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21 changes: 19 additions & 2 deletions src/terms/term_manager.c
Original file line number Diff line number Diff line change
Expand Up @@ -3998,11 +3998,28 @@ term_t mk_constant(term_manager_t *manager, type_t tau, int32_t i) {
* - i.e., this creates a fresh global variable
*/
term_t mk_uterm(term_manager_t *manager, type_t tau) {
term_table_t *table;
int_hmap_pair_t *p;
term_t t;

table = manager->terms;

// Create a new uninterpreted term
if (is_unit_type(manager->types, tau)) {
return get_unit_type_rep(manager->terms, tau);
// Check if we already have an uninterpreted term for unit type
p = int_hmap_find(&table->utbl, tau);
if (p != NULL) {
return p->val;
} else {
t = new_uninterpreted_term(table, tau);
// Store it in the table
p = int_hmap_get(&table->utbl, tau);
p->val = t;
return t;
}
}

return new_uninterpreted_term(manager->terms, tau);
return new_uninterpreted_term(table, tau);
}


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