   |     ^^^^^^^^^
   |
   = note: `-D clippy::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:63:5
   |
63 |     x | 1 < 4;
   |     ^^^^^^^^^

error: ineffective bit mask: `x | 1` compared to `3`, is the same as x compared directly
  --> $DIR/bit_masks.rs:64:5
   |
64 |     x | 1 <= 3;
   |     ^^^^^^^^^^

error: ineffective bit mask: `x | 1` compared to `8`, is the same as x compared directly
  --> $DIR/bit_masks.rs:65:5
   |
65 |     x | 1 >= 8;
   |     ^^^^^^^^^^

error: aborting due to 17 previous errors