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