diff options
Diffstat (limited to 'pretyping/constr_matching.ml')
| -rw-r--r-- | pretyping/constr_matching.ml | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/pretyping/constr_matching.ml b/pretyping/constr_matching.ml index 89d490a41..b4e1a1b10 100644 --- a/pretyping/constr_matching.ml +++ b/pretyping/constr_matching.ml @@ -427,7 +427,7 @@ let special_meta = (-1) type matching_result = { m_sub : bound_ident_map * patvar_map; - m_ctx : constr; } + m_ctx : constr Lazy.t; } let mkresult s c n = IStream.Cons ( { m_sub=s; m_ctx=c; } , (IStream.thunk n) ) @@ -451,7 +451,7 @@ let authorized_occ env sigma closed pat c mk_ctx = let subst = matches_core_closed env sigma pat c in if closed && Id.Map.exists (fun _ c -> not (closed0 sigma c)) (snd subst) then (fun next -> next ()) - else (fun next -> mkresult subst (mk_ctx (mkMeta special_meta)) next) + else (fun next -> mkresult subst (lazy (mk_ctx (mkMeta special_meta))) next) with PatternMatchingFailure -> (fun next -> next ()) let subargs env v = Array.map_to_list (fun c -> (env, c)) v |