* If the pos'th parameter is NOT of a pointer type, ptr_access_none
* is returned;
*/
-FIRM_API ptr_access_kind get_method_param_access(ir_entity *ent, int pos);
+FIRM_API ptr_access_kind get_method_param_access(ir_entity *ent, size_t pos);
/**
* Analyze how pointer arguments of a given
*
* The values are calculation on demand only.
*/
-FIRM_API unsigned get_method_param_weight(ir_entity *ent, int pos);
+FIRM_API unsigned get_method_param_weight(ir_entity *ent, size_t pos);
/**
* Analyze the parameters of a given ir graph.