error[E0382]: use of moved value: `x` --> $DIR/union-move.rs:26:18 | LL | fn test1(x: U1) { | - move occurs because `x` has type `U1`, which does not implement the `Copy` trait ... LL | move_out(x.f1_nocopy); | ----------- value moved here LL | move_out(x.f2_nocopy); | ^^^^^^^^^^^ value used here after move | note: consider changing this parameter type in function `move_out` to borrow instead if owning the value isn't necessary --> $DIR/union-move.rs:7:19 | LL | fn move_out(x: T) {} | -------- ^ this parameter takes ownership of the value | | | in this function error[E0382]: use of moved value: `x` --> $DIR/union-move.rs:42:18 | LL | fn test3(x: U1) { | - move occurs because `x` has type `U1`, which does not implement the `Copy` trait ... LL | move_out(x.f2_nocopy); | ----------- value moved here LL | move_out(x.f3_copy); | ^^^^^^^^^ value used here after move | note: consider changing this parameter type in function `move_out` to borrow instead if owning the value isn't necessary --> $DIR/union-move.rs:7:19 | LL | fn move_out(x: T) {} | -------- ^ this parameter takes ownership of the value | | | in this function error[E0509]: cannot move out of type `U2`, which implements the `Drop` trait --> $DIR/union-move.rs:49:18 | LL | move_out(x.f1_nocopy); | ^^^^^^^^^^^ | | | cannot move out of here | move occurs because `x.f1_nocopy` has type `ManuallyDrop>`, which does not implement the `Copy` trait error: aborting due to 3 previous errors Some errors have detailed explanations: E0382, E0509. For more information about an error, try `rustc --explain E0382`.