Merge moonlight.intranet:/home/tomash/src/mysql_ab/mysql-5.0-release

into  moonlight.intranet:/home/tomash/src/mysql_ab/mysql-5.0-main


sql/sql_select.cc:
  Null-merge
tests/mysql_client_test.c:
  Null-merge

mysys/my_bitmap.c

@@ -159,7 +159,7 @@ uint bitmap_set_next(MY_BITMAP *map)
 {
   uchar *bitmap=map->bitmap;
   uint bit_found = MY_BIT_NONE;
-  uint bitmap_size=map->bitmap_size*8;
+  uint bitmap_size=map->bitmap_size;
   uint i;
 
   DBUG_ASSERT(map->bitmap);
@@ -445,7 +445,7 @@ uint bitmap_get_first(const MY_BITMAP *map)
 {
   uchar *bitmap=map->bitmap;
   uint bit_found = MY_BIT_NONE;
-  uint bitmap_size=map->bitmap_size*8;
+  uint bitmap_size=map->bitmap_size;
   uint i;
 
   DBUG_ASSERT(map->bitmap);