mirror of
https://github.com/rust-lang/rust-clippy
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154 lines
3.9 KiB
Text
154 lines
3.9 KiB
Text
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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--> $DIR/cast.rs:11:5
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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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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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--> $DIR/cast.rs:13:5
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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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--> $DIR/cast.rs:14:5
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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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--> $DIR/cast.rs:16:5
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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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--> $DIR/cast.rs:18:5
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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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--> $DIR/cast.rs:19:5
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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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--> $DIR/cast.rs:21:5
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LL | 1f32 as i32;
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| ^^^^^^^^^^^
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= note: `-D clippy::cast-possible-truncation` implied by `-D warnings`
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error: casting `f32` to `u32` may truncate the value
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--> $DIR/cast.rs:22:5
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LL | 1f32 as u32;
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| ^^^^^^^^^^^
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error: casting `f32` to `u32` may lose the sign of the value
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--> $DIR/cast.rs:22:5
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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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error: casting `f64` to `f32` may truncate the value
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--> $DIR/cast.rs:23:5
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LL | 1f64 as f32;
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| ^^^^^^^^^^^
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error: casting `i32` to `i8` may truncate the value
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--> $DIR/cast.rs:24:5
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LL | 1i32 as i8;
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| ^^^^^^^^^^
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error: casting `i32` to `u8` may truncate the value
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--> $DIR/cast.rs:25:5
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LL | 1i32 as u8;
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| ^^^^^^^^^^
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error: casting `f64` to `isize` may truncate the value
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--> $DIR/cast.rs:26:5
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LL | 1f64 as isize;
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| ^^^^^^^^^^^^^
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error: casting `f64` to `usize` may truncate the value
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--> $DIR/cast.rs:27:5
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LL | 1f64 as usize;
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| ^^^^^^^^^^^^^
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error: casting `f64` to `usize` may lose the sign of the value
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--> $DIR/cast.rs:27:5
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LL | 1f64 as usize;
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| ^^^^^^^^^^^^^
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error: casting `u8` to `i8` may wrap around the value
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--> $DIR/cast.rs:29:5
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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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error: casting `u16` to `i16` may wrap around the value
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--> $DIR/cast.rs:30:5
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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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--> $DIR/cast.rs:31:5
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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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--> $DIR/cast.rs:32:5
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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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--> $DIR/cast.rs:33:5
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LL | 1usize 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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--> $DIR/cast.rs:36:5
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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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--> $DIR/cast.rs:38:5
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LL | -1isize as usize;
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| ^^^^^^^^^^^^^^^^
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error: casting `i64` to `i8` may truncate the value
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--> $DIR/cast.rs:105:5
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LL | (-99999999999i64).min(1) as i8; // should be linted because signed
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: casting `u64` to `u8` may truncate the value
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--> $DIR/cast.rs:117:5
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LL | 999999u64.clamp(0, 256) as u8; // should still be linted
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: aborting due to 24 previous errors
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