736 lines
23 KiB
Plaintext
736 lines
23 KiB
Plaintext
error: casting `i32` to `f32` causes a loss of precision (`i32` is 32 bits wide, but `f32`'s mantissa is only 23 bits wide)
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--> tests/ui/cast.rs:23:5
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LL | x0 as f32;
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| ^^^^^^^^^
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= note: `-D clippy::cast-precision-loss` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::cast_precision_loss)]`
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error: casting `i64` to `f32` causes a loss of precision (`i64` is 64 bits wide, but `f32`'s mantissa is only 23 bits wide)
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--> tests/ui/cast.rs:27:5
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LL | x1 as f32;
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| ^^^^^^^^^
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error: casting `i64` to `f64` causes a loss of precision (`i64` is 64 bits wide, but `f64`'s mantissa is only 52 bits wide)
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--> tests/ui/cast.rs:29:5
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LL | x1 as f64;
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| ^^^^^^^^^
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error: casting `u32` to `f32` causes a loss of precision (`u32` is 32 bits wide, but `f32`'s mantissa is only 23 bits wide)
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--> tests/ui/cast.rs:32:5
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LL | x2 as f32;
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| ^^^^^^^^^
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error: casting `u64` to `f32` causes a loss of precision (`u64` is 64 bits wide, but `f32`'s mantissa is only 23 bits wide)
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--> tests/ui/cast.rs:35:5
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LL | x3 as f32;
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| ^^^^^^^^^
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error: casting `u64` to `f64` causes a loss of precision (`u64` is 64 bits wide, but `f64`'s mantissa is only 52 bits wide)
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--> tests/ui/cast.rs:37:5
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LL | x3 as f64;
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| ^^^^^^^^^
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error: casting `f32` to `i32` may truncate the value
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--> tests/ui/cast.rs:40:5
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LL | 1f32 as i32;
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| ^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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= note: `-D clippy::cast-possible-truncation` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::cast_possible_truncation)]`
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error: casting `f32` to `u32` may truncate the value
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--> tests/ui/cast.rs:42:5
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LL | 1f32 as u32;
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| ^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f32` to `u32` may lose the sign of the value
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--> tests/ui/cast.rs:42:5
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LL | 1f32 as u32;
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| ^^^^^^^^^^^
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= note: `-D clippy::cast-sign-loss` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::cast_sign_loss)]`
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error: casting `f64` to `f32` may truncate the value
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--> tests/ui/cast.rs:46:5
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LL | 1f64 as f32;
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| ^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `i32` to `i8` may truncate the value
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--> tests/ui/cast.rs:48:5
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LL | 1i32 as i8;
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| ^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | i8::try_from(1i32);
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| ~~~~~~~~~~~~~~~~~~
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error: casting `i32` to `u8` may truncate the value
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--> tests/ui/cast.rs:50:5
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LL | 1i32 as u8;
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| ^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | u8::try_from(1i32);
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| ~~~~~~~~~~~~~~~~~~
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error: casting `f64` to `isize` may truncate the value
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--> tests/ui/cast.rs:52:5
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LL | 1f64 as isize;
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| ^^^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f64` to `usize` may truncate the value
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--> tests/ui/cast.rs:54:5
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LL | 1f64 as usize;
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| ^^^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f64` to `usize` may lose the sign of the value
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--> tests/ui/cast.rs:54:5
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LL | 1f64 as usize;
