genautomata.c (initiate_states): Add additional guard to initialize `units_array'.

2002-05-05  Vladimir Makarov  <vmakarov@redhat.com>

	* genautomata.c (initiate_states): Add additional guard to
	initialize `units_array'.

From-SVN: r53188

gcc/ChangeLog

 2002-05-05  Vladimir Makarov  <vmakarov@redhat.com>
 
+	* genautomata.c (initiate_states): Add additional guard to
+	initialize `units_array'.
+
+2002-05-05  Vladimir Makarov  <vmakarov@redhat.com>
+
 	* genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
 	process_unit_to_form_the_same_automaton_unit_lists,
 	form_the_same_automaton_unit_lists

gcc/genautomata.c

@@ -3893,7 +3893,8 @@ initiate_states ()
 
   VLA_PTR_CREATE (units_container, description->units_num, "units_container");
   units_array
-    = (description->decls_num ? VLA_PTR_BEGIN (units_container) : NULL);
+    = (description->decls_num && description->units_num
+       ? VLA_PTR_BEGIN (units_container) : NULL);
   for (i = 0; i < description->decls_num; i++)
     {
       decl = description->decls [i];