rust-clippy/tests/ui/identity_op.stderr

error: this operation has no effect
  --> $DIR/identity_op.rs:42:5
   |
LL |     x + 0;
   |     ^^^^^ help: consider reducing it to: `x`
   |
   = note: `-D clippy::identity-op` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::identity_op)]`

error: this operation has no effect
  --> $DIR/identity_op.rs:43:5
   |
LL |     x + (1 - 1);
   |     ^^^^^^^^^^^ help: consider reducing it to: `x`

error: this operation has no effect
  --> $DIR/identity_op.rs:45:5
   |
LL |     0 + x;
   |     ^^^^^ help: consider reducing it to: `x`

error: this operation has no effect
  --> $DIR/identity_op.rs:48:5
   |
LL |     x | (0);
   |     ^^^^^^^ help: consider reducing it to: `x`

error: this operation has no effect
  --> $DIR/identity_op.rs:51:5
   |
LL |     x * 1;
   |     ^^^^^ help: consider reducing it to: `x`

error: this operation has no effect
  --> $DIR/identity_op.rs:52:5
   |
LL |     1 * x;
   |     ^^^^^ help: consider reducing it to: `x`

error: this operation has no effect
  --> $DIR/identity_op.rs:58:5
   |
LL |     -1 & x;
   |     ^^^^^^ help: consider reducing it to: `x`

error: this operation has no effect
  --> $DIR/identity_op.rs:61:5
   |
LL |     u & 255;
   |     ^^^^^^^ help: consider reducing it to: `u`

error: this operation has no effect
  --> $DIR/identity_op.rs:64:5
   |
LL |     42 << 0;
   |     ^^^^^^^ help: consider reducing it to: `42`

error: this operation has no effect
  --> $DIR/identity_op.rs:65:5
   |
LL |     1 >> 0;
   |     ^^^^^^ help: consider reducing it to: `1`

error: this operation has no effect
  --> $DIR/identity_op.rs:66:5
   |
LL |     42 >> 0;
   |     ^^^^^^^ help: consider reducing it to: `42`

error: this operation has no effect
  --> $DIR/identity_op.rs:67:5
   |
LL |     &x >> 0;
   |     ^^^^^^^ help: consider reducing it to: `x`

error: this operation has no effect
  --> $DIR/identity_op.rs:68:5
   |
LL |     x >> &0;
   |     ^^^^^^^ help: consider reducing it to: `x`

error: this operation has no effect
  --> $DIR/identity_op.rs:75:5
   |
LL |     2 % 3;
   |     ^^^^^ help: consider reducing it to: `2`

error: this operation has no effect
  --> $DIR/identity_op.rs:76:5
   |
LL |     -2 % 3;
   |     ^^^^^^ help: consider reducing it to: `-2`

error: this operation has no effect
  --> $DIR/identity_op.rs:77:5
   |
LL |     2 % -3 + x;
   |     ^^^^^^ help: consider reducing it to: `2`

error: this operation has no effect
  --> $DIR/identity_op.rs:78:5
   |
LL |     -2 % -3 + x;
   |     ^^^^^^^ help: consider reducing it to: `-2`

error: this operation has no effect
  --> $DIR/identity_op.rs:79:9
   |
LL |     x + 1 % 3;
   |         ^^^^^ help: consider reducing it to: `1`

error: this operation has no effect
  --> $DIR/identity_op.rs:87:5
   |
LL |     0 + if b { 1 } else { 2 };
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider reducing it to: `(if b { 1 } else { 2 })`

error: this operation has no effect
  --> $DIR/identity_op.rs:88:5
   |
LL |     0 + if b { 1 } else { 2 } + if b { 3 } else { 4 };
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider reducing it to: `(if b { 1 } else { 2 })`

error: this operation has no effect
  --> $DIR/identity_op.rs:89:5
   |
LL |     0 + match a { 0 => 10, _ => 20 };
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider reducing it to: `(match a { 0 => 10, _ => 20 })`

error: this operation has no effect
  --> $DIR/identity_op.rs:90:5
   |
LL |     0 + match a { 0 => 10, _ => 20 } + match a { 0 => 30, _ => 40 };
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider reducing it to: `(match a { 0 => 10, _ => 20 })`

