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authorGravatar Pierre-Marie Pédrot <pierre-marie.pedrot@inria.fr>2017-12-13 13:57:10 +0100
committerGravatar Pierre-Marie Pédrot <pierre-marie.pedrot@inria.fr>2017-12-30 19:19:03 +0100
commit441bea723c511ed9e18ef005678bd01242b45c49 (patch)
treebbe502a899b3b1fa16cb91a7372a2bf2c601ec83 /kernel/term_typing.ml
parent6e49d0bee79cd68495955deb115b495fb01f01fd (diff)
Returning instance instead of substitution in universe context abstraction.
This datatype enforces stronger invariants, e.g. that we only have in the substitution codomain a connex interval of variables from 0 to n - 1.
Diffstat (limited to 'kernel/term_typing.ml')
-rw-r--r--kernel/term_typing.ml1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/term_typing.ml b/kernel/term_typing.ml
index 2e4426d62..cbc4ee2ec 100644
--- a/kernel/term_typing.ml
+++ b/kernel/term_typing.ml
@@ -232,6 +232,7 @@ let abstract_constant_universes = function
Univ.empty_level_subst, Monomorphic_const uctx
| Polymorphic_const_entry uctx ->
let sbst, auctx = Univ.abstract_universes uctx in
+ let sbst = Univ.make_instance_subst sbst in
sbst, Polymorphic_const auctx
let infer_declaration (type a) ~(trust : a trust) env (dcl : a constant_entry) =