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| ^^^^^^^^^^^^^
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error: casting `u32` to `u16` may truncate the value
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--> tests/ui/cast.rs:57:5
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LL | 1f32 as u32 as u16;
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| ^^^^^^^^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | u16::try_from(1f32 as u32);
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| ~~~~~~~~~~~~~~~~~~~~~~~~~~
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error: casting `f32` to `u32` may truncate the value
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--> tests/ui/cast.rs:57:5
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LL | 1f32 as u32 as u16;
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| ^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f32` to `u32` may lose the sign of the value
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--> tests/ui/cast.rs:57:5
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LL | 1f32 as u32 as u16;
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| ^^^^^^^^^^^
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error: casting `i32` to `i8` may truncate the value
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--> tests/ui/cast.rs:62:22
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LL | let _x: i8 = 1i32 as _;
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| ^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | let _x: i8 = 1i32.try_into();
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| ~~~~~~~~~~~~~~~
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error: casting `f32` to `i32` may truncate the value
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--> tests/ui/cast.rs:64:9
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LL | 1f32 as i32;
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| ^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f64` to `i32` may truncate the value
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--> tests/ui/cast.rs:66:9
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LL | 1f64 as i32;
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| ^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f32` to `u8` may truncate the value
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--> tests/ui/cast.rs:68:9
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LL | 1f32 as u8;
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| ^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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error: casting `f32` to `u8` may lose the sign of the value
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--> tests/ui/cast.rs:68:9
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LL | 1f32 as u8;
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| ^^^^^^^^^^
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error: casting `u8` to `i8` may wrap around the value
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--> tests/ui/cast.rs:73:5
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LL | 1u8 as i8;
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| ^^^^^^^^^
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= note: `-D clippy::cast-possible-wrap` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::cast_possible_wrap)]`
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error: casting `u16` to `i16` may wrap around the value
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--> tests/ui/cast.rs:76:5
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LL | 1u16 as i16;
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| ^^^^^^^^^^^
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error: casting `u32` to `i32` may wrap around the value
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--> tests/ui/cast.rs:78:5
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LL | 1u32 as i32;
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| ^^^^^^^^^^^
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error: casting `u64` to `i64` may wrap around the value
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--> tests/ui/cast.rs:80:5
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LL | 1u64 as i64;
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| ^^^^^^^^^^^
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error: casting `usize` to `isize` may wrap around the value
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--> tests/ui/cast.rs:82:5
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LL | 1usize as isize;
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| ^^^^^^^^^^^^^^^
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error: casting `usize` to `i8` may truncate the value
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--> tests/ui/cast.rs:85:5
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LL | 1usize as i8;
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| ^^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | i8::try_from(1usize);
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| ~~~~~~~~~~~~~~~~~~~~
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error: casting `usize` to `i16` may truncate the value
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--> tests/ui/cast.rs:88:5
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LL | 1usize as i16;
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| ^^^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | i16::try_from(1usize);
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| ~~~~~~~~~~~~~~~~~~~~~
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error: casting `usize` to `i16` may wrap around the value on targets with 16-bit wide pointers
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--> tests/ui/cast.rs:88:5
