1 error[E0046]: not all trait items implemented, missing: `partial_cmp`
2 --> $DIR/issue-3344.rs:13:1
4 LL | impl PartialOrd for thing { //~ ERROR not all trait items implemented, missing: `partial_cmp`
5 | ^^^^^^^^^^^^^^^^^^^^^^^^^ missing `partial_cmp` in implementation
7 = note: `partial_cmp` from trait: `fn(&Self, &Rhs) -> std::option::Option<std::cmp::Ordering>`
9 error: aborting due to previous error
11 For more information about this error, try `rustc --explain E0046`.