Merge mysql.com:/home/hf/work/mrg/mysql-5.0-opt

into mysql.com:/home/hf/work/mrg/mysql-5.1-opt

Merge mysql.com:/home/hf/work/mrg/mysql-5.0-opt
into mysql.com:/home/hf/work/mrg/mysql-5.1-opt
bcc5499b · holyfoot/hf@hfmain.(none) · a9a6347a · 2b1179ad · bcc5499b
Commit bcc5499b authored Mar 09, 2007 by holyfoot/hf@hfmain.(none)
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sql/sql_select.cc sql/sql_select.cc +2 -1

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--- a/sql/sql_select.cc
+++ b/sql/sql_select.cc
@@ -7788,7 +7788,8 @@ static COND* substitute_for_best_equal_field(COND *cond,
          break;
      }
    }
-    if (!((Item_cond*)cond)->argument_list()->elements)
+    if (cond->type() == Item::COND_ITEM &&
+        !((Item_cond*)cond)->argument_list()->elements)
      cond= new Item_int((int32)cond->val_bool());

  }