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author | herbelin <herbelin@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2007-02-09 18:42:56 +0000 |
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committer | herbelin <herbelin@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2007-02-09 18:42:56 +0000 |
commit | ed54c8c767c6a3dfe9ce453c57bd849c20df7951 (patch) | |
tree | e815574b1a97a990a2e2ac9327a09bc6257becd3 | |
parent | 7caefa690b0a9c61a85798a050a7f9f62972ab7d (diff) |
Suppresion de la catégorie des inductifs singletons larges dont
l'élimination vers Set était autorisée: comme souligné par Benjamin,
c'est incompatible avec EM + AC (report rev 9633 8.1)
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@9634 85f007b7-540e-0410-9357-904b9bb8a0f7
-rw-r--r-- | kernel/indtypes.ml | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/kernel/indtypes.ml b/kernel/indtypes.ml index 11264a9e3..e8f9dbc32 100644 --- a/kernel/indtypes.ml +++ b/kernel/indtypes.ml @@ -97,19 +97,7 @@ let mind_check_arities env mie = (* Typing the arities and constructor types *) -let is_info_arity env c = - match dest_arity env c with - | (_,Prop Null) -> false - | (_,Prop Pos) -> true - | (_,Type _) -> true - -let is_info_type env t = - let s = t.utj_type in - if s = mk_Set then true - else if s = mk_Prop then false - else - try is_info_arity env t.utj_val - with UserError _ -> true +let is_logic_type t = (t.utj_type = mk_Prop) (* [infos] is a sequence of pair [islogic,issmall] for each type in the product of a constructor or arity *) @@ -132,7 +120,7 @@ let rec infos_and_sort env t = | Prod (name,c1,c2) -> let (varj,_) = infer_type env c1 in let env1 = Environ.push_rel (name,None,varj.utj_val) env in - let logic = not (is_info_type env varj) in + let logic = is_logic_type varj in let small = Term.is_small varj.utj_type in (logic,small) :: (infos_and_sort env1 c2) | Cast (c,_,_) -> infos_and_sort env c |