Index: src/wherecode.c
==================================================================
--- src/wherecode.c
+++ src/wherecode.c
@@ -1399,11 +1399,13 @@
       int iTerm;
       for(iTerm=0; iTerm<pWC->nTerm; iTerm++){
         Expr *pExpr = pWC->a[iTerm].pExpr;
         if( &pWC->a[iTerm] == pTerm ) continue;
         if( ExprHasProperty(pExpr, EP_FromJoin) ) continue;
-        if( (pWC->a[iTerm].wtFlags & TERM_VIRTUAL)!=0 ) continue;
+        testcase( pWC->a[iTerm].wtFlags & TERM_VIRTUAL );
+        testcase( pWC->a[iTerm].wtFlags & TERM_CODED );
+        if( (pWC->a[iTerm].wtFlags & (TERM_VIRTUAL|TERM_CODED))!=0 ) continue;
         if( (pWC->a[iTerm].eOperator & WO_ALL)==0 ) continue;
         testcase( pWC->a[iTerm].wtFlags & TERM_ORINFO );
         pExpr = sqlite3ExprDup(db, pExpr, 0);
         pAndExpr = sqlite3ExprAnd(db, pAndExpr, pExpr);
       }