blob: 13e6af36e0200225f5277c4937d5e10c196e636e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
|
// compile-flags: -Zunleash-the-miri-inside-of-you
#![feature(core_intrinsics)]
#![allow(const_err)]
// During CTFE, we prevent pointer-to-int casts.
// Pointer comparisons are prevented in the trait system.
static PTR_INT_CAST: () = {
let x = &0 as *const _ as usize;
//~^ ERROR could not evaluate static initializer
//~| "exposing pointers" needs an rfc before being allowed inside constants
let _v = x == x;
};
static PTR_INT_TRANSMUTE: () = unsafe {
let x: usize = std::mem::transmute(&0);
let _v = x + 0;
//~^ ERROR could not evaluate static initializer
//~| unable to turn pointer into raw bytes
};
fn main() {}
|