tree-cfg.c (cleanup_tree_cfg): Also return true if blocks are merged.

        * tree-cfg.c (cleanup_tree_cfg): Also return true if blocks
        are merged.

From-SVN: r91376

gcc/ChangeLog

+2004-11-27  Jeff Law  <law@redhat.com>
+
+	* tree-cfg.c (cleanup_tree_cfg): Also return true if blocks
+	are merged.
+
 2004-11-27  Jakub Jelinek  <jakub@redhat.com>
 
 	* config/i386/linux64.h (REG_NAME): Define.

gcc/tree-cfg.c

@@ -918,7 +918,7 @@ cleanup_tree_cfg (void)
 
   /* Merging the blocks creates no new opportunities for the other
      optimizations, so do it here.  */
-  merge_seq_blocks ();
+  retval |= merge_seq_blocks ();
 
   compact_blocks ();