rust-clippy/tests/ui/transmute_ref_to_ref.rs
2023-11-21 14:04:19 +01:00

18 lines
684 B
Rust

//@no-rustfix
#![deny(clippy::transmute_ptr_to_ptr)]
#![allow(dead_code)]
fn main() {
unsafe {
let single_u64: &[u64] = &[0xDEAD_BEEF_DEAD_BEEF];
let bools: &[bool] = unsafe { std::mem::transmute(single_u64) };
//~^ ERROR: transmute from a reference to a reference
let a: &[u32] = &[0x12345678, 0x90ABCDEF, 0xFEDCBA09, 0x87654321];
let b: &[u8] = unsafe { std::mem::transmute(a) };
//~^ ERROR: transmute from a reference to a reference
let bytes = &[1u8, 2u8, 3u8, 4u8] as &[u8];
let alt_slice: &[u32] = unsafe { core::mem::transmute(bytes) };
//~^ ERROR: transmute from a reference to a reference
}
}