mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-12 14:22:45 +00:00
192 lines
7.2 KiB
Text
192 lines
7.2 KiB
Text
error: exponent for bases 2 and e can be computed more accurately
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--> $DIR/floating_point_powf.rs:7:13
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LL | let _ = 2f32.powf(x);
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| ^^^^^^^^^^^^ help: consider using: `x.exp2()`
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= note: `-D clippy::suboptimal-flops` implied by `-D warnings`
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error: exponent for bases 2 and e can be computed more accurately
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--> $DIR/floating_point_powf.rs:8:13
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LL | let _ = 2f32.powf(3.1);
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| ^^^^^^^^^^^^^^ help: consider using: `3.1f32.exp2()`
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error: exponent for bases 2 and e can be computed more accurately
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--> $DIR/floating_point_powf.rs:9:13
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LL | let _ = 2f32.powf(-3.1);
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| ^^^^^^^^^^^^^^^ help: consider using: `(-3.1f32).exp2()`
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error: exponent for bases 2 and e can be computed more accurately
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--> $DIR/floating_point_powf.rs:10:13
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LL | let _ = std::f32::consts::E.powf(x);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.exp()`
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error: exponent for bases 2 and e can be computed more accurately
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--> $DIR/floating_point_powf.rs:11:13
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LL | let _ = std::f32::consts::E.powf(3.1);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `3.1f32.exp()`
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error: exponent for bases 2 and e can be computed more accurately
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--> $DIR/floating_point_powf.rs:12:13
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LL | let _ = std::f32::consts::E.powf(-3.1);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `(-3.1f32).exp()`
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error: square-root of a number can be computed more efficiently and accurately
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--> $DIR/floating_point_powf.rs:13:13
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LL | let _ = x.powf(1.0 / 2.0);
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| ^^^^^^^^^^^^^^^^^ help: consider using: `x.sqrt()`
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error: cube-root of a number can be computed more accurately
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--> $DIR/floating_point_powf.rs:14:13
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LL | let _ = x.powf(1.0 / 3.0);
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| ^^^^^^^^^^^^^^^^^ help: consider using: `x.cbrt()`
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= note: `-D clippy::imprecise-flops` implied by `-D warnings`
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error: cube-root of a number can be computed more accurately
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--> $DIR/floating_point_powf.rs:15:13
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LL | let _ = (x as f32).powf(1.0 / 3.0);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `(x as f32).cbrt()`
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error: exponentiation with integer powers can be computed more efficiently
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--> $DIR/floating_point_powf.rs:16:13
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LL | let _ = x.powf(3.0);
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| ^^^^^^^^^^^ help: consider using: `x.powi(3)`
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error: exponentiation with integer powers can be computed more efficiently
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--> $DIR/floating_point_powf.rs:17:13
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LL | let _ = x.powf(-2.0);
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| ^^^^^^^^^^^^ help: consider using: `x.powi(-2)`
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error: exponentiation with integer powers can be computed more efficiently
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--> $DIR/floating_point_powf.rs:18:13
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LL | let _ = x.powf(16_777_215.0);
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| ^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.powi(16_777_215)`
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error: exponentiation with integer powers can be computed more efficiently
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--> $DIR/floating_point_powf.rs:19:13
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LL | let _ = x.powf(-16_777_215.0);
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| ^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.powi(-16_777_215)`
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error: exponentiation with integer powers can be computed more efficiently
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--> $DIR/floating_point_powf.rs:20:13
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LL | let _ = (x as f32).powf(-16_777_215.0);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `(x as f32).powi(-16_777_215)`
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error: exponentiation with integer powers can be computed more efficiently
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--> $DIR/floating_point_powf.rs:21:13
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LL | let _ = (x as f32).powf(3.0);
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| ^^^^^^^^^^^^^^^^^^^^ help: consider using: `(x as f32).powi(3)`
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error: cube-root of a number can be computed more accurately
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--> $DIR/floating_point_powf.rs:22:13