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LL | 1usize as i16;
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| ^^^^^^^^^^^^^
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= note: `usize` and `isize` may be as small as 16 bits on some platforms
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= note: for more information see https://doc.rust-lang.org/reference/types/numeric.html#machine-dependent-integer-types
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error: casting `usize` to `i32` may truncate the value on targets with 64-bit wide pointers
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--> tests/ui/cast.rs:93:5
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LL | 1usize as i32;
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| ^^^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | i32::try_from(1usize);
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| ~~~~~~~~~~~~~~~~~~~~~
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error: casting `usize` to `i32` may wrap around the value on targets with 32-bit wide pointers
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--> tests/ui/cast.rs:93:5
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LL | 1usize as i32;
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| ^^^^^^^^^^^^^
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error: casting `usize` to `i64` may wrap around the value on targets with 64-bit wide pointers
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--> tests/ui/cast.rs:97:5
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LL | 1usize as i64;
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| ^^^^^^^^^^^^^
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error: casting `u16` to `isize` may wrap around the value on targets with 16-bit wide pointers
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--> tests/ui/cast.rs:102:5
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LL | 1u16 as isize;
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| ^^^^^^^^^^^^^
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= note: `usize` and `isize` may be as small as 16 bits on some platforms
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= note: for more information see https://doc.rust-lang.org/reference/types/numeric.html#machine-dependent-integer-types
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error: casting `u32` to `isize` may wrap around the value on targets with 32-bit wide pointers
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--> tests/ui/cast.rs:106:5
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LL | 1u32 as isize;
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| ^^^^^^^^^^^^^
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error: casting `u64` to `isize` may truncate the value on targets with 32-bit wide pointers
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--> tests/ui/cast.rs:109:5
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LL | 1u64 as isize;
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| ^^^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | isize::try_from(1u64);
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| ~~~~~~~~~~~~~~~~~~~~~
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error: casting `u64` to `isize` may wrap around the value on targets with 64-bit wide pointers
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--> tests/ui/cast.rs:109:5
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LL | 1u64 as isize;
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| ^^^^^^^^^^^^^
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error: casting `i32` to `u32` may lose the sign of the value
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--> tests/ui/cast.rs:114:5
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LL | -1i32 as u32;
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| ^^^^^^^^^^^^
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error: casting `isize` to `usize` may lose the sign of the value
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--> tests/ui/cast.rs:117:5
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LL | -1isize as usize;
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| ^^^^^^^^^^^^^^^^
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error: casting `i8` to `u8` may lose the sign of the value
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--> tests/ui/cast.rs:128:5
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LL | (i8::MIN).abs() as u8;
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| ^^^^^^^^^^^^^^^^^^^^^
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error: casting `i64` to `u64` may lose the sign of the value
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--> tests/ui/cast.rs:132:5
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LL | (-1i64).abs() as u64;
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| ^^^^^^^^^^^^^^^^^^^^
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error: casting `isize` to `usize` may lose the sign of the value
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--> tests/ui/cast.rs:133:5
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LL | (-1isize).abs() as usize;
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| ^^^^^^^^^^^^^^^^^^^^^^^^
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error: casting `i64` to `u64` may lose the sign of the value
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--> tests/ui/cast.rs:140:5
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LL | (unsafe { (-1i64).checked_abs().unwrap_unchecked() }) as u64;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: casting `i64` to `u64` may lose the sign of the value
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--> tests/ui/cast.rs:155:5
