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-rw-r--r--engine/eConstr.ml8
-rw-r--r--engine/eConstr.mli2
-rw-r--r--engine/evd.ml2
-rw-r--r--engine/evd.mli3
-rw-r--r--engine/termops.ml103
-rw-r--r--engine/termops.mli8
6 files changed, 71 insertions, 55 deletions
diff --git a/engine/eConstr.ml b/engine/eConstr.ml
index 3385b78958..cfc4bea85f 100644
--- a/engine/eConstr.ml
+++ b/engine/eConstr.ml
@@ -99,6 +99,14 @@ let isFix sigma c = match kind sigma c with Fix _ -> true | _ -> false
let isCoFix sigma c = match kind sigma c with CoFix _ -> true | _ -> false
let isCase sigma c = match kind sigma c with Case _ -> true | _ -> false
let isProj sigma c = match kind sigma c with Proj _ -> true | _ -> false
+
+let rec isType sigma c = match kind sigma c with
+ | Sort s -> (match ESorts.kind sigma s with
+ | Sorts.Type _ -> true
+ | _ -> false )
+ | Cast (c,_,_) -> isType sigma c
+ | _ -> false
+
let isVarId sigma id c =
match kind sigma c with Var id' -> Id.equal id id' | _ -> false
let isRelN sigma n c =
diff --git a/engine/eConstr.mli b/engine/eConstr.mli
index 1edc0ee12b..6532e08e9d 100644
--- a/engine/eConstr.mli
+++ b/engine/eConstr.mli
@@ -157,6 +157,8 @@ val isCoFix : Evd.evar_map -> t -> bool
val isCase : Evd.evar_map -> t -> bool
val isProj : Evd.evar_map -> t -> bool
+val isType : Evd.evar_map -> constr -> bool
+
type arity = rel_context * ESorts.t
val destArity : Evd.evar_map -> types -> arity
val isArity : Evd.evar_map -> t -> bool
diff --git a/engine/evd.ml b/engine/evd.ml
index 3a77a2b440..b3848e1b5b 100644
--- a/engine/evd.ml
+++ b/engine/evd.ml
@@ -483,6 +483,8 @@ let is_typeclass_evar evd evk =
let flags = evd.evar_flags in
Evar.Set.mem evk flags.typeclass_evars
+let get_obligation_evars evd = evd.evar_flags.obligation_evars
+
let set_obligation_evar evd evk =
let flags = evd.evar_flags in
let evar_flags = { flags with obligation_evars = Evar.Set.add evk flags.obligation_evars } in
diff --git a/engine/evd.mli b/engine/evd.mli
index b0e3c2b869..be54bebcd7 100644
--- a/engine/evd.mli
+++ b/engine/evd.mli
@@ -262,6 +262,9 @@ val get_typeclass_evars : evar_map -> Evar.Set.t
val is_typeclass_evar : evar_map -> Evar.t -> bool
(** Is the evar declared resolvable for typeclass resolution *)
+val get_obligation_evars : evar_map -> Evar.Set.t
+(** The set of obligation evars *)
+
val set_obligation_evar : evar_map -> Evar.t -> evar_map
(** Declare an evar as an obligation *)
diff --git a/engine/termops.ml b/engine/termops.ml
index 5e220fd8f1..52880846f8 100644
--- a/engine/termops.ml
+++ b/engine/termops.ml
@@ -104,12 +104,7 @@ let debug_print_constr c = pr_constr EConstr.Unsafe.(to_constr c)
let debug_print_constr_env env sigma c = pr_constr EConstr.(to_constr sigma c)
let term_printer = ref debug_print_constr_env
-let print_constr_env env sigma t = !term_printer env sigma t
-let print_constr t =
- let env = Global.env () in
- let evd = Evd.from_env env in
- !term_printer env evd t
-
+let print_constr_env env sigma t = !term_printer (env:env) sigma (t:Evd.econstr)
let set_print_constr f = term_printer := f
module EvMap = Evar.Map
@@ -164,10 +159,10 @@ let protect f x =
try f x
with e -> str "EXCEPTION: " ++ str (Printexc.to_string e)
-let print_kconstr a =
- protect (fun c -> print_constr c) a
+let print_kconstr env sigma a =
+ protect (fun c -> print_constr_env env sigma c) a
-let pr_meta_map evd =
+let pr_meta_map env sigma =
let open Evd in
let print_constr = print_kconstr in
let pr_name = function
@@ -177,25 +172,25 @@ let pr_meta_map evd =
| (mv,Cltyp (na,b)) ->
hov 0
(pr_meta mv ++ pr_name na ++ str " : " ++
