rust/tests/compile-fail/ptr_int_cast.rs
2018-11-26 15:31:53 +01:00

9 lines
319 B
Rust

fn main() {
let x = &1;
// Casting down to u8 and back up to a pointer loses too much precision; this must not work.
let x = x as *const i32;
let x = x as u8; //~ ERROR a raw memory access tried to access part of a pointer value as raw bytes
let x = x as *const i32;
let _val = unsafe { *x };
}