mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-09-20 22:51:58 +00:00
244 lines
9.9 KiB
Text
244 lines
9.9 KiB
Text
error: transmute from a type (`&T`) to itself
|
|
--> $DIR/transmute.rs:19:20
|
|
|
|
|
LL | let _: &'a T = core::intrinsics::transmute(t);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
= note: `-D clippy::useless-transmute` implied by `-D warnings`
|
|
|
|
error: transmute from a reference to a pointer
|
|
--> $DIR/transmute.rs:23:23
|
|
|
|
|
LL | let _: *const T = core::intrinsics::transmute(t);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `t as *const T`
|
|
|
|
error: transmute from a reference to a pointer
|
|
--> $DIR/transmute.rs:25:21
|
|
|
|
|
LL | let _: *mut T = core::intrinsics::transmute(t);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `t as *const T as *mut T`
|
|
|
|
error: transmute from a reference to a pointer
|
|
--> $DIR/transmute.rs:27:23
|
|
|
|
|
LL | let _: *const U = core::intrinsics::transmute(t);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `t as *const T as *const U`
|
|
|
|
error: transmute from a type (`std::vec::Vec<i32>`) to itself
|
|
--> $DIR/transmute.rs:33:27
|
|
|
|
|
LL | let _: Vec<i32> = core::intrinsics::transmute(my_vec());
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: transmute from a type (`std::vec::Vec<i32>`) to itself
|
|
--> $DIR/transmute.rs:35:27
|
|
|
|
|
LL | let _: Vec<i32> = core::mem::transmute(my_vec());
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: transmute from a type (`std::vec::Vec<i32>`) to itself
|
|
--> $DIR/transmute.rs:37:27
|
|
|
|
|
LL | let _: Vec<i32> = std::intrinsics::transmute(my_vec());
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: transmute from a type (`std::vec::Vec<i32>`) to itself
|
|
--> $DIR/transmute.rs:39:27
|
|
|
|
|
LL | let _: Vec<i32> = std::mem::transmute(my_vec());
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: transmute from a type (`std::vec::Vec<i32>`) to itself
|
|
--> $DIR/transmute.rs:41:27
|
|
|
|
|
LL | let _: Vec<i32> = my_transmute(my_vec());
|
|
| ^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: transmute from an integer to a pointer
|
|
--> $DIR/transmute.rs:43:31
|
|
|
|
|
LL | let _: *const usize = std::mem::transmute(5_isize);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `5_isize as *const usize`
|
|
|
|
error: transmute from an integer to a pointer
|
|
--> $DIR/transmute.rs:47:31
|
|
|
|
|
LL | let _: *const usize = std::mem::transmute(1 + 1usize);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(1 + 1usize) as *const usize`
|
|
|
|
error: transmute from a type (`*const Usize`) to the type that it points to (`Usize`)
|
|
--> $DIR/transmute.rs:62:24
|
|
|
|
|
LL | let _: Usize = core::intrinsics::transmute(int_const_ptr);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
= note: `-D clippy::crosspointer-transmute` implied by `-D warnings`
|
|
|
|
error: transmute from a type (`*mut Usize`) to the type that it points to (`Usize`)
|
|
--> $DIR/transmute.rs:64:24
|
|
|
|
|
LL | let _: Usize = core::intrinsics::transmute(int_mut_ptr);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: transmute from a type (`Usize`) to a pointer to that type (`*const Usize`)
|
|
--> $DIR/transmute.rs:66:31
|
|
|
|
|
LL | let _: *const Usize = core::intrinsics::transmute(my_int());
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: transmute from a type (`Usize`) to a pointer to that type (`*mut Usize`)
|
|
--> $DIR/transmute.rs:68:29
|
|
|
|
|
LL | let _: *mut Usize = core::intrinsics::transmute(my_int());
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error: transmute from a `u32` to a `char`
|
|
--> $DIR/transmute.rs:74:28
|
|
|
|
|
LL | let _: char = unsafe { std::mem::transmute(0_u32) };
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::char::from_u32(0_u32).unwrap()`
|
|
|
|
|
= note: `-D clippy::transmute-int-to-char` implied by `-D warnings`
|
|
|
|
error: transmute from a `i32` to a `char`
|
|
--> $DIR/transmute.rs:75:28
|
|
|
|
|
LL | let _: char = unsafe { std::mem::transmute(0_i32) };
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::char::from_u32(0_i32 as u32).unwrap()`
|
|
|
|
error: transmute from a `u8` to a `bool`
|
|
--> $DIR/transmute.rs:80:28
|
|
|
|
|
LL | let _: bool = unsafe { std::mem::transmute(0_u8) };
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `0_u8 != 0`
|
|
|
|
|
= note: `-D clippy::transmute-int-to-bool` implied by `-D warnings`
|
|
|
|
error: transmute from a `u32` to a `f32`
|
|
--> $DIR/transmute.rs:86:31
|
|
|
|
|
LL | let _: f32 = unsafe { std::mem::transmute(0_u32) };
