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-rw-r--r--tactics/class_tactics.ml4
-rw-r--r--tactics/equality.ml4
-rw-r--r--tactics/tacticals.ml6
-rw-r--r--tactics/tacticals.mli1
4 files changed, 12 insertions, 3 deletions
diff --git a/tactics/class_tactics.ml b/tactics/class_tactics.ml
index a95e6b941e..8284c4939e 100644
--- a/tactics/class_tactics.ml
+++ b/tactics/class_tactics.ml
@@ -1131,6 +1131,7 @@ module Search = struct
let rec result (shelf, ()) i k =
foundone := true;
Proofview.Unsafe.tclGETGOALS >>= fun gls ->
+ let gls = CList.map Proofview.drop_state gls in
let j = List.length gls in
(if !typeclasses_debug > 0 then
Feedback.msg_debug
@@ -1179,7 +1180,7 @@ module Search = struct
(if List.is_empty goals then tclUNIT ()
else
let sigma' = mark_unresolvables sigma goals in
- with_shelf (Unsafe.tclEVARS sigma' <*> Unsafe.tclNEWGOALS goals) >>=
+ with_shelf (Unsafe.tclEVARS sigma' <*> Unsafe.tclNEWGOALS (CList.map Proofview.with_empty_state goals)) >>=
fun s -> result s i (Some (Option.default 0 k + j)))
end
in with_shelf res >>= fun (sh, ()) ->
@@ -1272,6 +1273,7 @@ module Search = struct
search_tac_gl ~st only_classes dep hints depth (succ i) sigma gls gl end
in
Proofview.Unsafe.tclGETGOALS >>= fun gls ->
+ let gls = CList.map Proofview.drop_state gls in
Proofview.tclEVARMAP >>= fun sigma ->
let j = List.length gls in
(tclDISPATCH (List.init j (fun i -> tac sigma gls i)))
diff --git a/tactics/equality.ml b/tactics/equality.ml
index 9a1ac768c7..32563d9ffc 100644
--- a/tactics/equality.ml
+++ b/tactics/equality.ml
@@ -533,7 +533,7 @@ let general_rewrite_clause l2r with_evars ?tac c cl =
let rec do_hyps_atleastonce = function
| [] -> tclZEROMSG (Pp.str"Nothing to rewrite.")
| id :: l ->
- tclIFTHENTRYELSEMUST
+ tclIFTHENFIRSTTRYELSEMUST
(general_rewrite_ebindings_in l2r AllOccurrences false true ?tac id c with_evars)
(do_hyps_atleastonce l)
in
@@ -549,7 +549,7 @@ let general_rewrite_clause l2r with_evars ?tac c cl =
end
in
if cl.concl_occs == NoOccurrences then do_hyps else
- tclIFTHENTRYELSEMUST
+ tclIFTHENFIRSTTRYELSEMUST
(general_rewrite_ebindings l2r (occs_of cl.concl_occs) false true ?tac c with_evars)
do_hyps
diff --git a/tactics/tacticals.ml b/tactics/tacticals.ml
index e7da17cff1..0cc0001c1c 100644
--- a/tactics/tacticals.ml
+++ b/tactics/tacticals.ml
@@ -408,8 +408,14 @@ module New = struct
Proofview.tclIFCATCH t1
(fun () -> tclDISPATCH (Array.to_list a))
(fun _ -> t3)
+ let tclIFTHENFIRSTELSE t1 t2 t3 =
+ Proofview.tclIFCATCH t1
+ (fun () -> tclEXTEND [t2] (tclUNIT ()) [])
+ (fun _ -> t3)
let tclIFTHENTRYELSEMUST t1 t2 =
tclIFTHENELSE t1 (tclTRY t2) t2
+ let tclIFTHENFIRSTTRYELSEMUST t1 t2 =
+ tclIFTHENFIRSTELSE t1 (tclTRY t2) t2
(* Try the first tactic that does not fail in a list of tactics *)
let rec tclFIRST = function
diff --git a/tactics/tacticals.mli b/tactics/tacticals.mli
index c5d5c8c123..a3bc4707ea 100644
--- a/tactics/tacticals.mli
+++ b/tactics/tacticals.mli
@@ -210,6 +210,7 @@ module New : sig
val tclIFTHENELSE : unit tactic -> unit tactic -> unit tactic -> unit tactic
val tclIFTHENSVELSE : unit tactic -> unit tactic array -> unit tactic -> unit tactic
val tclIFTHENTRYELSEMUST : unit tactic -> unit tactic -> unit tactic
+ val tclIFTHENFIRSTTRYELSEMUST : unit tactic -> unit tactic -> unit tactic
val tclDO : int -> unit tactic -> unit tactic
val tclREPEAT : unit tactic -> unit tactic