diff --git a/42sh/Makefile b/42sh/Makefile
index 4d93acf3..f57a96da 100644
--- a/42sh/Makefile
+++ b/42sh/Makefile
@@ -291,6 +291,7 @@ parser/push_stack.c\
 parser/read_stack.c\
 parser/redir_init.c\
 parser/stack_init.c\
+parser/sym_free.c\
 parser/tree_wrapper.c
 
 SRCS		=	$(addprefix $(SRC_DIR), $(SRC_BASE))
diff --git a/42sh/file b/42sh/file
new file mode 100644
index 00000000..8e4e7ecb
--- /dev/null
+++ b/42sh/file
@@ -0,0 +1,17 @@
+42sh
+42shelltest-tmp
+Makefile
+STDBUG
+TESTSHELL
+auteur
+donovan_segaults_06-02
+file
+includes
+libft
+objs
+pdf
+sample
+scriptheader.sh
+src
+test_framework.sh
+update_makefile.sh
diff --git a/42sh/includes/parser.h b/42sh/includes/parser.h
index 97ac409d..7fbb200e 100644
--- a/42sh/includes/parser.h
+++ b/42sh/includes/parser.h
@@ -144,6 +144,7 @@ int		isbang_sep(t_btree **ast, t_list **lst);
 int		join_ast(t_btree **ast, t_btree **new_node);
 int		gen_node(t_btree **ast);
 int		superflous_token(t_btree **ast, t_list **list);
+void	sym_free(void *data, size_t size);
 
 struct s_distrostree
 {
@@ -170,8 +171,6 @@ struct	s_cmd
 union	u_astdata
 {
 	t_cmd	cmd;
-	char	**sstr;
-	char	*str;
 };
 
 struct	s_astnode
diff --git a/42sh/libft/src/btree/btree_print.c b/42sh/libft/src/btree/btree_print.c
index b7422a99..a23e21f3 100644
--- a/42sh/libft/src/btree/btree_print.c
+++ b/42sh/libft/src/btree/btree_print.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/14 18:06:24 by jhalford          #+#    #+#             */
-/*   Updated: 2016/12/06 20:10:51 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/18 17:33:49 by ariard           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/42sh/libft/src/lst/ft_lstdelone.c b/42sh/libft/src/lst/ft_lstdelone.c
index 6c577504..d9743a95 100644
--- a/42sh/libft/src/lst/ft_lstdelone.c
+++ b/42sh/libft/src/lst/ft_lstdelone.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/12/05 13:39:33 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/13 15:31:10 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/18 17:17:50 by ariard           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/42sh/src/exec/ast_free.c b/42sh/src/exec/ast_free.c
index 89f0242a..1b31af40 100644
--- a/42sh/src/exec/ast_free.c
+++ b/42sh/src/exec/ast_free.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/12/05 11:50:51 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/15 19:18:02 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/18 17:34:46 by ariard           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -26,11 +26,7 @@ void	ast_free(void *data, size_t content_size)
 
 	(void)content_size;
 	node = data;
-  	if (node->type == CMD)
-	{
-		ft_ld_clear(&node->data.cmd.token, &ft_tabdel);
-//		ft_lstdel(&node->data.cmd.redir, &redir_free);
-	}
-//	if (node->type == WORDLIST)
-//		do clear
+	ft_ld_clear(&node->data.cmd.token, &ft_tabdel);
+	ft_lstdel(&node->data.cmd.redir, &redir_free);
+	free(node);
 }
diff --git a/42sh/src/exec/redir_free.c b/42sh/src/exec/redir_free.c
index 54f40a65..121e9171 100644
--- a/42sh/src/exec/redir_free.c
+++ b/42sh/src/exec/redir_free.c
@@ -6,7 +6,7 @@
 /*   By: ariard <ariard@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/03/03 18:12:57 by ariard            #+#    #+#             */
-/*   Updated: 2017/03/08 12:40:34 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/18 17:27:56 by ariard           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/42sh/src/parser/aggregate_sym.c b/42sh/src/parser/aggregate_sym.c
index 84a6511e..a5723e84 100644
--- a/42sh/src/parser/aggregate_sym.c
+++ b/42sh/src/parser/aggregate_sym.c
@@ -6,7 +6,7 @@
 /*   By: ariard <ariard@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/03/11 15:58:38 by ariard            #+#    #+#             */
-/*   Updated: 2017/03/18 15:52:52 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/18 17:28:43 by ariard           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/42sh/src/parser/ft_parse.c b/42sh/src/parser/ft_parse.c
index f47c9d7a..383e4b3a 100644
--- a/42sh/src/parser/ft_parse.c
+++ b/42sh/src/parser/ft_parse.c
@@ -6,7 +6,7 @@
 /*   By: ariard <ariard@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/03/11 16:17:38 by ariard            #+#    #+#             */
-/*   Updated: 2017/03/18 15:46:49 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/18 17:08:53 by ariard           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/42sh/src/parser/pop_stack.c b/42sh/src/parser/pop_stack.c
index 440692da..cfd8ac1b 100644
--- a/42sh/src/parser/pop_stack.c
+++ b/42sh/src/parser/pop_stack.c
@@ -6,7 +6,7 @@
 /*   By: ariard <ariard@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/02/09 19:12:44 by ariard            #+#    #+#             */
-/*   Updated: 2017/03/11 16:21:01 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/18 17:16:00 by ariard           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -22,13 +22,13 @@ int			pop_stack(t_list **stack, t_sym erase_sym)
 	{
 		temp = *stack;
 		(*stack) = (*stack)->next;
-		ft_lstdelone(&temp, NULL);
+		ft_lstdelone(&temp, &sym_free);
 	}
 	if ((*stack) && *(head = (*stack)->content) != TERMINUS)
 	{
 		temp = *stack;
 		(*stack) = (*stack)->next;
-		ft_lstdelone(&temp, NULL);
+		ft_lstdelone(&temp, &sym_free);
 	}
 	else
 		return (1);
diff --git a/42sh/src/parser/sym_free.c b/42sh/src/parser/sym_free.c
new file mode 100644
index 00000000..200be9ba
--- /dev/null
+++ b/42sh/src/parser/sym_free.c
@@ -0,0 +1,22 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   sym_free.c                                         :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: ariard <ariard@student.42.fr>              +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2017/03/18 17:13:31 by ariard            #+#    #+#             */
+/*   Updated: 2017/03/18 17:15:11 by ariard           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "minishell.h"
+
+void	sym_free(void *data, size_t size)
+{
+	t_sym	*sym;
+
+	(void)size;
+	sym = data;
+	free(sym);
+}