Implementation of ndestruct tactic (including destruction of constructor forms

[helm.git] / helm / software / components / ng_tactics / nTactics.ml

diff --git a/helm/software/components/ng_tactics/nTactics.ml b/helm/software/components/ng_tactics/nTactics.ml
index d366c87d233660634c2da5c3a510c051d331e280..10fa168d492517123eff7b4b18861cb9827cfa47 100644 (file)
--- a/helm/software/components/ng_tactics/nTactics.ml
+++ b/helm/software/components/ng_tactics/nTactics.ml
@@ -52,7 +52,7 @@ let branch_tac status =
     | [] -> assert false
     | (g, t, k, tag) :: s ->
           match init_pos g with (* TODO *)
-          | [] | [ _ ] -> fail (lazy "too few goals to branch");
+          | [] | [ _ ] -> fail (lazy "too few goals to branch")
           | loc :: loc_tl ->
                ([ loc ], [], [], `BranchTag) :: (loc_tl, t, k, tag) :: s
   in
@@ -478,6 +478,8 @@ type indtyinfo = {
  }
 ;;
 
+let ref_of_indtyinfo iti = iti.reference;;
+
 let analyze_indty_tac ~what indtyref =
  distribute_tac (fun status goal ->
   let goalty = get_goalty status goal in