diff options
| author | coqbot-app[bot] | 2021-01-06 13:04:20 +0000 |
|---|---|---|
| committer | GitHub | 2021-01-06 13:04:20 +0000 |
| commit | 30f497eaf34f2cf641c3fe854fc9066ae19eea67 (patch) | |
| tree | 473734cdc4ea6769de9a5563a0e9e6eeb56dce20 /plugins/ltac | |
| parent | 960178db193c8a78b9414abad13536693ee5b9b8 (diff) | |
| parent | a95654a21c350f19ad0da67713359cbf6c49e95a (diff) | |
Merge PR #13563: Revival of #9710 (Compact kernel representation of pattern-matching)
Reviewed-by: mattam82
Reviewed-by: SkySkimmer
Ack-by: gares
Ack-by: jfehrle
Diffstat (limited to 'plugins/ltac')
| -rw-r--r-- | plugins/ltac/extratactics.mlg | 2 | ||||
| -rw-r--r-- | plugins/ltac/rewrite.ml | 14 |
2 files changed, 9 insertions, 7 deletions
diff --git a/plugins/ltac/extratactics.mlg b/plugins/ltac/extratactics.mlg index 4a2c298caa..90c366ed63 100644 --- a/plugins/ltac/extratactics.mlg +++ b/plugins/ltac/extratactics.mlg @@ -774,7 +774,7 @@ let rec find_a_destructable_match sigma t = let cl = [cl, (None, None), None], None in let dest = TacAtom (CAst.make @@ TacInductionDestruct(false, false, cl)) in match EConstr.kind sigma t with - | Case (_,_,_,x,_) when closed0 sigma x -> + | Case (_,_,_,_,_,x,_) when closed0 sigma x -> if isVar sigma x then (* TODO check there is no rel n. *) raise (Found (Tacinterp.eval_tactic dest)) diff --git a/plugins/ltac/rewrite.ml b/plugins/ltac/rewrite.ml index 59533eb3e3..6d0e0c36b3 100644 --- a/plugins/ltac/rewrite.ml +++ b/plugins/ltac/rewrite.ml @@ -918,7 +918,8 @@ let reset_env env = Environ.push_rel_context (Environ.rel_context env) env' let fold_match ?(force=false) env sigma c = - let (ci, p, iv, c, brs) = destCase sigma c in + let case = destCase sigma c in + let (ci, p, iv, c, brs) = EConstr.expand_case env sigma case in let cty = Retyping.get_type_of env sigma c in let dep, pred, exists, sk = let env', ctx, body = @@ -986,7 +987,7 @@ let subterm all flags (s : 'a pure_strategy) : 'a pure_strategy = let argty = Retyping.get_type_of env (goalevars evars) arg in let state, res = s.strategy { state ; env ; unfresh ; - term1 = arg ; ty1 = argty ; + term1 = arg ; ty1 = argty ; cstr = (prop,None) ; evars } in let res' = @@ -1153,7 +1154,8 @@ let subterm all flags (s : 'a pure_strategy) : 'a pure_strategy = | Fail | Identity -> b' in state, res - | Case (ci, p, iv, c, brs) -> + | Case (ci, u, pms, p, iv, c, brs) -> + let (ci, p, iv, c, brs) = EConstr.expand_case env (goalevars evars) (ci, u, pms, p, iv, c, brs) in let cty = Retyping.get_type_of env (goalevars evars) c in let evars', eqty = app_poly_sort prop env evars coq_eq [| cty |] in let cstr' = Some eqty in @@ -1163,7 +1165,7 @@ let subterm all flags (s : 'a pure_strategy) : 'a pure_strategy = let state, res = match c' with | Success r -> - let case = mkCase (ci, lift 1 p, map_invert (lift 1) iv, mkRel 1, Array.map (lift 1) brs) in + let case = mkCase (EConstr.contract_case env (goalevars evars) (ci, lift 1 p, map_invert (lift 1) iv, mkRel 1, Array.map (lift 1) brs)) in let res = make_leibniz_proof env case ty r in state, Success (coerce env (prop,cstr) res) | Fail | Identity -> @@ -1185,7 +1187,7 @@ let subterm all flags (s : 'a pure_strategy) : 'a pure_strategy = in match found with | Some r -> - let ctxc = mkCase (ci, lift 1 p, map_invert (lift 1) iv, lift 1 c, Array.of_list (List.rev (brs' c'))) in + let ctxc = mkCase (EConstr.contract_case env (goalevars evars) (ci, lift 1 p, map_invert (lift 1) iv, lift 1 c, Array.of_list (List.rev (brs' c')))) in state, Success (make_leibniz_proof env ctxc ty r) | None -> state, c' else @@ -1386,7 +1388,7 @@ module Strategies = let fold_glob c : 'a pure_strategy = { strategy = fun { state ; env ; term1 = t ; ty1 = ty ; cstr ; evars } -> -(* let sigma, (c,_) = Tacinterp.interp_open_constr_with_bindings is env (goalevars evars) c in *) +(* let sigma, (c,_) = Tacinterp.interp_open_constr_with_bindings is env (goalevars evars) c in *) let sigma, c = Pretyping.understand_tcc env (goalevars evars) c in let unfolded = try Tacred.try_red_product env sigma c |