diff --git a/test/dfs/g.rif.exp b/test/dfs/4.12.0/g.rif.exp
similarity index 100%
rename from test/dfs/g.rif.exp
rename to test/dfs/4.12.0/g.rif.exp
diff --git a/test/dfs/4.12.0/test1.rif.exp b/test/dfs/4.12.0/test1.rif.exp
new file mode 100644
index 0000000000000000000000000000000000000000..163b4d7e790c1b40c744629cac3aaad6643365cb
--- /dev/null
+++ b/test/dfs/4.12.0/test1.rif.exp
@@ -0,0 +1,45 @@
+# env: sasa -seed 42 g.dot -custd -rif -rif
+#inputs "p1_path0":int "p1_path1":int "p1_path2":int "p1_path3":int "p1_path4":int "p1_path5":int "p1_path6":int "p1_path7":int "p1_path8":int "p1_path9":int "p1_par":int "p2_path0":int "p2_path1":int "p2_path2":int "p2_path3":int "p2_path4":int "p2_path5":int "p2_path6":int "p2_path7":int "p2_path8":int "p2_path9":int "p2_par":int "p3_path0":int "p3_path1":int "p3_path2":int "p3_path3":int "p3_path4":int "p3_path5":int "p3_path6":int "p3_path7":int "p3_path8":int "p3_path9":int "p3_par":int "p4_path0":int "p4_path1":int "p4_path2":int "p4_path3":int "p4_path4":int "p4_path5":int "p4_path6":int "p4_path7":int "p4_path8":int "p4_path9":int "p4_par":int "p5_path0":int "p5_path1":int "p5_path2":int "p5_path3":int "p5_path4":int "p5_path5":int "p5_path6":int "p5_path7":int "p5_path8":int "p5_path9":int "p5_par":int "p6_path0":int "p6_path1":int "p6_path2":int "p6_path3":int "p6_path4":int "p6_path5":int "p6_path6":int "p6_path7":int "p6_path8":int "p6_path9":int "p6_par":int "p7_path0":int "p7_path1":int "p7_path2":int "p7_path3":int "p7_path4":int "p7_path5":int "p7_path6":int "p7_path7":int "p7_path8":int "p7_path9":int "p7_par":int "p8_path0":int "p8_path1":int "p8_path2":int "p8_path3":int "p8_path4":int "p8_path5":int "p8_path6":int "p8_path7":int "p8_path8":int "p8_path9":int "p8_par":int "p9_path0":int "p9_path1":int "p9_path2":int "p9_path3":int "p9_path4":int "p9_path5":int "p9_path6":int "p9_path7":int "p9_path8":int "p9_path9":int "p9_par":int "p10_path0":int "p10_path1":int "p10_path2":int "p10_path3":int "p10_path4":int "p10_path5":int "p10_path6":int "p10_path7":int "p10_path8":int "p10_path9":int "p10_par":int "Enab_p1_update_path":bool "Enab_p1_compute_parent":bool "Enab_p2_update_path":bool "Enab_p2_compute_parent":bool "Enab_p3_update_path":bool "Enab_p3_compute_parent":bool "Enab_p4_update_path":bool "Enab_p4_compute_parent":bool "Enab_p5_update_path":bool "Enab_p5_compute_parent":bool "Enab_p6_update_path":bool "Enab_p6_compute_parent":bool "Enab_p7_update_path":bool "Enab_p7_compute_parent":bool "Enab_p8_update_path":bool "Enab_p8_compute_parent":bool "Enab_p9_update_path":bool "Enab_p9_compute_parent":bool "Enab_p10_update_path":bool "Enab_p10_compute_parent":bool 
+#outputs "p1_update_path":bool "p1_compute_parent":bool "p2_update_path":bool "p2_compute_parent":bool "p3_update_path":bool "p3_compute_parent":bool "p4_update_path":bool "p4_compute_parent":bool "p5_update_path":bool "p5_compute_parent":bool "p6_update_path":bool "p6_compute_parent":bool "p7_update_path":bool "p7_compute_parent":bool "p8_update_path":bool "p8_compute_parent":bool "p9_update_path":bool "p9_compute_parent":bool "p10_update_path":bool "p10_compute_parent":bool 
+#step 1
+-1 -1 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 3 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 t f t f f f t f t f t f t f t f t f t f #outs f f f f f f f f f f f f t f f f t f t f
+#step 2
+-1 -1 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 3 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 1 t f t f f f t f t f t f f t t f f f f t #outs t f t f f f t f t f t f f f t f f f f f
+#step 3
+-1 3 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 3 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 1 -1 0 1 -1 -1 -1 -1 -1 -1 -1 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 1 t f t f f f t f t f f t t f f f t f t f #outs t f t f f f f f f f f t t f f f t f t f
+#step 4
+-1 0 3 -1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 3 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 1 -1 -1 -1 -1 -1 -1 -1 1 -1 0 1 -1 -1 -1 -1 -1 -1 -1 0 -1 0 1 -1 -1 -1 -1 -1 -1 -1 1 -1 0 0 -1 -1 -1 -1 -1 -1 -1 1 t f f t f f t f t f f f f f t f t f f t #outs f f f t f f t f f f f f f f f f t f f f
+#step 5
+-1 0 3 -1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 1 -1 -1 -1 -1 -1 -1 -1 1 -1 0 1 -1 -1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 1 -1 0 0 -1 -1 -1 -1 -1 -1 -1 1 t f f f f f f t t f f f f f t f f t f t #outs t f f f f f f f t f f f f f f f f t f f
+#step 6
+-1 0 0 3 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 0 -1 -1 -1 -1 -1 -1 1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 1 -1 -1 -1 -1 -1 -1 -1 1 -1 0 1 -1 -1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 1 f f t f f f t f f t f f f f t f f f f t #outs f f t f f f f f f f f f f f t f f f f t
+#step 7
+-1 0 0 3 -1 -1 -1 -1 -1 -1 0 -1 0 0 0 0 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 0 -1 -1 -1 -1 -1 -1 1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 1 -1 -1 -1 -1 -1 -1 -1 1 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 t f f f f f t f t f f f t f f f f f f f #outs f f f f f f t f f f f f t f f f f f f f
+#step 8
