item_cmpfunc.cc, field.cc, sql_insert.cc, sql_class.h, sql_yacc.yy:

  Post merge fix.

sql/field.cc

@@ -6426,8 +6426,8 @@ uint Field_string::get_key_image(uchar *buff, uint length, imagetype type_arg)
                           length / field_charset->mbmaxlen);
   memcpy(buff, ptr, bytes);
   if (bytes < length)
-    field_charset->cset->fill(field_charset, buff + bytes, length - bytes, 
-                              field_charset->pad_char);
+    field_charset->cset->fill(field_charset, (char*) buff + bytes,
+                              length - bytes, field_charset->pad_char);
   return bytes;
 }
 

sql/item_cmpfunc.cc

@@ -1772,6 +1772,7 @@ void Item_func_between::fix_length_and_dec()
   int i;
   bool datetime_found= FALSE;
   compare_as_dates= TRUE;
+  THD *thd= current_thd;
 
   /*
     As some compare functions are generated after sql_yacc,

sql/sql_class.h

@@ -73,6 +73,7 @@ typedef struct st_copy_info {
   ha_rows updated;
   ha_rows copied;
   ha_rows error_count;
+  ha_rows touched; /* Number of touched records */
   enum enum_duplicates handle_duplicates;
   int escape_char, last_errno;
   bool ignore;

sql/sql_insert.cc

@@ -1429,6 +1429,7 @@ int write_record(THD *thd, TABLE *table,COPY_INFO *info)
           }
           goto err;
         }
+        info->touched++;
         if ((table->file->ha_table_flags() & HA_PARTIAL_COLUMN_READ) ||
              compare_record(table))
         {

sql/sql_yacc.yy

@@ -7509,7 +7509,8 @@ select_derived2:
         {
 	  LEX *lex= Lex;
 	  lex->derived_tables|= DERIVED_SUBQUERY;
-          if (!lex->expr_allows_subselect)
+          if (!lex->expr_allows_subselect ||
+              lex->sql_command == (int)SQLCOM_PURGE)
 	  {
             my_parse_error(ER(ER_SYNTAX_ERROR));
 	    MYSQL_YYABORT;
@@ -11231,7 +11232,8 @@ subselect_init:
 subselect_start:
 	{
 	  LEX *lex=Lex;
-          if (!lex->expr_allows_subselect)
+          if (!lex->expr_allows_subselect ||
+              lex->sql_command == (int)SQLCOM_PURGE)
 	  {
             my_parse_error(ER(ER_SYNTAX_ERROR));
 	    MYSQL_YYABORT;