Fix an infinite loop in the code generator for INSERT. Ticket #1140. (CVS 2410)

FossilOrigin-Name: 876d09d9145775956913e975c29e81d7553839ac

test/insert.test

@@ -11,7 +11,7 @@
 # This file implements regression tests for SQLite library.  The
 # focus of this file is testing the INSERT statement.
 #
-# $Id: insert.test,v 1.23 2005/01/21 03:12:16 danielk1977 Exp $
+# $Id: insert.test,v 1.24 2005/03/21 01:20:58 drh Exp $
 
 set testdir [file dirname $argv0]
 source $testdir/tester.tcl
@@ -340,6 +340,17 @@ do_test insert-7.3 {
   }
 } {1 2 2}
 
+# Ticket #1140:  Check for an infinite loop in the algorithm that tests
+# to see if the right-hand side of an INSERT...SELECT references the left-hand
+# side.
+#
+do_test insert-8.1 {
+  execsql {
+    INSERT INTO t3 SELECT * FROM (SELECT * FROM t3 UNION ALL SELECT 1,2,3)
+  }
+} {}
+
+
 integrity_check insert-99.0
 
 finish_test