rust/tests/compile-fail/static_memory_modification1.rs
2018-11-16 08:53:43 +01:00

13 lines
339 B
Rust

// Validation detects that we are casting & to &mut and so it changes why we fail
// compile-flags: -Zmiri-disable-validation
static X: usize = 5;
#[allow(mutable_transmutes)]
fn main() {
unsafe {
*std::mem::transmute::<&usize, &mut usize>(&X) = 6; //~ ERROR tried to modify constant memory
assert_eq!(X, 6);
}
}