rust-clippy/tests/ui/floating_point_powf.stderr

error: exponent for bases 2 and e can be computed more accurately
  --> tests/ui/floating_point_powf.rs:8:13
   |
LL |     let _ = 2f32.powf(x);
   |             ^^^^^^^^^^^^ help: consider using: `x.exp2()`
   |
   = note: `-D clippy::suboptimal-flops` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::suboptimal_flops)]`

error: exponent for bases 2 and e can be computed more accurately
  --> tests/ui/floating_point_powf.rs:9:13
   |
LL |     let _ = 2f32.powf(3.1);
   |             ^^^^^^^^^^^^^^ help: consider using: `3.1f32.exp2()`

error: exponent for bases 2 and e can be computed more accurately
  --> tests/ui/floating_point_powf.rs:10:13
   |
LL |     let _ = 2f32.powf(-3.1);
   |             ^^^^^^^^^^^^^^^ help: consider using: `(-3.1f32).exp2()`

error: exponent for bases 2 and e can be computed more accurately
  --> tests/ui/floating_point_powf.rs:11:13
   |
LL |     let _ = std::f32::consts::E.powf(x);
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.exp()`

error: exponent for bases 2 and e can be computed more accurately
  --> tests/ui/floating_point_powf.rs:12:13
   |
LL |     let _ = std::f32::consts::E.powf(3.1);
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `3.1f32.exp()`

error: exponent for bases 2 and e can be computed more accurately
  --> tests/ui/floating_point_powf.rs:13:13
   |
LL |     let _ = std::f32::consts::E.powf(-3.1);
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `(-3.1f32).exp()`

error: square-root of a number can be computed more efficiently and accurately
  --> tests/ui/floating_point_powf.rs:14:13
   |
LL |     let _ = x.powf(1.0 / 2.0);
   |             ^^^^^^^^^^^^^^^^^ help: consider using: `x.sqrt()`

error: cube-root of a number can be computed more accurately
  --> tests/ui/floating_point_powf.rs:15:13
   |
LL |     let _ = x.powf(1.0 / 3.0);
   |             ^^^^^^^^^^^^^^^^^ help: consider using: `x.cbrt()`
   |
   = note: `-D clippy::imprecise-flops` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::imprecise_flops)]`

error: cube-root of a number can be computed more accurately
  --> tests/ui/floating_point_powf.rs:16:13
   |
LL |     let _ = (x as f32).powf(1.0 / 3.0);
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `(x as f32).cbrt()`

error: exponentiation with integer powers can be computed more efficiently
  --> tests/ui/floating_point_powf.rs:17:13
   |
LL |     let _ = x.powf(3.0);
   |             ^^^^^^^^^^^ help: consider using: `x.powi(3)`

error: exponentiation with integer powers can be computed more efficiently
  --> tests/ui/floating_point_powf.rs:18:13
   |
LL |     let _ = x.powf(-2.0);
   |             ^^^^^^^^^^^^ help: consider using: `x.powi(-2)`

error: exponentiation with integer powers can be computed more efficiently
  --> tests/ui/floating_point_powf.rs:19:13
   |
LL |     let _ = x.powf(16_777_215.0);
   |             ^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.powi(16_777_215)`

error: exponentiation with integer powers can be computed more efficiently
  --> tests/ui/floating_point_powf.rs:20:13
   |
LL |     let _ = x.powf(-16_777_215.0);
   |             ^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.powi(-16_777_215)`

error: exponentiation with integer powers can be computed more efficiently
  --> tests/ui/floating_point_powf.rs:21:13
   |
LL |     let _ = (x as f32).powf(-16_777_215.0);
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `(x as f32).powi(-16_777_215)`

error: exponentiation with integer powers can be computed more efficiently
  --> tests/ui/floating_point_powf.rs:22:13
   |
LL |     let _ = (x as f32).powf(3.0);
   |             ^^^^^^^^^^^^^^^^^^^^ help: consider using: `(x as f32).powi(3)`

error: cube-root of a number can be computed more accurately
  --> tests/ui/floating_point_powf.rs:23:13
   |
LL |     let _ = (1.5_f32 + 1.0).powf(1.0 / 3.0);
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `(1.5_f32 + 1.0).cbrt()`

