83 lines
3.1 KiB
Rust
83 lines
3.1 KiB
Rust
// Test that `ref mut? @ pat_with_by_move_bindings` is prevented.
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fn main() {
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struct U;
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// Prevent promotion.
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fn u() -> U {
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U
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}
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fn f1(ref a @ b: U) {}
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//~^ ERROR cannot move out of value because it is borrowed
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//~| ERROR borrow of moved value
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fn f2(ref a @ (ref b @ mut c, ref d @ e): (U, U)) {}
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//~^ ERROR cannot move out of value because it is borrowed
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//~| ERROR cannot move out of value because it is borrowed
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//~| ERROR cannot move out of value because it is borrowed
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//~| ERROR borrow of moved value
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//~| ERROR borrow of moved value
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fn f3(ref mut a @ [b, mut c]: [U; 2]) {}
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//~^ ERROR cannot move out of value because it is borrowed
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//~| ERROR borrow of partially moved value
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let ref a @ b = U;
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//~^ ERROR cannot move out of value because it is borrowed
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let ref a @ (ref b @ mut c, ref d @ e) = (U, U);
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//~^ ERROR cannot move out of value because it is borrowed
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//~| ERROR cannot move out of value because it is borrowed
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//~| ERROR cannot move out of value because it is borrowed
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let ref mut a @ [b, mut c] = [U, U];
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//~^ ERROR cannot move out of value because it is borrowed
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//~| ERROR borrow of partially moved value
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let ref a @ b = u();
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//~^ ERROR cannot move out of value because it is borrowed
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//~| ERROR borrow of moved value
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let ref a @ (ref b @ mut c, ref d @ e) = (u(), u());
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//~^ ERROR cannot move out of value because it is borrowed
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//~| ERROR cannot move out of value because it is borrowed
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//~| ERROR cannot move out of value because it is borrowed
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//~| ERROR borrow of moved value
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//~| ERROR borrow of moved value
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let ref mut a @ [b, mut c] = [u(), u()];
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//~^ ERROR cannot move out of value because it is borrowed
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//~| ERROR borrow of partially moved value
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match Some(U) {
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ref a @ Some(b) => {}
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//~^ ERROR cannot move out of value because it is borrowed
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None => {}
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}
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match Some((U, U)) {
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ref a @ Some((ref b @ mut c, ref d @ e)) => {}
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//~^ ERROR cannot move out of value because it is borrowed
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//~| ERROR cannot move out of value because it is borrowed
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//~| ERROR cannot move out of value because it is borrowed
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None => {}
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}
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match Some([U, U]) {
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ref mut a @ Some([b, mut c]) => {}
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//~^ ERROR cannot move out of value because it is borrowed
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None => {}
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}
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match Some(u()) {
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ref a @ Some(b) => {}
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//~^ ERROR cannot move out of value because it is borrowed
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None => {}
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}
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match Some((u(), u())) {
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ref a @ Some((ref b @ mut c, ref d @ e)) => {}
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//~^ ERROR cannot move out of value because it is borrowed
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//~| ERROR cannot move out of value because it is borrowed
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//~| ERROR cannot move out of value because it is borrowed
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//~| ERROR borrow of moved value
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//~| ERROR borrow of moved value
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None => {}
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}
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match Some([u(), u()]) {
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ref mut a @ Some([b, mut c]) => {}
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//~^ ERROR cannot move out of value because it is borrowed
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None => {}
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}
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}
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