X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=components%2Ftactics%2Fcontinuationals.ml;h=c6e4f0c1841fb68814a7632218e13cfc068b5dbf;hb=ce800b0b7acf3940cad3afc5b1d2296155affb1c;hp=7ea357e89679694087ce106e890559b4e028d686;hpb=cbf47ddef11207628a9838973a192566e1e60ba7;p=helm.git

diff --git a/components/tactics/continuationals.ml b/components/tactics/continuationals.ml
index 7ea357e89..c6e4f0c18 100644
--- a/components/tactics/continuationals.ml
+++ b/components/tactics/continuationals.ml
@@ -302,7 +302,7 @@ struct
           debug_print (lazy ("closed: "
             ^ String.concat " " (List.map string_of_int gcn)));
           let stack =
-            (zero_pos gon, t @~- gcn, k @~- gon, tag) :: deep_close gcn s
+            (zero_pos gon, t @~- gcn, k @~- gcn, tag) :: deep_close gcn s
           in
           sn, stack
       | Dot, ([], _, [], _) :: _ ->
@@ -327,26 +327,21 @@ struct
           | [] -> fail (lazy "no more goals to shift")
           | loc :: loc_tl ->
               new_stack
-                (([ loc ], t @+ filter_open g, [],`BranchTag)
+                (([ loc ], t @+ filter_open g @+ k, [],`BranchTag)
                 :: (loc_tl, t', k', tag) :: s))
       | Shift, _ -> fail (lazy "can't shift goals here")
-      | Pos i_s, ([ loc ], [], [],`BranchTag) :: (g', t', k', tag) :: s
+      | Pos i_s, ([ loc ], t, [],`BranchTag) :: (g', t', k', tag) :: s
         when is_fresh loc ->
-          let l_js = List.filter (fun (i, _) -> List.mem i i_s) g' in
+          let l_js = List.filter (fun (i, _) -> List.mem i i_s) (g' @+ [loc]) in
           new_stack
-            ((l_js, [], [],`BranchTag)
-             :: ([ loc ] @+ g' @- l_js, t', k', tag) :: s)
-      | Pos i_s, (g, t, k,`BranchTag) :: (g', t', k', tag) :: s ->
-          let l_js = List.filter (fun (i, _) -> List.mem i i_s) g' in
-          new_stack
-            ((l_js, [], [],`BranchTag)
-             :: (g' @- l_js, t' @+ filter_open g, k', tag) :: s)
+            ((l_js, t , [],`BranchTag)
+             :: (([ loc ] @+ g') @- l_js, t', k', tag) :: s)
       | Pos _, _ -> fail (lazy "can't use relative positioning here")
-      | Wildcard, (g, t, k, `BranchTag) :: (g', t', k', tag) :: s
-        when g = [] || is_fresh (List.hd g) ->
-          new_stack
-            ((g', [], [], `BranchTag)
-             :: ([], t' @+ filter_open g @+ k, k', tag) :: s)
+      | Wildcard, ([ loc ] , t, [], `BranchTag) :: (g', t', k', tag) :: s
+          when is_fresh loc ->
+            new_stack
+              (([loc] @+ g', t, [], `BranchTag)
+                :: ([], t', k', tag) :: s)
       | Wildcard, _ -> fail (lazy "can't use wildcard here")
       | Merge, (g, t, k,`BranchTag) :: (g', t', k', tag) :: s ->
           new_stack ((t @+ filter_open g @+ g' @+ k, t', k', tag) :: s)