/* Helper for cost_classes hashing. */
-struct cost_classes_hasher
+struct cost_classes_hasher : pointer_hash <cost_classes>
{
- typedef cost_classes *value_type;
- typedef cost_classes *compare_type;
static inline hashval_t hash (const cost_classes *);
static inline bool equal (const cost_classes *, const cost_classes *);
static inline void remove (cost_classes *);