diff options
Diffstat (limited to 'kernel/term_typing.ml')
| -rw-r--r-- | kernel/term_typing.ml | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/kernel/term_typing.ml b/kernel/term_typing.ml index 8146ea7c16..9a73abfadd 100644 --- a/kernel/term_typing.ml +++ b/kernel/term_typing.ml @@ -26,14 +26,17 @@ open Type_errors open Indtypes open Typeops -let constrain_type env j cst1 = function - | None -> - make_polymorphic_if_constant_for_ind env j, cst1 +let constrain_type env j cst1 poly = function + | None -> make_polymorphic env j, cst1 | Some t -> let (tj,cst2) = infer_type env t in let (_,cst3) = judge_of_cast env j DEFAULTcast tj in - assert (t = tj.utj_val); - NonPolymorphicType t, union_constraints (union_constraints cst1 cst2) cst3 + assert (t = tj.utj_val); + let cstrs = union_constraints (union_constraints cst1 cst2) cst3 in + if poly then + make_polymorphic env { j with uj_type = tj.utj_val }, cstrs + else + NonPolymorphicType t, cstrs let local_constrain_type env j cst1 = function | None -> @@ -92,7 +95,8 @@ let infer_declaration env dcl = match dcl with | DefinitionEntry c -> let (j,cst) = infer env c.const_entry_body in - let (typ,cst) = constrain_type env j cst c.const_entry_type in + let (typ,cst) = constrain_type env j cst + c.const_entry_polymorphic c.const_entry_type let def = if c.const_entry_opaque then OpaqueDef (Declarations.opaque_from_val j.uj_val) |