/* Oort
 * Copyright 2007, Soren Sandmann Pedersen
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#include "ast.h"

gboolean
return_check (ast_t *ast)
{
    ast_function_definition_t *function;
    int i;

    for (i = 0; (function = ast->program.functions[i]); ++i)
    {
	if (function->enter					&&
	    function->return_type->common.type != AST_VOID_TYPE	&&
	    function->end->common.reachable)
	{
	    return report_error (
		"Control reaches end of non-void function %s\n",
		function->name);
	}
    }

    return TRUE;
}