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LL | (unsafe { (-1i64).checked_isqrt().unwrap_unchecked() }) as u64;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: casting `i64` to `i8` may truncate the value
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--> tests/ui/cast.rs:206:5
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LL | (-99999999999i64).min(1) as i8;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | i8::try_from((-99999999999i64).min(1));
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| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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error: casting `u64` to `u8` may truncate the value
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--> tests/ui/cast.rs:220:5
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LL | 999999u64.clamp(0, 256) as u8;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | u8::try_from(999999u64.clamp(0, 256));
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| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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error: casting `main::E2` to `u8` may truncate the value
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--> tests/ui/cast.rs:243:21
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LL | let _ = self as u8;
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| ^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | let _ = u8::try_from(self);
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| ~~~~~~~~~~~~~~~~~~
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error: casting `main::E2::B` to `u8` will truncate the value
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--> tests/ui/cast.rs:245:21
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LL | let _ = Self::B as u8;
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| ^^^^^^^^^^^^^
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= note: `-D clippy::cast-enum-truncation` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::cast_enum_truncation)]`
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error: casting `main::E5` to `i8` may truncate the value
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--> tests/ui/cast.rs:287:21
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LL | let _ = self as i8;
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| ^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | let _ = i8::try_from(self);
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| ~~~~~~~~~~~~~~~~~~
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error: casting `main::E5::A` to `i8` will truncate the value
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--> tests/ui/cast.rs:289:21
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LL | let _ = Self::A as i8;
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| ^^^^^^^^^^^^^
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error: casting `main::E6` to `i16` may truncate the value
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--> tests/ui/cast.rs:306:21
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LL | let _ = self as i16;
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| ^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | let _ = i16::try_from(self);
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| ~~~~~~~~~~~~~~~~~~~
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error: casting `main::E7` to `usize` may truncate the value on targets with 32-bit wide pointers
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--> tests/ui/cast.rs:325:21
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LL | let _ = self as usize;
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| ^^^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | let _ = usize::try_from(self);
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| ~~~~~~~~~~~~~~~~~~~~~
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error: casting `main::E10` to `u16` may truncate the value
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--> tests/ui/cast.rs:372:21
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LL | let _ = self as u16;
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| ^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | let _ = u16::try_from(self);
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| ~~~~~~~~~~~~~~~~~~~
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error: casting `u32` to `u8` may truncate the value
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--> tests/ui/cast.rs:383:13
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LL | let c = (q >> 16) as u8;
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| ^^^^^^^^^^^^^^^
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= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
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help: ... or use `try_from` and handle the error accordingly
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LL | let c = u8::try_from(q >> 16);
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| ~~~~~~~~~~~~~~~~~~~~~
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error: casting `u32` to `u8` may truncate the value
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--> tests/ui/cast.rs:387:13
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LL | let c = (q / 1000) as u8;
|
|
| ^^^^^^^^^^^^^^^^
|
|
|
|
|
= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
|
|
help: ... or use `try_from` and handle the error accordingly
|
|
|
|
|
LL | let c = u8::try_from(q / 1000);
|
|
| ~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:399:9
|
|
|
|
|
LL | (x * x) as u32;
|
|
| ^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:404:32
|
|
|
|
|
LL | let _a = |x: i32| -> u32 { (x * x * x * x) as u32 };
|
|
| ^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:406:5
|
|
|
|
|
LL | (2_i32).checked_pow(3).unwrap() as u32;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:407:5
|
|
|
|
|
