bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block is OK.

	* bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
	is OK.

From-SVN: r45542

gcc/ChangeLog

+Tue Sep 11 17:55:54 CEST 2001  Jan Hubicka  <jh@suse.cz>
+
+	* bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
+	is OK.
+
 2001-09-11  Joseph S. Myers  <jsm28@cam.ac.uk>
 
 	* c-common.c (split_specs_attrs): Allow for empty attributes with

gcc/bb-reorder.c

@@ -695,6 +695,10 @@ fixup_reorder_chain ()
 	  if (RBI (bb)->next == e_fall->dest)
 	    continue;
 
+	  /* An fallthru to exit block.  */
+	  if (!RBI (bb)->next && e_fall->dest == EXIT_BLOCK_PTR)
+	    continue;
+
 	  /* We need a new jump insn.  If the block has only one outgoing
 	     edge, then we can stuff the new jump insn in directly.  */
 	  if (bb->succ->succ_next == NULL)