- print_constr b.rebus ++ fnl ())
+ print_constr env sigma b.rebus ++ fnl ())
| (mv,Clval(na,(b,s),t)) ->
hov 0
(pr_meta mv ++ pr_name na ++ str " := " ++
- print_constr b.rebus ++
- str " : " ++ print_constr t.rebus ++
+ print_constr env sigma b.rebus ++
+ str " : " ++ print_constr env sigma t.rebus ++
spc () ++ pr_instance_status s ++ fnl ())
in
- prlist pr_meta_binding (meta_list evd)
+ prlist pr_meta_binding (meta_list sigma)
-let pr_decl (decl,ok) =
+let pr_decl env sigma (decl,ok) =
let open NamedDecl in
let print_constr = print_kconstr in
match decl with
| LocalAssum (id,_) -> if ok then Id.print id else (str "{" ++ Id.print id ++ str "}")
| LocalDef (id,c,_) -> str (if ok then "(" else "{") ++ Id.print id ++ str ":=" ++
- print_constr c ++ str (if ok then ")" else "}")
+ print_constr env sigma c ++ str (if ok then ")" else "}")
-let pr_evar_source = function
+let pr_evar_source env sigma = function
| Evar_kinds.NamedHole id -> Id.print id
| Evar_kinds.QuestionMark _ -> str "underscore"
| Evar_kinds.CasesType false -> str "pattern-matching return predicate"
@@ -208,11 +203,11 @@ let pr_evar_source = function
let print_constr = print_kconstr in
let id = Option.get ido in
str "parameter " ++ Id.print id ++ spc () ++ str "of" ++
- spc () ++ print_constr (EConstr.of_constr @@ printable_constr_of_global c)
+ spc () ++ print_constr env sigma (EConstr.of_constr @@ printable_constr_of_global c)
| Evar_kinds.InternalHole -> str "internal placeholder"
| Evar_kinds.TomatchTypeParameter (ind,n) ->
let print_constr = print_kconstr in
- pr_nth n ++ str " argument of type " ++ print_constr (EConstr.mkInd ind)
+ pr_nth n ++ str " argument of type " ++ print_constr env sigma (EConstr.mkInd ind)
| Evar_kinds.GoalEvar -> str "goal evar"
| Evar_kinds.ImpossibleCase -> str "type of impossible pattern-matching clause"
| Evar_kinds.MatchingVar _ -> str "matching variable"
@@ -224,7 +219,7 @@ let pr_evar_source = function
| Some Evar_kinds.Domain -> str "domain of "
| Some Evar_kinds.Codomain -> str "codomain of ") ++ Evar.print evk
-let pr_evar_info evi =
+let pr_evar_info env sigma evi =
let open Evd in
let print_constr = print_kconstr in
let phyps =
@@ -233,23 +228,23 @@ let pr_evar_info evi =
| None -> List.map (fun c -> (c, true)) (evar_context evi)
| Some filter -> List.combine (evar_context evi) filter
in
- prlist_with_sep spc pr_decl (List.rev decls)
+ prlist_with_sep spc (pr_decl env sigma) (List.rev decls)
with Invalid_argument _ -> str "Ill-formed filtered context" in
- let pty = print_constr evi.evar_concl in
+ let pty = print_constr env sigma evi.evar_concl in
let pb =
match evi.evar_body with
| Evar_empty -> mt ()
- | Evar_defined c -> spc() ++ str"=> " ++ print_constr c
+ | Evar_defined c -> spc() ++ str"=> " ++ print_constr env sigma c
in
let candidates =
match evi.evar_body, evi.evar_candidates with
| Evar_empty, Some l ->
spc () ++ str "{" ++
- prlist_with_sep (fun () -> str "|") print_constr l ++ str "}"
+ prlist_with_sep (fun () -> str "|") (print_constr env sigma) l ++ str "}"
| _ ->
mt ()
in
- let src = str "(" ++ pr_evar_source (snd evi.evar_source) ++ str ")" in
+ let src = str "(" ++ pr_evar_source env sigma (snd evi.evar_source) ++ str ")" in
hov 2
(str"[" ++ phyps ++ spc () ++ str"|- " ++ pty ++ pb ++ str"]" ++
candidates ++ spc() ++ src)
@@ -304,8 +299,8 @@ let has_no_evar sigma =
try let () = Evd.fold (fun _ _ () -> raise Exit) sigma () in true
with Exit -> false
-let pr_evd_level evd = UState.pr_uctx_level (Evd.evar_universe_context evd)
-let reference_of_level evd l = UState.qualid_of_level (Evd.evar_universe_context evd) l
