tree-ssa-alias.c (maybe_create_global_var): Change subvar walking to an…

tree-ssa-alias.c (maybe_create_global_var): Change subvar walking to an assertion that we don't have subvar'd variables.

2006-01-26  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-alias.c (maybe_create_global_var): Change
	subvar walking to an assertion that we don't have subvar'd variables.

From-SVN: r110257

gcc/ChangeLog

+2006-01-26  Daniel Berlin  <dberlin@dberlin.org>
+
+	* tree-ssa-alias.c (maybe_create_global_var): Change
+	subvar walking to an assertion that we don't have subvar'd variables.
+
 2006-01-26  Andrew Pinski  <pinskia@physics.uc.edu>
 
 	PR C/25861

gcc/tree-ssa-alias.c

@@ -1688,15 +1688,8 @@ maybe_create_global_var (struct alias_info *ai)
 	 call-clobbered variables.  */
       if (global_var && var != global_var)
 	{
-	  subvar_t svars;
 	  add_may_alias (var, global_var);
-	  if (var_can_have_subvars (var)
-	      && (svars = get_subvars_for_var (var)))
-	    {
-	      subvar_t sv;
-	      for (sv = svars; sv; sv = sv->next)
-		mark_sym_for_renaming (sv->var);
-	    }
+	  gcc_assert (!get_subvars_for_var (var));
 	}
       
       mark_sym_for_renaming (var);