OR processing cleanup.

src/backend/executor/nodeIndexscan.c

@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/executor/nodeIndexscan.c,v 1.22 1998/08/03 19:41:29 momjian Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/executor/nodeIndexscan.c,v 1.23 1998/08/04 18:42:38 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -269,9 +269,11 @@ ExecIndexReScan(IndexScan *node, ExprContext *exprCtxt, Plan *parent)
 	{
 		qual = nth(i, indxqual);
 		n_keys = numScanKeys[i];
-		run_keys = (int *) runtimeKeyInfo[i];
 		scan_keys = (ScanKey) scanKeys[i];
 
+		if (runtimeKeyInfo)
+		{
+			run_keys = (int *) runtimeKeyInfo[i];
 			for (j = 0; j < n_keys; j++)
 			{
 				/*
@@ -298,6 +300,7 @@ ExecIndexReScan(IndexScan *node, ExprContext *exprCtxt, Plan *parent)
 						scan_keys[j].sk_flags &= ~SK_ISNULL;
 				}
 			}
+		}
 		sdesc = scanDescs[i];
 		skey = scanKeys[i];
 		index_rescan(sdesc, direction, skey);