1 files changed, 7 insertions, 0 deletions
diff --git a/sql/item.h b/sql/item.h
index b2f66b5292c..ec474b81a08 100644
--- a/sql/item.h
+++ b/sql/item.h
@@ -1247,6 +1247,13 @@ public:
   }
   longlong val_int_unsigned_typecast_from_int();
   longlong val_int_unsigned_typecast_from_str();
+
+  /**
+    Get a value for CAST(x AS UNSIGNED).
+    Huge positive unsigned values are converted to negative complements.
+  */
+  longlong val_int_signed_typecast_from_int();
+
   /*
     This is just a shortcut to avoid the cast. You should still use
     unsigned_flag to check the sign of the item.