+let pr_evd_level sigma = UState.pr_uctx_level (Evd.evar_universe_context sigma)
+let reference_of_level sigma l = UState.qualid_of_level (Evd.evar_universe_context sigma) l
let pr_evar_universe_context ctx =
let open UState in
@@ -321,12 +316,12 @@ let pr_evar_universe_context ctx =
str "WEAK CONSTRAINTS:"++brk(0,1)++
h 0 (UState.pr_weak prl ctx) ++ fnl ())
-let print_env_short env =
+let print_env_short env sigma =
let print_constr = print_kconstr in
let pr_rel_decl = function
| RelDecl.LocalAssum (n,_) -> Name.print n
| RelDecl.LocalDef (n,b,_) -> str "(" ++ Name.print n ++ str " := "
- ++ print_constr (EConstr.of_constr b) ++ str ")"
+ ++ print_constr env sigma (EConstr.of_constr b) ++ str ")"
in
let pr_named_decl = NamedDecl.to_rel_decl %> pr_rel_decl in
let nc = List.rev (named_context env) in
@@ -346,7 +341,7 @@ let pr_evar_constraints sigma pbs =
naming/renaming. *)
Namegen.make_all_name_different env sigma
in
- print_env_short env ++ spc () ++ str "|-" ++ spc () ++
+ print_env_short env sigma ++ spc () ++ str "|-" ++ spc () ++
protect (print_constr_env env sigma) t1 ++ spc () ++
str (match pbty with
| Reduction.CONV -> "=="
@@ -355,7 +350,7 @@ let pr_evar_constraints sigma pbs =
in
prlist_with_sep fnl pr_evconstr pbs
-let pr_evar_map_gen with_univs pr_evars sigma =
+let pr_evar_map_gen with_univs pr_evars env sigma =
let uvs = Evd.evar_universe_context sigma in
let (_, conv_pbs) = Evd.extract_all_conv_pbs sigma in
let evs = if has_no_evar sigma then mt () else pr_evars sigma ++ fnl ()
@@ -371,18 +366,24 @@ let pr_evar_map_gen with_univs pr_evars sigma =
else
str "TYPECLASSES:" ++ brk (0, 1) ++
prlist_with_sep spc Evar.print (Evar.Set.elements evars) ++ fnl ()
+ and obligations =
+ let evars = Evd.get_obligation_evars sigma in
+ if Evar.Set.is_empty evars then mt ()
+ else
+ str "OBLIGATIONS:" ++ brk (0, 1) ++
+ prlist_with_sep spc Evar.print (Evar.Set.elements evars) ++ fnl ()
and metas =
if List.is_empty (Evd.meta_list sigma) then mt ()
else
- str "METAS:" ++ brk (0, 1) ++ pr_meta_map sigma
+ str "METAS:" ++ brk (0, 1) ++ pr_meta_map env sigma
in
- evs ++ svs ++ cstrs ++ typeclasses ++ metas
+ evs ++ svs ++ cstrs ++ typeclasses ++ obligations ++ metas
-let pr_evar_list sigma l =
+let pr_evar_list env sigma l =
let open Evd in
let pr (ev, evi) =
h 0 (Evar.print ev ++
- str "==" ++ pr_evar_info evi ++
+ str "==" ++ pr_evar_info env sigma evi ++
(if evi.evar_body == Evar_empty
then str " {" ++ pr_existential_key sigma ev ++ str "}"
else mt ()))
@@ -405,18 +406,18 @@ let to_list d =
Evd.fold fold_undef d ();
!l
-let pr_evar_by_depth depth sigma = match depth with
+let pr_evar_by_depth depth env sigma = match depth with
| None ->
(* Print all evars *)
- str"EVARS:" ++ brk(0,1) ++ pr_evar_list sigma (to_list sigma) ++ fnl()
+ str"EVARS:" ++ brk(0,1) ++ pr_evar_list env sigma (to_list sigma) ++ fnl()
| Some n ->
(* Print closure of undefined evars *)
str"UNDEFINED EVARS:"++
(if Int.equal n 0 then mt() else str" (+level "++int n++str" closure):")++
brk(0,1)++
- pr_evar_list sigma (evar_dependency_closure n sigma) ++ fnl()
+ pr_evar_list env sigma (evar_dependency_closure n sigma) ++ fnl()
-let pr_evar_by_filter filter sigma =
+let pr_evar_by_filter filter env sigma =
let open Evd in
let elts = Evd.fold (fun evk evi accu -> (evk, evi) :: accu) sigma [] in
let elts = List.rev elts in
@@ -431,49 +432,49 @@ let pr_evar_by_filter filter sigma =
let prdef =
if List.is_empty defined then mt ()
else str "DEFINED EVARS:" ++ brk (0, 1) ++
- pr_evar_list sigma defined
+ pr_evar_list env sigma defined
in
let prundef =