+-1 0 0 3 -1 -1 -1 -1 -1 -1 0 -1 0 0 0 0 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 0 0 0 0 1 -1 -1 -1 -1 0 -1 0 0 0 -1 -1 -1 -1 -1 -1 1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 1 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 t f f f f f f t t f f f f t f f f f f f #outs t f f f f f f f t f f f f t f f f f f f
+#step 9
+-1 0 0 0 0 3 -1 -1 -1 -1 0 -1 0 0 0 0 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 0 0 0 0 1 -1 -1 -1 -1 0 -1 0 0 0 0 0 -1 -1 -1 -1 1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 0 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 f f t f f f t f f t f f f f f f f f f f #outs f f f f f f t f f t f f f f f f f f f f
+#step 10
+-1 0 0 0 0 3 -1 -1 -1 -1 0 -1 0 0 0 0 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 0 0 0 0 0 1 -1 -1 -1 0 -1 0 0 0 0 0 -1 -1 -1 -1 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 0 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 f f t f f f f f f f f f f f f f f f f f #outs f f t f f f f f f f f f f f f f f f f f
+#step 11
+-1 0 0 0 0 3 -1 -1 -1 -1 0 -1 0 0 0 0 0 0 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 0 0 0 0 0 1 -1 -1 -1 0 -1 0 0 0 0 0 -1 -1 -1 -1 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 0 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 t f f f f f t f t f f f f f f f f f f f #outs t f f f f f t f t f f f f f f f f f f f
+#step 12
+-1 0 0 0 0 0 0 3 -1 -1 0 -1 0 0 0 0 0 0 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 0 0 0 0 0 0 1 -1 -1 0 -1 0 0 0 0 0 0 0 -1 -1 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 0 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 f f t f f f t f f f f f f f f f f f f f #outs f f f f f f t f f f f f f f f f f f f f
+#step 13
+-1 0 0 0 0 0 0 3 -1 -1 0 -1 0 0 0 0 0 0 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 0 0 0 0 0 0 0 1 -1 0 -1 0 0 0 0 0 0 0 -1 -1 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 0 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 f f t f f f f f f f f f f f f f f f f f #outs f f t f f f f f f f f f f f f f f f f f
+#step 14
+-1 0 0 0 0 0 0 3 -1 -1 0 -1 0 0 0 0 0 0 0 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 0 0 0 0 0 0 0 1 -1 0 -1 0 0 0 0 0 0 0 -1 -1 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 0 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 t f f f f f t f t f f f f f f f f f f f #outs t f f f f f t f t f f f f f f f f f f f
+#step 15
+-1 0 0 0 0 0 0 0 0 3 0 -1 0 0 0 0 0 0 0 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 0 0 0 0 0 0 0 0 1 0 -1 0 0 0 0 0 0 0 0 0 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 0 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 f f t f f f f t f f f f f f f f f f f f #outs f f t f f f f t f f f f f f f f f f f f
+#step 16
+-1 0 0 0 0 0 0 0 0 3 0 -1 2 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 0 0 0 0 0 0 0 0 1 1 -1 0 0 0 0 0 0 0 0 0 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 0 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 t f f t f f t f t f f f f f f f f f f f #outs t f f f f f t f f f f f f f f f f f f f
+#step 17
+-1 2 3 -1 -1 -1 -1 -1 -1 -1 0 -1 2 -1 -1 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 1 -1 0 0 0 0 0 0 0 0 0 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 0 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 f f t f f f f t t f f f f f f f f f f f #outs f f t f f f f f t f f f f f f f f f f f
+#step 18
+-1 2 3 -1 -1 -1 -1 -1 -1 -1 0 -1 1 1 -1 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 1 -1 1 0 -1 -1 -1 -1 -1 -1 -1 0 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 0 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 t f t f f f f t f t f f f f f f f f f f #outs t f f f f f f t f t f f f f f f f f f f
+#step 19
+-1 1 1 3 -1 -1 -1 -1 -1 -1 0 -1 1 1 -1 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 1 0 -1 -1 -1 -1 -1 -1 -1 1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 0 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 f f t f f f f f f f f f f f f f f f f f #outs f f t f f f f f f f f f f f f f f f f f
+#step 20
+-1 1 1 3 -1 -1 -1 -1 -1 -1 0 -1 1 0 0 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 1 0 -1 -1 -1 -1 -1 -1 -1 1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 0 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 t f f f f f f f f f f f f f f f f f f f #outs t f f f f f f f f f f f f f f f f f f f
+#step 21
+-1 1 0 0 3 -1 -1 -1 -1 -1 0 -1 1 0 0 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -10 -1 1 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 1 0 -1 -1 -1 -1 -1 -1 -1 1 -1 0 -1 -1 -1 -1 -1 -1 -1 -1 2 -1 0 0 1 1 1 -1 -1 -1 -1 0 -1 0 0 1 1 -1 -1 -1 -1 -1 0 -1 0 0 1 -1 -1 -1 -1 -1 -1 0 -1 0 0 -1 -1 -1 -1 -1 -1 -1 0 f f f f f f f f f f f f f f f f f f f f #outs f f f f f f f f f f f f f f f f f f f f
diff --git a/test/dfs/Makefile b/test/dfs/Makefile
index aadbd637e045ae1f2ee4c6da4cdb9a55c07c7166..f52e99e0b76b93e8501a4fbb158df212f07985a9 100644
--- a/test/dfs/Makefile
+++ b/test/dfs/Makefile
@@ -1,14 +1,22 @@
-# Time-stamp: <modified the 11/05/2021 (at 16:46) by Erwan Jahier>
+# Time-stamp: <modified the 23/07/2021 (at 11:15) by Erwan Jahier>
 