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `f32::from_bits(0_u32)`
|
|
|
|
|
= note: `-D clippy::transmute-int-to-float` implied by `-D warnings`
|
|
|
|
error: transmute from a `i32` to a `f32`
|
|
--> $DIR/transmute.rs:87:31
|
|
|
|
|
LL | let _: f32 = unsafe { std::mem::transmute(0_i32) };
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `f32::from_bits(0_i32 as u32)`
|
|
|
|
error: transmute from a `u64` to a `f64`
|
|
--> $DIR/transmute.rs:88:31
|
|
|
|
|
LL | let _: f64 = unsafe { std::mem::transmute(0_u64) };
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `f64::from_bits(0_u64)`
|
|
|
|
error: transmute from a `i64` to a `f64`
|
|
--> $DIR/transmute.rs:89:31
|
|
|
|
|
LL | let _: f64 = unsafe { std::mem::transmute(0_i64) };
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `f64::from_bits(0_i64 as u64)`
|
|
|
|
error: transmute from a `u8` to a `[u8; 1]`
|
|
--> $DIR/transmute.rs:109:30
|
|
|
|
|
LL | let _: [u8; 1] = std::mem::transmute(0u8);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0u8.to_ne_bytes()`
|
|
|
|
|
= note: `-D clippy::transmute-num-to-bytes` implied by `-D warnings`
|
|
|
|
error: transmute from a `u32` to a `[u8; 4]`
|
|
--> $DIR/transmute.rs:110:30
|
|
|
|
|
LL | let _: [u8; 4] = std::mem::transmute(0u32);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0u32.to_ne_bytes()`
|
|
|
|
error: transmute from a `u128` to a `[u8; 16]`
|
|
--> $DIR/transmute.rs:111:31
|
|
|
|
|
LL | let _: [u8; 16] = std::mem::transmute(0u128);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0u128.to_ne_bytes()`
|
|
|
|
error: transmute from a `i8` to a `[u8; 1]`
|
|
--> $DIR/transmute.rs:112:30
|
|
|
|
|
LL | let _: [u8; 1] = std::mem::transmute(0i8);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0i8.to_ne_bytes()`
|
|
|
|
error: transmute from a `i32` to a `[u8; 4]`
|
|
--> $DIR/transmute.rs:113:30
|
|
|
|
|
LL | let _: [u8; 4] = std::mem::transmute(0i32);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0i32.to_ne_bytes()`
|
|
|
|
error: transmute from a `i128` to a `[u8; 16]`
|
|
--> $DIR/transmute.rs:114:31
|
|
|
|
|
LL | let _: [u8; 16] = std::mem::transmute(0i128);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0i128.to_ne_bytes()`
|
|
|
|
error: transmute from a `f32` to a `[u8; 4]`
|
|
--> $DIR/transmute.rs:115:30
|
|
|
|
|
LL | let _: [u8; 4] = std::mem::transmute(0.0f32);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0.0f32.to_ne_bytes()`
|
|
|
|
error: transmute from a `f64` to a `[u8; 8]`
|
|
--> $DIR/transmute.rs:116:30
|
|
|
|
|
LL | let _: [u8; 8] = std::mem::transmute(0.0f64);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0.0f64.to_ne_bytes()`
|
|
|
|
error: transmute from a `u8` to a `[u8; 1]`
|
|
--> $DIR/transmute.rs:121:30
|
|
|
|
|
LL | let _: [u8; 1] = std::mem::transmute(0u8);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0u8.to_ne_bytes()`
|
|
|
|
error: transmute from a `u32` to a `[u8; 4]`
|
|
--> $DIR/transmute.rs:122:30
|
|
|
|
|
LL | let _: [u8; 4] = std::mem::transmute(0u32);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0u32.to_ne_bytes()`
|
|
|
|
error: transmute from a `u128` to a `[u8; 16]`
|
|
--> $DIR/transmute.rs:123:31
|
|
|
|
|
LL | let _: [u8; 16] = std::mem::transmute(0u128);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0u128.to_ne_bytes()`
|
|
|
|
error: transmute from a `i8` to a `[u8; 1]`
|
|
--> $DIR/transmute.rs:124:30
|
|
|
|
|
LL | let _: [u8; 1] = std::mem::transmute(0i8);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0i8.to_ne_bytes()`
|
|
|
|
error: transmute from a `i32` to a `[u8; 4]`
|
|
--> $DIR/transmute.rs:125:30
|
|
|
|
|
LL | let _: [u8; 4] = std::mem::transmute(0i32);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0i32.to_ne_bytes()`
|
|
|
|
error: transmute from a `i128` to a `[u8; 16]`
|
|
--> $DIR/transmute.rs:126:31
|
|
|
|
|
LL | let _: [u8; 16] = std::mem::transmute(0i128);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `to_ne_bytes()`: `0i128.to_ne_bytes()`
|
|
|
|
error: transmute from a `&[u8]` to a `&str`
|
|
--> $DIR/transmute.rs:134:28
|
|
|
|
|
LL | let _: &str = unsafe { std::mem::transmute(b) };
|
|
| ^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::str::from_utf8(b).unwrap()`
|
|
|
|
|
= note: `-D clippy::transmute-bytes-to-str` implied by `-D warnings`
|
|
|
|
error: transmute from a `&mut [u8]` to a `&mut str`
|
|
--> $DIR/transmute.rs:135:32
|
|
|
|
|
LL | let _: &mut str = unsafe { std::mem::transmute(mb) };
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::str::from_utf8_mut(mb).unwrap()`
|
|
|
|
error: aborting due to 38 previous errors
|
|
|