error: casting `i32` to `f32` causes a loss of precision (`i32` is 32 bits wide, but `f32`'s mantissa is only 23 bits wide) --> $DIR/cast.rs:14:5 | LL | x0 as f32; | ^^^^^^^^^ | = note: `-D clippy::cast-precision-loss` implied by `-D warnings` error: casting `i64` to `f32` causes a loss of precision (`i64` is 64 bits wide, but `f32`'s mantissa is only 23 bits wide) --> $DIR/cast.rs:16:5 | LL | x1 as f32; | ^^^^^^^^^ error: casting `i64` to `f64` causes a loss of precision (`i64` is 64 bits wide, but `f64`'s mantissa is only 52 bits wide) --> $DIR/cast.rs:17:5 | LL | x1 as f64; | ^^^^^^^^^ error: casting `u32` to `f32` causes a loss of precision (`u32` is 32 bits wide, but `f32`'s mantissa is only 23 bits wide) --> $DIR/cast.rs:19:5 | LL | x2 as f32; | ^^^^^^^^^ error: casting `u64` to `f32` causes a loss of precision (`u64` is 64 bits wide, but `f32`'s mantissa is only 23 bits wide) --> $DIR/cast.rs:21:5 | LL | x3 as f32; | ^^^^^^^^^ error: casting `u64` to `f64` causes a loss of precision (`u64` is 64 bits wide, but `f64`'s mantissa is only 52 bits wide) --> $DIR/cast.rs:22:5 | LL | x3 as f64; | ^^^^^^^^^ error: casting `f32` to `i32` may truncate the value --> $DIR/cast.rs:24:5 | LL | 1f32 as i32; | ^^^^^^^^^^^ | = help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ... = note: `-D clippy::cast-possible-truncation` implied by `-D warnings` error: casting `f32` to `u32` may truncate the value --> $DIR/cast.rs:25:5 | LL | 1f32 as u32; | ^^^^^^^^^^^ | = help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ... error: casting `f32` to `u32` may lose the sign of the value --> $DIR/cast.rs:25:5 | LL | 1f32 as u32; | ^^^^^^^^^^^ | = note: `-D clippy::cast-sign-loss` implied by `-D warnings` error: casting `f64` to `f32` may truncate the value --> $DIR/cast.rs:26:5 | LL | 1f64 as f32; | ^^^^^^^^^^^ | = help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ... error: casting `i32` to `i8` may truncate the value --> $DIR/cast.rs:27:5 | LL | 1i32 as i8; | ^^^^^^^^^^ | = 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 | i8::try_from(1i32); | ~~~~~~~~~~~~~~~~~~ error: casting `i32` to `u8` may truncate the value --> $DIR/cast.rs:28:5 | LL | 1i32 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(1i32); | ~~~~~~~~~~~~~~~~~~ error: casting `f64` to `isize` may truncate the value --> $DIR/cast.rs:29:5 | LL | 1f64 as isize; | ^^^^^^^^^^^^^ | = help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ... error: casting `f64` to `usize` may truncate the value --> $DIR/cast.rs:30:5 | LL | 1f64 as usize; | ^^^^^^^^^^^^^ | = help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ... error: casting `f64` to `usize` may lose the sign of the value --> $DIR/cast.rs:30:5 | LL | 1f64 as usize; | ^^^^^^^^^^^^^ error: casting `u32` to `u16` may truncate the value --> $DIR/cast.rs:31:5 | LL | 1f32 as u32 as u16; | ^^^^^^^^^^^^^^^^^^ | = 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 | u16::try_from(1f32 as u32); | ~~~~~~~~~~~~~~~~~~~~~~~~~~ error: casting `f32` to `u32` may truncate the value --> $DIR/cast.rs:31:5 | LL | 1f32 as u32 as u16; | ^^^^^^^^^^^ | = help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ... error: casting `f32` to `u32` may lose the sign of the value --> $DIR/cast.rs:31:5 | LL | 1f32 as u32 as u16; | ^^^^^^^^^^^ error: casting `i32` to `i8` may truncate the value --> $DIR/cast.rs:33:22 | LL | let _x: i8 = 1i32 as _; | ^^^^^^^^^ | = 