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authorGravatar Matthieu Sozeau <mattam@mattam.org>2014-05-09 03:04:35 +0200
committerGravatar Matthieu Sozeau <mattam@mattam.org>2014-05-09 03:04:35 +0200
commita8ee1bef887fbf14ffe1380152993b0db4298c98 (patch)
tree995334f35933d651f99aa9ea0c8c958fb9ca5d21 /plugins/extraction/extraction.ml
parent75137f9b8a3426749e30d754be2354687e13c087 (diff)
Reuse universe level substitutions for template polymorphism, fixing performance
problem with hashconsing at the same time. This fixes bug# 3302.
Diffstat (limited to 'plugins/extraction/extraction.ml')
-rw-r--r--plugins/extraction/extraction.ml2
1 files changed, 1 insertions, 1 deletions
diff --git a/plugins/extraction/extraction.ml b/plugins/extraction/extraction.ml
index 0ddc7c006..cce6aff28 100644
--- a/plugins/extraction/extraction.ml
+++ b/plugins/extraction/extraction.ml
@@ -207,7 +207,7 @@ let oib_equal o1 o2 =
| RegularArity {mind_user_arity=c1; mind_sort=s1}, RegularArity {mind_user_arity=c2; mind_sort=s2} ->
eq_constr c1 c2 && Sorts.equal s1 s2
| TemplateArity p1, TemplateArity p2 ->
- let eq o1 o2 = Option.equal Univ.Universe.equal o1 o2 in
+ let eq o1 o2 = Option.equal Univ.Level.equal o1 o2 in
List.equal eq p1.template_param_levels p2.template_param_levels &&
Univ.Universe.equal p1.template_level p2.template_level
| _, _ -> false