error[E0382]: use of moved value: `t` --> $DIR/issue-67123.rs:2:13 | LL | || { t; t; }; | - ^ value used here after move | | | value moved here | = note: move occurs because `t` has type `T`, which does not implement the `Copy` trait help: consider restricting type parameter `T` | LL | fn foo(t: T) { | ++++++ error: aborting due to 1 previous error For more information about this error, try `rustc --explain E0382`.