mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-25 16:24:46 +00:00
21 lines
360 B
Rust
21 lines
360 B
Rust
// Test that assignments to an `&mut` pointer which is found in a
|
|
// borrowed (but otherwise non-aliasable) location is illegal.
|
|
|
|
struct S<'a> {
|
|
pointer: &'a mut isize
|
|
}
|
|
|
|
fn a(s: &S) {
|
|
*s.pointer += 1; //~ ERROR cannot assign
|
|
}
|
|
|
|
fn b(s: &mut S) {
|
|
*s.pointer += 1;
|
|
}
|
|
|
|
fn c(s: & &mut S) {
|
|
*s.pointer += 1; //~ ERROR cannot assign
|
|
}
|
|
|
|
fn main() {}
|