BUG#33182: Disallow division due to div_precision_increment problems

mysql-test/r/partition.result:
  New test case to validate that '/' is no longer allowed,
  only integer division is allowed
mysql-test/t/partition.test:
  New test case to validate that '/' is no longer allowed,
  only integer division is allowed
sql/item_func.h:
  +,-,*, mod is allowed
  / is disallowed

mysql-test/r/partition.result

 drop table if exists t1;
+create table t1 (a int) partition by list ((a/3)*10 div 1)
+(partition p0 values in (0), partition p1 values in (1));
+ERROR HY000: This partition function is not allowed
 CREATE TABLE t1 (
 d DATE NOT NULL
 )

mysql-test/t/partition.test

@@ -14,6 +14,10 @@
 drop table if exists t1;
 --enable_warnings
 
+--error ER_PARTITION_FUNCTION_IS_NOT_ALLOWED
+create table t1 (a int) partition by list ((a/3)*10 div 1)
+(partition p0 values in (0), partition p1 values in (1));
+
 #
 # Bug #30695: An apostrophe ' in the comment of the ADD PARTITION causes the Server to crash.
 #

sql/item_func.h

@@ -296,7 +296,6 @@ class Item_num_op :public Item_func_numhybrid
   void print(String *str) { print_op(str); }
   void find_num_type();
   String *str_op(String *str) { DBUG_ASSERT(0); return 0; }
-  bool check_partition_func_processor(uchar *int_arg) {return FALSE;}
 };
 
 
@@ -382,6 +381,7 @@ class Item_func_additive_op :public Item_num_op
 public:
   Item_func_additive_op(Item *a,Item *b) :Item_num_op(a,b) {}
   void result_precision();
+  bool check_partition_func_processor(uchar *int_arg) {return FALSE;}
 };
 
 
@@ -416,6 +416,7 @@ class Item_func_mul :public Item_num_op
   double real_op();
   my_decimal *decimal_op(my_decimal *);
   void result_precision();
+  bool check_partition_func_processor(uchar *int_arg) {return FALSE;}
 };
 
 
@@ -456,6 +457,7 @@ class Item_func_mod :public Item_num_op
   const char *func_name() const { return "%"; }
   void result_precision();
   void fix_length_and_dec();
+  bool check_partition_func_processor(uchar *int_arg) {return FALSE;}
 };