if List.is_empty undefined then mt ()
else str "UNDEFINED EVARS:" ++ brk (0, 1) ++
- pr_evar_list sigma undefined
+ pr_evar_list env sigma undefined
in
prdef ++ prundef
-let pr_evar_map ?(with_univs=true) depth sigma =
- pr_evar_map_gen with_univs (fun sigma -> pr_evar_by_depth depth sigma) sigma
+let pr_evar_map ?(with_univs=true) depth env sigma =
+ pr_evar_map_gen with_univs (fun sigma -> pr_evar_by_depth depth env sigma) env sigma
-let pr_evar_map_filter ?(with_univs=true) filter sigma =
- pr_evar_map_gen with_univs (fun sigma -> pr_evar_by_filter filter sigma) sigma
+let pr_evar_map_filter ?(with_univs=true) filter env sigma =
+ pr_evar_map_gen with_univs (fun sigma -> pr_evar_by_filter filter env sigma) env sigma
let pr_metaset metas =
str "[" ++ pr_sequence pr_meta (Evd.Metaset.elements metas) ++ str "]"
let pr_var_decl env decl =
let open NamedDecl in
- let evd = Evd.from_env env in
+ let sigma = Evd.from_env env in
let pbody = match decl with
| LocalAssum _ -> mt ()
| LocalDef (_,c,_) ->
(* Force evaluation *)
let c = EConstr.of_constr c in
- let pb = print_constr_env env evd c in
+ let pb = print_constr_env env sigma c in
(str" := " ++ pb ++ cut () ) in
- let pt = print_constr_env env evd (EConstr.of_constr (get_type decl)) in
+ let pt = print_constr_env env sigma (EConstr.of_constr (get_type decl)) in
let ptyp = (str" : " ++ pt) in
(Id.print (get_id decl) ++ hov 0 (pbody ++ ptyp))
let pr_rel_decl env decl =
let open RelDecl in
- let evd = Evd.from_env env in
+ let sigma = Evd.from_env env in
let pbody = match decl with
| LocalAssum _ -> mt ()
| LocalDef (_,c,_) ->
(* Force evaluation *)
let c = EConstr.of_constr c in
- let pb = print_constr_env env evd c in
+ let pb = print_constr_env env sigma c in
(str":=" ++ spc () ++ pb ++ spc ()) in
- let ptyp = print_constr_env env evd (EConstr.of_constr (get_type decl)) in
+ let ptyp = print_constr_env env sigma (EConstr.of_constr (get_type decl)) in
match get_name decl with
| Anonymous -> hov 0 (str"<>" ++ spc () ++ pbody ++ str":" ++ spc () ++ ptyp)
| Name id -> hov 0 (Id.print id ++ spc () ++ pbody ++ str":" ++ spc () ++ ptyp)
@@ -1178,7 +1179,7 @@ let isGlobalRef sigma c =
| Const _ | Ind _ | Construct _ | Var _ -> true
| _ -> false
-let is_template_polymorphic env sigma f =
+let is_template_polymorphic_ind env sigma f =
match EConstr.kind sigma f with
| Ind (ind, u) ->
if not (EConstr.EInstance.is_empty u) then false
diff --git a/engine/termops.mli b/engine/termops.mli
index f7b9469ae8..07c9541f25 100644
--- a/engine/termops.mli
+++ b/engine/termops.mli
@@ -282,7 +282,7 @@ val is_global : Evd.evar_map -> GlobRef.t -> constr -> bool
val isGlobalRef : Evd.evar_map -> constr -> bool
-val is_template_polymorphic : env -> Evd.evar_map -> constr -> bool
+val is_template_polymorphic_ind : env -> Evd.evar_map -> constr -> bool
val is_Prop : Evd.evar_map -> constr -> bool
val is_Set : Evd.evar_map -> constr -> bool
@@ -304,11 +304,11 @@ val pr_existential_key : evar_map -> Evar.t -> Pp.t
val pr_evar_suggested_name : Evar.t -> evar_map -> Id.t
-val pr_evar_info : evar_info -> Pp.t
+val pr_evar_info : env -> evar_map -> evar_info -> Pp.t
val pr_evar_constraints : evar_map -> evar_constraint list -> Pp.t
-val pr_evar_map : ?with_univs:bool -> int option -> evar_map -> Pp.t
+val pr_evar_map : ?with_univs:bool -> int option -> env -> evar_map -> Pp.t
val pr_evar_map_filter : ?with_univs:bool -> (Evar.t -> evar_info -> bool) ->
- evar_map -> Pp.t
+ env -> evar_map -> Pp.t
val pr_metaset : Metaset.t -> Pp.t
val pr_evar_universe_context : UState.t -> Pp.t
val pr_evd_level : evar_map -> Univ.Level.t -> Pp.t