error: cube-root of a number can be computed more accurately
  --> tests/ui/floating_point_powf.rs:24:13
   |
LL |     let _ = 1.5_f64.powf(1.0 / 3.0);
   |             ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `1.5_f64.cbrt()`

error: square-root of a number can be computed more efficiently and accurately
  --> tests/ui/floating_point_powf.rs:25:13
   |
LL |     let _ = 1.5_f64.powf(1.0 / 2.0);
   |             ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `1.5_f64.sqrt()`

error: exponentiation with integer powers can be computed more efficiently
  --> tests/ui/floating_point_powf.rs:26:13
   |
LL |     let _ = 1.5_f64.powf(3.0);
   |             ^^^^^^^^^^^^^^^^^ help: consider using: `1.5_f64.powi(3)`

error: exponent for bases 2 and e can be computed more accurately
  --> tests/ui/floating_point_powf.rs:34:13
   |
LL |     let _ = 2f32.powf(1f32 + m!(2.0));
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `(1f32 + m!(2.0)).exp2()`

error: exponent for bases 2 and e can be computed more accurately
  --> tests/ui/floating_point_powf.rs:43:13
   |
LL |     let _ = 2f64.powf(x);
   |             ^^^^^^^^^^^^ help: consider using: `x.exp2()`

error: exponent for bases 2 and e can be computed more accurately
  --> tests/ui/floating_point_powf.rs:44:13
   |
LL |     let _ = 2f64.powf(3.1);
   |             ^^^^^^^^^^^^^^ help: consider using: `3.1f64.exp2()`

error: exponent for bases 2 and e can be computed more accurately
  --> tests/ui/floating_point_powf.rs:45:13
   |
LL |     let _ = 2f64.powf(-3.1);
   |             ^^^^^^^^^^^^^^^ help: consider using: `(-3.1f64).exp2()`

error: exponent for bases 2 and e can be computed more accurately
  --> tests/ui/floating_point_powf.rs:46:13
   |
LL |     let _ = std::f64::consts::E.powf(x);
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.exp()`

error: exponent for bases 2 and e can be computed more accurately
  --> tests/ui/floating_point_powf.rs:47:13
   |
LL |     let _ = std::f64::consts::E.powf(3.1);
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `3.1f64.exp()`

error: exponent for bases 2 and e can be computed more accurately
  --> tests/ui/floating_point_powf.rs:48:13
   |
LL |     let _ = std::f64::consts::E.powf(-3.1);
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `(-3.1f64).exp()`

error: square-root of a number can be computed more efficiently and accurately
  --> tests/ui/floating_point_powf.rs:49:13
   |
LL |     let _ = x.powf(1.0 / 2.0);
   |             ^^^^^^^^^^^^^^^^^ help: consider using: `x.sqrt()`

error: cube-root of a number can be computed more accurately
  --> tests/ui/floating_point_powf.rs:50:13
   |
LL |     let _ = x.powf(1.0 / 3.0);
   |             ^^^^^^^^^^^^^^^^^ help: consider using: `x.cbrt()`

error: exponentiation with integer powers can be computed more efficiently
  --> tests/ui/floating_point_powf.rs:51:13
   |
LL |     let _ = x.powf(3.0);
   |             ^^^^^^^^^^^ help: consider using: `x.powi(3)`

error: exponentiation with integer powers can be computed more efficiently
  --> tests/ui/floating_point_powf.rs:52:13
   |
LL |     let _ = x.powf(-2.0);
   |             ^^^^^^^^^^^^ help: consider using: `x.powi(-2)`

error: exponentiation with integer powers can be computed more efficiently
  --> tests/ui/floating_point_powf.rs:53:13
   |
LL |     let _ = x.powf(-2_147_483_648.0);
   |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.powi(-2_147_483_648)`

error: exponentiation with integer powers can be computed more efficiently
  --> tests/ui/floating_point_powf.rs:54:13
   |
LL |     let _ = x.powf(2_147_483_647.0);
   |             ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `x.powi(2_147_483_647)`

error: aborting due to 32 previous errors