Merge epotemkin@bk-internal.mysql.com:/home/bk/mysql-5.0-opt

into  moonbone.local:/mnt/gentoo64/work/28763-bug-5.0-opt-mysql

3 files changed, 20 insertions, 2 deletions

diff --git a/sql/field.h b/sql/field.h
index 37ce6b88453..39378addd4c 100644
--- a/sql/field.h
+++ b/sql/field.h
@@ -360,7 +360,11 @@ public:
   {
     return field_length / charset()->mbmaxlen;
   }
-
+  virtual geometry_type get_geometry_type()
+  {
+    /* shouldn't get here. */
+    DBUG_ASSERT(0);
+  }
   friend bool reopen_table(THD *,struct st_table *,bool);
   friend int cre_myisam(my_string name, register TABLE *form, uint options,
 			ulonglong auto_increment_value);
@@ -1325,6 +1329,7 @@ public:
   uint get_key_image(char *buff,uint length,imagetype type);
   uint size_of() const { return sizeof(*this); }
   int  reset(void) { return !maybe_null() || Field_blob::reset(); }
+  geometry_type get_geometry_type() { return geom_type; };
 };
 #endif /*HAVE_SPATIAL*/
 
diff --git a/sql/item.cc b/sql/item.cc
index 92ea35072f9..59708afdd19 100644
--- a/sql/item.cc
+++ b/sql/item.cc
@@ -4317,7 +4317,9 @@ Field *Item::tmp_table_field_from_field_type(TABLE *table)
   case MYSQL_TYPE_GEOMETRY:
     return new Field_geom(max_length, maybe_null, name, table,
                           (Field::geometry_type)
-                          ((Item_geometry_func *)this)->get_geometry_type());
+                          ((type() == Item::TYPE_HOLDER) ?
+                           ((Item_type_holder *)this)->get_geometry_type() :
+                           ((Item_geometry_func *)this)->get_geometry_type()));
   }
 }
 
@@ -6422,6 +6424,10 @@ Item_type_holder::Item_type_holder(THD *thd, Item *item)
   if (Field::result_merge_type(fld_type) == INT_RESULT)
     decimals= 0;
   prev_decimal_int_part= item->decimal_int_part();
+  if (item->field_type() == MYSQL_TYPE_GEOMETRY)
+    geometry_type= (item->type() == Item::FIELD_ITEM) ?
+      ((Item_field *)item)->get_geometry_type() :
+      (Field::geometry_type)((Item_geometry_func *)item)->get_geometry_type();
 }
 
 
diff --git a/sql/item.h b/sql/item.h
index 11dce3a7758..96936f0ff88 100644
--- a/sql/item.h
+++ b/sql/item.h
@@ -1304,6 +1304,11 @@ public:
   int fix_outer_field(THD *thd, Field **field, Item **reference);
   virtual Item *update_value_transformer(byte *select_arg);
   void print(String *str);
+  Field::geometry_type get_geometry_type()
+  {
+    DBUG_ASSERT(field_type() == MYSQL_TYPE_GEOMETRY);
+    return field->get_geometry_type();
+  }
   friend class Item_default_value;
   friend class Item_insert_value;
   friend class st_select_lex_unit;
@@ -2563,6 +2568,7 @@ class Item_type_holder: public Item
 protected:
   TYPELIB *enum_set_typelib;
   enum_field_types fld_type;
+  Field::geometry_type geometry_type;
 
   void get_full_info(Item *item);
 
@@ -2582,6 +2588,7 @@ public:
   Field *make_field_by_type(TABLE *table);
   static uint32 display_length(Item *item);
   static enum_field_types get_real_type(Item *);
+  Field::geometry_type get_geometry_type() { return geometry_type; };
 };