diff options
| author | Enrico Tassi | 2016-12-06 15:49:30 +0100 |
|---|---|---|
| committer | Enrico Tassi | 2016-12-06 16:31:01 +0100 |
| commit | 5b4d0a94d59e3681f24cdcdb27485365b456a1f5 (patch) | |
| tree | 442aeb9522304e9dda07a4520e258db485feb2f8 /mathcomp | |
| parent | 30c25338db99c34c43587a004afc65094ddf32bc (diff) | |
backport Coq PR#387 on ssrmatching for Coq v8.5
Diffstat (limited to 'mathcomp')
| -rw-r--r-- | mathcomp/ssreflect/plugin/v8.5/ssrmatching.ml4 | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/mathcomp/ssreflect/plugin/v8.5/ssrmatching.ml4 b/mathcomp/ssreflect/plugin/v8.5/ssrmatching.ml4 index 084aee9..658966b 100644 --- a/mathcomp/ssreflect/plugin/v8.5/ssrmatching.ml4 +++ b/mathcomp/ssreflect/plugin/v8.5/ssrmatching.ml4 @@ -422,7 +422,7 @@ let proj_nparams c = try 1 + Recordops.find_projection_nparams (ConstRef c) with _ -> 0 let isFixed c = match kind_of_term c with - | Var _ | Ind _ | Construct _ | Const _ -> true + | Var _ | Ind _ | Construct _ | Const _ | Proj _ -> true | _ -> false let isRigid c = match kind_of_term c with @@ -472,6 +472,7 @@ let mk_tpattern ?p_origin ?(hack=false) env sigma0 (ise, t) ok dir p = let np = proj_nparams p in if np = 0 || np > List.length a then KpatConst, f, a else let a1, a2 = List.chop np a in KpatProj p, applist(f, a1), a2 + | Proj (p,arg) -> KpatProj (Projection.constant p), f, a | Var _ | Ind _ | Construct _ -> KpatFixed, f, a | Evar (k, _) -> if Evd.mem sigma0 k then KpatEvar k, f, a else @@ -552,6 +553,10 @@ let filter_upat i0 f n u fpats = if np < na then fpats else let () = if !i0 < np then i0 := n in (u, np) :: fpats +let eq_prim_proj c t = match kind_of_term t with + | Proj(p,_) -> Constant.equal (Projection.constant p) c + | _ -> false + let filter_upat_FO i0 f n u fpats = let np = nb_args u.up_FO in if n < np then fpats else @@ -562,7 +567,7 @@ let filter_upat_FO i0 f n u fpats = | KpatLet -> isLetIn f | KpatLam -> isLambda f | KpatRigid -> isRigid f - | KpatProj pc -> Term.eq_constr f (mkConst pc) + | KpatProj pc -> Term.eq_constr f (mkConst pc) || eq_prim_proj pc f | KpatFlex -> i0 := n; true in if ok then begin if !i0 < np then i0 := np; (u, np) :: fpats end else fpats |