error: this operation has no effect
  --> $DIR/identity_op.rs:91:5
   |
LL |     0 + if b { 1 } else { 2 } + match a { 0 => 30, _ => 40 };
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider reducing it to: `(if b { 1 } else { 2 })`

error: this operation has no effect
  --> $DIR/identity_op.rs:92:5
   |
LL |     0 + match a { 0 => 10, _ => 20 } + if b { 3 } else { 4 };
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider reducing it to: `(match a { 0 => 10, _ => 20 })`

error: this operation has no effect
  --> $DIR/identity_op.rs:93:5
   |
LL |     (if b { 1 } else { 2 }) + 0;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider reducing it to: `(if b { 1 } else { 2 })`

error: this operation has no effect
  --> $DIR/identity_op.rs:95:5
   |
LL |     0 + { a } + 3;
   |     ^^^^^^^^^ help: consider reducing it to: `({ a })`

error: this operation has no effect
  --> $DIR/identity_op.rs:96:5
   |
LL |     0 + { a } * 2;
   |     ^^^^^^^^^^^^^ help: consider reducing it to: `({ a } * 2)`

error: this operation has no effect
  --> $DIR/identity_op.rs:97:5
   |
LL |     0 + loop { let mut c = 0; if c == 10 { break c; } c += 1; } + { a * 2 };
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider reducing it to: `(loop { let mut c = 0; if c == 10 { break c; } c += 1; })`

error: this operation has no effect
  --> $DIR/identity_op.rs:102:7
   |
LL |     f(1 * a + { 8 * 5 });
   |       ^^^^^ help: consider reducing it to: `a`

error: this operation has no effect
  --> $DIR/identity_op.rs:103:7
   |
LL |     f(0 + if b { 1 } else { 2 } + 3);
   |       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider reducing it to: `if b { 1 } else { 2 }`

error: this operation has no effect
  --> $DIR/identity_op.rs:104:20
   |
LL |     const _: i32 = { 2 * 4 } + 0 + 3;
   |                    ^^^^^^^^^^^^^ help: consider reducing it to: `{ 2 * 4 }`

error: this operation has no effect
  --> $DIR/identity_op.rs:105:20
   |
LL |     const _: i32 = 0 + { 1 + 2 * 3 } + 3;
   |                    ^^^^^^^^^^^^^^^^^ help: consider reducing it to: `{ 1 + 2 * 3 }`

error: this operation has no effect
  --> $DIR/identity_op.rs:107:5
   |
LL |     0 + a as usize;
   |     ^^^^^^^^^^^^^^ help: consider reducing it to: `a as usize`

error: this operation has no effect
  --> $DIR/identity_op.rs:108:13
   |
LL |     let _ = 0 + a as usize;
   |             ^^^^^^^^^^^^^^ help: consider reducing it to: `a as usize`

error: this operation has no effect
  --> $DIR/identity_op.rs:109:5
   |
LL |     0 + { a } as usize;
   |     ^^^^^^^^^^^^^^^^^^ help: consider reducing it to: `({ a } as usize)`

error: this operation has no effect
  --> $DIR/identity_op.rs:111:9
   |
LL |     2 * (0 + { a });
   |         ^^^^^^^^^^^ help: consider reducing it to: `{ a }`

error: this operation has no effect
  --> $DIR/identity_op.rs:112:5
   |
LL |     1 * ({ a } + 4);
   |     ^^^^^^^^^^^^^^^ help: consider reducing it to: `(({ a } + 4))`

error: this operation has no effect
  --> $DIR/identity_op.rs:113:5
   |
LL |     1 * 1;
   |     ^^^^^ help: consider reducing it to: `1`

error: this operation has no effect
  --> $DIR/identity_op.rs:117:18
   |
LL |     let _: i32 = &x + 0;
   |                  ^^^^^^ help: consider reducing it to: `x`

error: this operation has no effect
  --> $DIR/identity_op.rs:121:5
   |
LL |     0 + if a { 1 } else { 2 } + if b { 3 } else { 5 }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider reducing it to: `(if a { 1 } else { 2 })`

error: aborting due to 40 previous errors