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 _x: i8 = 1i32.try_into(); | ~~~~~~~~~~~~~~~ error: casting `f32` to `i32` may truncate the value --> $DIR/cast.rs:34:9 | LL | 1f32 as i32; | ^^^^^^^^^^^ | = help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ... error: casting `f64` to `i32` may truncate the value --> $DIR/cast.rs:35:9 | LL | 1f64 as i32; | ^^^^^^^^^^^ | = help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ... error: casting `f32` to `u8` may truncate the value --> $DIR/cast.rs:36:9 | LL | 1f32 as u8; | ^^^^^^^^^^ | = help: if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ... error: casting `f32` to `u8` may lose the sign of the value --> $DIR/cast.rs:36:9 | LL | 1f32 as u8; | ^^^^^^^^^^ error: casting `u8` to `i8` may wrap around the value --> $DIR/cast.rs:39:5 | LL | 1u8 as i8; | ^^^^^^^^^ | = note: `-D clippy::cast-possible-wrap` implied by `-D warnings` error: casting `u16` to `i16` may wrap around the value --> $DIR/cast.rs:40:5 | LL | 1u16 as i16; | ^^^^^^^^^^^ error: casting `u32` to `i32` may wrap around the value --> $DIR/cast.rs:41:5 | LL | 1u32 as i32; | ^^^^^^^^^^^ error: casting `u64` to `i64` may wrap around the value --> $DIR/cast.rs:42:5 | LL | 1u64 as i64; | ^^^^^^^^^^^ error: casting `usize` to `isize` may wrap around the value --> $DIR/cast.rs:43:5 | LL | 1usize as isize; | ^^^^^^^^^^^^^^^ error: casting `usize` to `i8` may truncate the value --> $DIR/cast.rs:44:5 | LL | 1usize as i8; // should not wrap, usize is never 8 bits | ^^^^^^^^^^^^ | = 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 | i8::try_from(1usize); // should not wrap, usize is never 8 bits | ~~~~~~~~~~~~~~~~~~~~ error: casting `usize` to `i16` may truncate the value --> $DIR/cast.rs:45:5 | LL | 1usize as i16; // wraps on 16 bit ptr size | ^^^^^^^^^^^^^ | = 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 | i16::try_from(1usize); // wraps on 16 bit ptr size | ~~~~~~~~~~~~~~~~~~~~~ error: casting `usize` to `i16` may wrap around the value on targets with 16-bit wide pointers --> $DIR/cast.rs:45:5 | LL | 1usize as i16; // wraps on 16 bit ptr size | ^^^^^^^^^^^^^ | = note: `usize` and `isize` may be as small as 16 bits on some platforms = note: for more information see https://doc.rust-lang.org/reference/types/numeric.html#machine-dependent-integer-types error: casting `usize` to `i32` may truncate the value on targets with 64-bit wide pointers --> $DIR/cast.rs:46:5 | LL | 1usize as i32; // wraps on 32 bit ptr size | ^^^^^^^^^^^^^ | = 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 | i32::try_from(1usize); // wraps on 32 bit ptr size | ~~~~~~~~~~~~~~~~~~~~~ error: casting `usize` to `i32` may wrap around the value on targets with 32-bit wide pointers --> $DIR/cast.rs:46:5 | LL | 1usize as i32; // wraps on 32 bit ptr size | ^^^^^^^^^^^^^ error: casting `usize` to `i64` may wrap around the value on targets with 64-bit wide pointers --> $DIR/cast.rs:47:5 | LL | 1usize as i64; // wraps on 64 bit ptr size | ^^^^^^^^^^^^^ error: casting `u16` to `isize` may wrap around the value on targets with 16-bit wide pointers --> $DIR/cast.rs:49:5 | LL | 1u16 as isize; // wraps on 16 bit ptr size | ^^^^^^^^^^^^^ | = note: `usize` and `isize` may be as small as 16 bits on some platforms = note: for more information see https://doc.rust-lang.org/reference/types/numeric.html#machine-dependent-integer-types error: casting `u32` to `isize` may wrap around the value