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LL | let _ = (1.5_f32 + 1.0).powf(1.0 / 3.0);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `(1.5_f32 + 1.0).cbrt()`
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error: cube-root of a number can be computed more accurately
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--> $DIR/floating_point_powf.rs:23:13
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LL | let _ = 1.5_f64.powf(1.0 / 3.0);
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| ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `1.5_f64.cbrt()`
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error: square-root of a number can be computed more efficiently and accurately
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--> $DIR/floating_point_powf.rs:24:13
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LL | let _ = 1.5_f64.powf(1.0 / 2.0);
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| ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `1.5_f64.sqrt()`
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error: exponentiation with integer powers can be computed more efficiently
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--> $DIR/floating_point_powf.rs:25:13
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LL | let _ = 1.5_f64.powf(3.0);
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| ^^^^^^^^^^^^^^^^^ help: consider using: `1.5_f64.powi(3)`
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error: exponent for bases 2 and e can be computed more accurately
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--> $DIR/floating_point_powf.rs:34:13
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LL | let _ = 2f64.powf(x);
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| ^^^^^^^^^^^^ help: consider using: `x.exp2()`
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error: exponent for bases 2 and e can be computed more accurately
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--> $DIR/floating_point_powf.rs:35:13
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LL | let _ = 2f64.powf(3.1);
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| ^^^^^^^^^^^^^^ help: consider using: `3.1f64.exp2()`
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error: exponent for bases 2 and e can be computed more accurately
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--> $DIR/floating_point_powf.rs:36:13
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LL | let _ = 2f64.powf(-3.1);
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| ^^^^^^^^^^^^^^^ help: consider using: `(-3.1f64).exp2()`
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error: exponent for bases 2 and e can be computed more accurately
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--> $DIR/floating_point_powf.rs:37:13
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LL | let _ = std::f64::consts::E.powf(x);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.exp()`
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error: exponent for bases 2 and e can be computed more accurately
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--> $DIR/floating_point_powf.rs:38:13
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LL | let _ = std::f64::consts::E.powf(3.1);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `3.1f64.exp()`
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error: exponent for bases 2 and e can be computed more accurately
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--> $DIR/floating_point_powf.rs:39:13
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LL | let _ = std::f64::consts::E.powf(-3.1);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `(-3.1f64).exp()`
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error: square-root of a number can be computed more efficiently and accurately
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--> $DIR/floating_point_powf.rs:40:13
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LL | let _ = x.powf(1.0 / 2.0);
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| ^^^^^^^^^^^^^^^^^ help: consider using: `x.sqrt()`
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error: cube-root of a number can be computed more accurately
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--> $DIR/floating_point_powf.rs:41:13
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LL | let _ = x.powf(1.0 / 3.0);
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| ^^^^^^^^^^^^^^^^^ help: consider using: `x.cbrt()`
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error: exponentiation with integer powers can be computed more efficiently
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--> $DIR/floating_point_powf.rs:42:13
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LL | let _ = x.powf(3.0);
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| ^^^^^^^^^^^ help: consider using: `x.powi(3)`
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error: exponentiation with integer powers can be computed more efficiently
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--> $DIR/floating_point_powf.rs:43:13
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LL | let _ = x.powf(-2.0);
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| ^^^^^^^^^^^^ help: consider using: `x.powi(-2)`
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error: exponentiation with integer powers can be computed more efficiently
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--> $DIR/floating_point_powf.rs:44:13
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LL | let _ = x.powf(-2_147_483_648.0);
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| ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.powi(-2_147_483_648)`
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error: exponentiation with integer powers can be computed more efficiently
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--> $DIR/floating_point_powf.rs:45:13
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LL | let _ = x.powf(2_147_483_647.0);
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| ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.powi(2_147_483_647)`
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error: aborting due to 31 previous errors
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