error[E0381]: use of possibly uninitialized variable: `x.0`
  --> $DIR/assign_mutable_fields.rs:21:10
   |
LL |     drop(x.0); //~ ERROR
   |          ^^^ use of possibly uninitialized `x.0`

error[E0381]: use of possibly uninitialized variable: `x.1`
  --> $DIR/assign_mutable_fields.rs:22:10
   |
LL |     drop(x.1); //~ ERROR
   |          ^^^ use of possibly uninitialized `x.1`

error[E0381]: use of possibly uninitialized variable: `x`
  --> $DIR/assign_mutable_fields.rs:29:10
   |
LL |     drop(x); //~ ERROR
   |          ^ use of possibly uninitialized `x`

error: aborting due to 3 previous errors

For more information about this error, try `rustc --explain E0381`.