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-rw-r--r--printing/ppconstr.ml17
-rw-r--r--printing/ppconstr.mli2
-rw-r--r--printing/proof_diffs.ml12
3 files changed, 16 insertions, 15 deletions
diff --git a/printing/ppconstr.ml b/printing/ppconstr.ml
index 0ae3de7321..4dc3ba8789 100644
--- a/printing/ppconstr.ml
+++ b/printing/ppconstr.ml
@@ -399,12 +399,12 @@ let tag_var = tag Tag.variable
pr_opt_type_spc pr t ++ str " :=" ++
pr_sep_com (fun () -> brk(1,2)) (pr_body ltop) c
- let pr_guard_annot pr_aux bl (n,ro) =
- match n with
+ let pr_guard_annot pr_aux bl ro =
+ match ro with
| None -> mt ()
- | Some {loc; v = id} ->
+ | Some {loc; v = ro} ->
match (ro : Constrexpr.recursion_order_expr) with
- | CStructRec ->
+ | CStructRec { v = id } ->
let names_of_binder = function
| CLocalAssum (nal,_,_) -> nal
| CLocalDef (_,_,_) -> []
@@ -413,10 +413,11 @@ let tag_var = tag Tag.variable
if List.length ids > 1 then
spc() ++ str "{" ++ keyword "struct" ++ spc () ++ pr_id id ++ str"}"
else mt()
- | CWfRec c ->
- spc() ++ str "{" ++ keyword "wf" ++ spc () ++ pr_aux c ++ spc() ++ pr_id id ++ str"}"
- | CMeasureRec (m,r) ->
- spc() ++ str "{" ++ keyword "measure" ++ spc () ++ pr_aux m ++ spc() ++ pr_id id++
+ | CWfRec (id,c) ->
+ spc() ++ str "{" ++ keyword "wf" ++ spc () ++ pr_aux c ++ spc() ++ pr_lident id ++ str"}"
+ | CMeasureRec (id,m,r) ->
+ spc() ++ str "{" ++ keyword "measure" ++ spc () ++ pr_aux m ++
+ match id with None -> mt() | Some id -> spc () ++ pr_lident id ++
(match r with None -> mt() | Some r -> str" on " ++ pr_aux r) ++ str"}"
let pr_fixdecl pr prd dangling_with_for ({v=id},ro,bl,t,c) =
diff --git a/printing/ppconstr.mli b/printing/ppconstr.mli
index db1687a49b..2e00b12899 100644
--- a/printing/ppconstr.mli
+++ b/printing/ppconstr.mli
@@ -37,7 +37,7 @@ val pr_glob_level : Glob_term.glob_level -> Pp.t
val pr_glob_sort : Glob_term.glob_sort -> Pp.t
val pr_guard_annot : (constr_expr -> Pp.t) ->
local_binder_expr list ->
- lident option * recursion_order_expr ->
+ recursion_order_expr CAst.t option ->
Pp.t
val pr_record_body : (qualid * constr_expr) list -> Pp.t
diff --git a/printing/proof_diffs.ml b/printing/proof_diffs.ml
index d042a1d650..f378a5d2dd 100644
--- a/printing/proof_diffs.ml
+++ b/printing/proof_diffs.ml
@@ -438,18 +438,18 @@ let match_goals ot nt =
| _, _ -> raise (Diff_Failure "Unable to match goals between old and new proof states (2)")
in
let recursion_order_expr ogname exp exp2 =
- match exp, exp2 with
- | CStructRec, CStructRec -> ()
- | CWfRec c, CWfRec c2 ->
+ match exp.CAst.v, exp2.CAst.v with
+ | CStructRec _, CStructRec _ -> ()
+ | CWfRec (_,c), CWfRec (_,c2) ->
constr_expr ogname c c2
- | CMeasureRec (m,r), CMeasureRec (m2,r2) ->
+ | CMeasureRec (_,m,r), CMeasureRec (_,m2,r2) ->
constr_expr ogname m m2;
constr_expr_opt ogname r r2
| _, _ -> raise (Diff_Failure "Unable to match goals between old and new proof states (3)")
in
let fix_expr ogname exp exp2 =
- let (l,(lo,ro),lb,ce1,ce2), (l2,(lo2,ro2),lb2,ce12,ce22) = exp,exp2 in
- recursion_order_expr ogname ro ro2;
+ let (l,ro,lb,ce1,ce2), (l2,ro2,lb2,ce12,ce22) = exp,exp2 in
+ Option.iter2 (recursion_order_expr ogname) ro ro2;
iter2 (local_binder_expr ogname) lb lb2;
constr_expr ogname ce1 ce12;
constr_expr ogname ce2 ce22