error[E0382]: use of moved value: `x`
  --> $DIR/issue-34721.rs:27:9
   |
LL |     pub fn baz<T: Foo>(x: T) -> T {
   |                        - move occurs because `x` has type `T`, which does not implement the `Copy` trait
LL |         if 0 == 1 {
LL |             bar::bar(x.zero())
   |                        ------ `x` moved due to this method call
LL |         } else {
LL |             x.zero()
   |               ------ `x` moved due to this method call
LL |         };
LL |         x.zero()
   |         ^ value used here after move
   |
note: `Foo::zero` takes ownership of the receiver `self`, which moves `x`
  --> $DIR/issue-34721.rs:4:13
   |
LL |     fn zero(self) -> Self;
   |             ^^^^
help: consider further restricting this bound
   |
LL |     pub fn baz<T: Foo + Copy>(x: T) -> T {
   |                       ++++++

error: aborting due to previous error

For more information about this error, try `rustc --explain E0382`.