on targets with 32-bit wide pointers --> $DIR/cast.rs:50:5 | LL | 1u32 as isize; // wraps on 32 bit ptr size | ^^^^^^^^^^^^^ error: casting `u64` to `isize` may truncate the value on targets with 32-bit wide pointers --> $DIR/cast.rs:51:5 | LL | 1u64 as isize; // wraps on 64 bit ptr size | ^^^^^^^^^^^^^ | = 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 | isize::try_from(1u64); // wraps on 64 bit ptr size | ~~~~~~~~~~~~~~~~~~~~~ error: casting `u64` to `isize` may wrap around the value on targets with 64-bit wide pointers --> $DIR/cast.rs:51:5 | LL | 1u64 as isize; // wraps on 64 bit ptr size | ^^^^^^^^^^^^^ error: casting `i32` to `u32` may lose the sign of the value --> $DIR/cast.rs:54:5 | LL | -1i32 as u32; | ^^^^^^^^^^^^ error: casting `isize` to `usize` may lose the sign of the value --> $DIR/cast.rs:56:5 | LL | -1isize as usize; | ^^^^^^^^^^^^^^^^ error: casting `i64` to `i8` may truncate the value --> $DIR/cast.rs:123:5 | LL | (-99999999999i64).min(1) as i8; // should be linted because signed | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = 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 | i8::try_from((-99999999999i64).min(1)); // should be linted because signed | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: casting `u64` to `u8` may truncate the value --> $DIR/cast.rs:135:5 | LL | 999999u64.clamp(0, 256) as u8; // should still be linted | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = 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(999999u64.clamp(0, 256)); // should still be linted | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: casting `main::E2` to `u8` may truncate the value --> $DIR/cast.rs:156:21 | LL | let _ = self 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 _ = u8::try_from(self); | ~~~~~~~~~~~~~~~~~~ error: casting `main::E2::B` to `u8` will truncate the value --> $DIR/cast.rs:157:21 | LL | let _ = Self::B as u8; | ^^^^^^^^^^^^^ | = note: `-D clippy::cast-enum-truncation` implied by `-D warnings` error: casting `main::E5` to `i8` may truncate the value --> $DIR/cast.rs:193:21 | LL | let _ = self as i8; | ^^^^^^^^^^ | = 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 _ = i8::try_from(self); | ~~~~~~~~~~~~~~~~~~ error: casting `main::E5::A` to `i8` will truncate the value --> $DIR/cast.rs:194:21 | LL | let _ = Self::A as i8; | ^^^^^^^^^^^^^ error: casting `main::E6` to `i16` may truncate the value --> $DIR/cast.rs:208:21 | LL | let _ = self as i16; | ^^^^^^^^^^^ | = 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 _ = i16::try_from(self); | ~~~~~~~~~~~~~~~~~~~ error: casting `main::E7` to `usize` may truncate the value on targets with 32-bit wide pointers --> $DIR/cast.rs:223:21 | LL | let _ = self 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 | let _ = usize::try_from(self); | ~~~~~~~~~~~~~~~~~~~~~ error: casting `main::E10` to `u16` may truncate the value --> $DIR/cast.rs:264:21 | LL | let _ = self as u16; | ^^^^^^^^^^^ | = 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 _ = u16::try_from(self); | ~~~~~~~~~~~~~~~~~~~ error: casting `u32` to `u8` may truncate the value --> $DIR/cast.rs:272:13 | LL | let c = (q >> 16) 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 >> 16); | ~~~~~~~~~~~~~~~~~~~~~ error: casting `u32` to `u8` may truncate the value --> $DIR/cast.rs:275:13 | 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: aborting due to 51 previous errors