slight glitch when the same clause is compiled repeatedly and contains redundant...

diff --git a/lib/sqlalchemy/ansisql.py b/lib/sqlalchemy/ansisql.py
index 3eaed0bc1d48f286f979516e0fee1ffcb3c2e92b..a300dc63925f2086a10123aec63c52b36d3229ec 100644 (file)
--- a/lib/sqlalchemy/ansisql.py
+++ b/lib/sqlalchemy/ansisql.py
@@ -222,7 +222,7 @@ class ANSICompiler(sql.Compiled):
 
     def visit_bindparam(self, bindparam):
         if bindparam.shortname != bindparam.key:
-            self.binds[bindparam.shortname] = bindparam
+            self.binds.setdefault(bindparam.shortname, bindparam)
         count = 1
         key = bindparam.key