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// check that existing borrows due to a closure capture give a special note
fn move_while_borrowed(x: String) {
let f = || x.len();
let y = x; //~ ERROR
f.use_ref();
}
fn borrow_mut_while_borrowed(mut x: i32) {
let f = || x;
let y = &mut x; //~ ERROR
f.use_ref();
}
fn drop_while_borrowed() {
let f;
{
let x = 1;
f = || x; //~ ERROR
}
f.use_ref();
}
fn assign_while_borrowed(mut x: i32) {
let f = || x;
x = 1; //~ ERROR
f.use_ref();
}
fn copy_while_borrowed_mut(mut x: i32) {
let f = || x = 0;
let y = x; //~ ERROR
f.use_ref();
}
fn borrow_while_borrowed_mut(mut x: i32) {
let f = || x = 0;
let y = &x; //~ ERROR
f.use_ref();
}
fn borrow_mut_while_borrowed_mut(mut x: i32) {
let f = || x = 0;
let y = &mut x; //~ ERROR
f.use_ref();
}
fn drop_while_borrowed_mut() {
let f;
{
let mut x = 1;
f = || x = 0; //~ ERROR
}
f.use_ref();
}
fn assign_while_borrowed_mut(mut x: i32) {
let f = || x = 0;
x = 1; //~ ERROR
f.use_ref();
}
fn copy_while_borrowed_unique(x: &mut i32) {
let f = || *x = 0;
let y = x; //~ ERROR
f.use_ref();
}
fn borrow_while_borrowed_unique(x: &mut i32) {
let f = || *x = 0;
let y = &x; //~ ERROR
f.use_ref();
}
fn borrow_mut_while_borrowed_unique(mut x: &mut i32) {
let f = || *x = 0;
let y = &mut x; //~ ERROR
f.use_ref();
}
fn drop_while_borrowed_unique() {
let mut z = 1;
let f;
{
let x = &mut z;
f = || *x = 0; //~ ERROR
}
f.use_ref();
}
fn assign_while_borrowed_unique(x: &mut i32) {
let f = || *x = 0;
*x = 1; //~ ERROR
f.use_ref();
}
fn main() {}
trait Fake { fn use_mut(&mut self) { } fn use_ref(&self) { } }
impl<T> Fake for T { }
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