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authorPierre-Marie Pédrot2017-07-17 12:57:43 +0200
committerPierre-Marie Pédrot2017-07-26 15:17:12 +0200
commitd9530632321c0b470ece6337cda2cf54d02d61eb (patch)
treedd8ef37eddb9a3244c85e7cf042c5168edc95e12 /kernel/declareops.ml
parent906b48ff401f22be6059a6cdde8723b858102690 (diff)
Removing template polymorphism for definitions.
The use of template polymorphism in constants was quite limited, as it only applied to definitions that were exactly inductive types without any parameter whatsoever. Furthermore, it seems that following the introduction of polymorphic definitions, the code path enforced regular polymorphism as soon as the type of a definition was given, which was in practice almost always. Removing this feature had no observable effect neither on the test-suite, nor on any development that we monitor on Travis. I believe it is safe to assume it was nowadays useless.
Diffstat (limited to 'kernel/declareops.ml')
-rw-r--r--kernel/declareops.ml16
1 files changed, 2 insertions, 14 deletions
diff --git a/kernel/declareops.ml b/kernel/declareops.ml
index efce219826..85dd1e66db 100644
--- a/kernel/declareops.ml
+++ b/kernel/declareops.ml
@@ -69,10 +69,6 @@ let subst_rel_declaration sub =
let subst_rel_context sub = List.smartmap (subst_rel_declaration sub)
-let subst_template_cst_arity sub (ctx,s as arity) =
- let ctx' = subst_rel_context sub ctx in
- if ctx==ctx' then arity else (ctx',s)
-
let subst_const_type sub arity =
if is_empty_subst sub then arity
else subst_mps sub arity
@@ -94,7 +90,7 @@ let subst_const_body sub cb =
if is_empty_subst sub then cb
else
let body' = subst_const_def sub cb.const_body in
- let type' = subst_decl_arity subst_const_type subst_template_cst_arity sub cb.const_type in
+ let type' = subst_const_type sub cb.const_type in
let proj' = Option.smartmap (subst_const_proj sub) cb.const_proj in
if body' == cb.const_body && type' == cb.const_type
&& proj' == cb.const_proj then cb
@@ -120,14 +116,6 @@ let hcons_rel_decl =
let hcons_rel_context l = List.smartmap hcons_rel_decl l
-let hcons_regular_const_arity t = Term.hcons_constr t
-
-let hcons_template_const_arity (ctx, ar) =
- (hcons_rel_context ctx, hcons_template_arity ar)
-
-let hcons_const_type =
- map_decl_arity hcons_regular_const_arity hcons_template_const_arity
-
let hcons_const_def = function
| Undef inl -> Undef inl
| Def l_constr ->
@@ -145,7 +133,7 @@ let hcons_const_universes cbu =
let hcons_const_body cb =
{ cb with
const_body = hcons_const_def cb.const_body;
- const_type = hcons_const_type cb.const_type;
+ const_type = Term.hcons_constr cb.const_type;
const_universes = hcons_const_universes cb.const_universes }
(** {6 Inductive types } *)