Convenience function for get().operator<

Order by the ILP metric's value.

Compare two SlotIndex objects. Return true if the first index is strictly lower than the second.

Order only by source instruction / operand pair: there should never be duplicate entries for the same source in any collection.

Used to ensure that \p Candidates are outlined in an order that preserves the start and end indices of other \p Candidates.

Compare two SlotIndex objects. Return true if the first index is lower than, or equal to, the second.

Equality and non-equality operators.

operator==/!= - Provide equality predicates.

Convenience function for get().operator==