LL | (-2_i32).pow(3) as u32;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:412:5
|
|
|
|
|
LL | (-5_i32 % 2) as u32;
|
|
| ^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:414:5
|
|
|
|
|
LL | (-5_i32 % -2) as u32;
|
|
| ^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:417:5
|
|
|
|
|
LL | (-2_i32 >> 1) as u32;
|
|
| ^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:421:5
|
|
|
|
|
LL | (x * x) as u32;
|
|
| ^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:422:5
|
|
|
|
|
LL | (x * x * x) as u32;
|
|
| ^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i16` to `u16` may lose the sign of the value
|
|
--> tests/ui/cast.rs:426:5
|
|
|
|
|
LL | (y * y * y * y * -2) as u16;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i16` to `u16` may lose the sign of the value
|
|
--> tests/ui/cast.rs:428:5
|
|
|
|
|
LL | (y * y * y / y * 2) as u16;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i16` to `u16` may lose the sign of the value
|
|
--> tests/ui/cast.rs:429:5
|
|
|
|
|
LL | (y * y / y * 2) as u16;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i16` to `u16` may lose the sign of the value
|
|
--> tests/ui/cast.rs:431:5
|
|
|
|
|
LL | (y / y * y * -2) as u16;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: equal expressions as operands to `/`
|
|
--> tests/ui/cast.rs:431:6
|
|
|
|
|
LL | (y / y * y * -2) as u16;
|
|
| ^^^^^
|
|
|
|
|
= note: `#[deny(clippy::eq_op)]` on by default
|
|
|
|
error: casting `i16` to `u16` may lose the sign of the value
|
|
--> tests/ui/cast.rs:434:5
|
|
|
|
|
LL | (y + y + y + -2) as u16;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i16` to `u16` may lose the sign of the value
|
|
--> tests/ui/cast.rs:436:5
|
|
|
|
|
LL | (y + y + y + 2) as u16;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i16` to `u16` may lose the sign of the value
|
|
--> tests/ui/cast.rs:440:5
|
|
|
|
|
LL | (z + -2) as u16;
|
|
| ^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i16` to `u16` may lose the sign of the value
|
|
--> tests/ui/cast.rs:442:5
|
|
|
|
|
LL | (z + z + 2) as u16;
|
|
| ^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:445:9
|
|
|
|
|
LL | (a * a * b * b * c * c) as u32;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:446:9
|
|
|
|
|
LL | (a * b * c) as u32;
|
|
| ^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:448:9
|
|
|
|
|
LL | (a * -b * c) as u32;
|
|
| ^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:450:9
|
|
|
|
|
LL | (a * b * c * c) as u32;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:451:9
|
|
|
|
|
LL | (a * -2) as u32;
|
|
| ^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:453:9
|
|
|
|
|
LL | (a * b * c * -2) as u32;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:455:9
|
|
|
|
|
LL | (a / b) as u32;
|
|
| ^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:456:9
|
|
|
|
|
LL | (a / b * c) as u32;
|
|
| ^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:458:9
|
|
|
|
|
LL | (a / b + b * c) as u32;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:460:9
|
|
|
|
|
LL | a.saturating_pow(3) as u32;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:462:9
|
|
|
|
|
LL | (a.abs() * b.pow(2) / c.abs()) as u32
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `i32` to `u32` may lose the sign of the value
|
|
--> tests/ui/cast.rs:470:21
|
|
|
|
|
LL | let _ = i32::MIN as u32; // cast_sign_loss
|
|
| ^^^^^^^^^^^^^^^
|
|
...
|
|
LL | m!();
|
|
| ---- in this macro invocation
|
|
|
|
|
= note: this error originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info)
|
|
|
|
error: casting `u32` to `u8` may truncate the value
|
|
--> tests/ui/cast.rs:471:21
|
|
|
|
|
LL | let _ = u32::MAX as u8; // cast_possible_truncation
|
|
| ^^^^^^^^^^^^^^
|
|
...
|
|
LL | m!();
|
|
| ---- in this macro invocation
|
|
|
|
|
= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
|
|
= note: this error originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info)
|
|
help: ... or use `try_from` and handle the error accordingly
|
|
|
|
|
LL | let _ = u8::try_from(u32::MAX); // cast_possible_truncation
|
|
| ~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
error: casting `f64` to `f32` may truncate the value
|
|
--> tests/ui/cast.rs:472:21
|
|
|
|
|
LL | let _ = std::f64::consts::PI as f32; // cast_possible_truncation
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
...
|
|
LL | m!();
|
|
| ---- in this macro invocation
|
|
|
|
|
= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
|
|
= note: this error originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info)
|
|
|
|
error: casting `i64` to `usize` may truncate the value on targets with 32-bit wide pointers
|
|
--> tests/ui/cast.rs:481:5
|
|
|
|
|
LL | bar.unwrap().unwrap() as usize
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
|
|
help: ... or use `try_from` and handle the error accordingly
|
|
|
|
|
LL | usize::try_from(bar.unwrap().unwrap())
|
|
|
|
|
|
|
error: casting `i64` to `usize` may lose the sign of the value
|
|
--> tests/ui/cast.rs:481:5
|
|
|
|
|
LL | bar.unwrap().unwrap() as usize
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: casting `u64` to `u8` may truncate the value
|
|
--> tests/ui/cast.rs:496:5
|
|
|
|
|
LL | (256 & 999999u64) as u8;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
|
|
help: ... or use `try_from` and handle the error accordingly
|
|
|
|
|
LL | u8::try_from(256 & 999999u64);
|
|
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
error: casting `u64` to `u8` may truncate the value
|
|
--> tests/ui/cast.rs:498:5
|
|
|
|
|
LL | (255 % 999999u64) as u8;
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
= help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ...
|
|
help: ... or use `try_from` and handle the error accordingly
|
|
|
|
|
LL | u8::try_from(255 % 999999u64);
|
|
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
error: aborting due to 92 previous errors
|
|
|