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| author |  Enrico Tassi <gareuselesinge@debian.org> | 2015-11-13 11:31:34 +0100 |
|---|---|---|
| committer | Enrico Tassi <gareuselesinge@debian.org> | 2015-11-13 11:31:34 +0100 |
| commit | 2280477a96e19ba5060de2d48dcc8fd7c8079d22 (patch) | |
| tree | 074182834cb406d1304aec4233718564a9c06ba1 /pretyping/retyping.ml | |
| parent | 0aa2544d04dbd4b6ee665b551ed165e4fb02d2fa (diff) | |
Imported Upstream version 8.5~beta3+dfsg
Diffstat (limited to 'pretyping/retyping.ml')
| -rw-r--r-- | pretyping/retyping.ml | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/pretyping/retyping.ml b/pretyping/retyping.ml index a56861c6..fb552655 100644 --- a/pretyping/retyping.ml +++ b/pretyping/retyping.ml @@ -126,14 +126,11 @@ let retype ?(polyprop=true) sigma = | App(f,args) -> strip_outer_cast (subst_type env sigma (type_of env f) (Array.to_list args)) - | Proj (p,c) -> - let Inductiveops.IndType(pars,realargs) = - let ty = type_of env c in - try Inductiveops.find_rectype env sigma ty - with Not_found -> retype_error BadRecursiveType - in - let (_,u), pars = dest_ind_family pars in - substl (c :: List.rev pars) (Typeops.type_of_projection env (p,u)) + | Proj (p,c) -> + let ty = type_of env c in + (try + Inductiveops.type_of_projection_knowing_arg env sigma p c ty + with Invalid_argument _ -> retype_error BadRecursiveType) | Cast (c,_, t) -> t | Sort _ | Prod _ -> mkSort (sort_of env cstr) |