 
-test: test0 lurette0 rdbg_test
-	$(sasa) -rif -l 200 g.dot -sd -seed 42 > g.rif  && \
-	diff -I "# on" -I " version " -B -u -i -w g.rif.exp g.rif > test.res
-	[ ! -s test.res ] && make clean
-utest: g.rif
-	cp g.rif g.rif.exp ; true
+test: test0 test1 rdbg_test
+	make clean
+
+EXPDIR=`rdbg --ocaml-version`
+$(EXPDIR):
+	[ -d $(EXPDIR) ] || (mkdir -p $(EXPDIR) ; make utest)
+
+test0: g.cmxs g.lut $(EXPDIR)
+	sasa -seed 42 -rif -l 200 g.dot -sd -seed 42 > g.rif  && \
+	diff -I "# on" -I " version " -B -u -i -w $(EXPDIR)/g.rif.exp g.rif > test0.res
+	[ ! -s test0.res ]  && echo "\n\n==> test0 went fine"
+
+
+utest0: g.rif $(EXPDIR)
+	cp g.rif $(EXPDIR)/g.rif.exp 
 
-test0: g.cmxs g.lut
 
 DECO_PATTERN="0:root.ml 1-:p.ml" 
 -include ../Makefile.dot
@@ -20,15 +28,26 @@ sim2chrogtk: g.rif
 gnuplot: g.rif 
 	gnuplot-rif $< 
 
-lurette0: g.cmxs g.lut
-	lurette --sasa -o lurette.rif  \
-      -env "$(sasa) g.dot -custd -rif" \
-      -sut "lutin g.lut -n distributed"
+lurette0.rif: g.cmxs g.lut $(EXPDIR) 
+	lurette --sasa -o $@  \
+      -env "sasa -seed 42 g.dot -custd -rif" \
+      -sut "lutin -seed 42  g.lut -n distributed"
 
-lurette: lurette0
-	sim2chrogtk -ecran -in lurette.rif > /dev/null
-	gnuplot-rif lurette.rif
+test1.rif: lurette0.rif
+	grep -v "Version" $< > $@
+lurette: lurette0.rif
+	sim2chrogtk -ecran -in lurette0.rif > /dev/null
+	gnuplot-rif lurette0.rif
 
+utest1: test1.rif
+	cp test1.rif $(EXPDIR)/test1.rif.exp
+test1: test1.rif
+	rm -f test1.res
+	diff -u -i $(EXPDIR)/test1.rif.exp test1.rif > test1.res || true
+	cat test1.res
+	[ ! -s test1.res ]  && echo "\n\n==> test1 went fine"
+
+utest: utest0 utest1
 
 rdbg: g.lut g.ml
 	rdbg --sasa -o lurette.rif  \
@@ -42,7 +61,9 @@ rdbg2: g.lut g.ml
 rdbg_test: g.lut g.ml
 	printf "\nnr\nsd\nq\n" | rdbg -o lurette.rif  \
       -env "$(sasa) g.dot  -rif" \
-      -sut-nd "lutin g.lut -n dummy"
+      -sut-nd "lutin g.lut -n dummy" && \
+	echo "\n\n==> rdbg_test went fine"
+
 
 
 clean: genclean