11 lines
314 B
Rust
11 lines
314 B
Rust
// Make sure that we cannot pass by argument a `&mut` that got already invalidated.
|
|
fn foo(_: &mut i32) {}
|
|
|
|
fn main() {
|
|
let x = &mut 42;
|
|
let xraw = x as *mut _;
|
|
let xref = unsafe { &mut *xraw };
|
|
let _val = unsafe { *xraw }; // invalidate xref
|
|
foo(xref); //~ ERROR does not exist on the stack
|
|
}
|