From a5559f9f8e05a8885dc6cc31844ee303fec6f9ae Mon Sep 17 00:00:00 2001
From: "Paolo G. Giarrusso" <p.giarrusso@gmail.com>
Date: Tue, 5 Oct 2021 14:13:03 +0200
Subject: [PATCH] fin_sets: add missing Params instance for `set_map`

Noticed from VERY slow rewrites.
---
 theories/fin_sets.v | 1 +
 1 file changed, 1 insertion(+)

diff --git a/theories/fin_sets.v b/theories/fin_sets.v
index d6c7c31a..9696381f 100644
--- a/theories/fin_sets.v
+++ b/theories/fin_sets.v
@@ -23,6 +23,7 @@ Definition set_map `{Elements A C, Singleton B D, Empty D, Union D}
     (f : A → B) (X : C) : D :=
   list_to_set (f <$> elements X).
 Typeclasses Opaque set_map.
+Global Instance: Params (@set_map) 8 := {}.
 
 Global Instance set_fresh `{Elements A C, Fresh A (list A)} : Fresh A C :=
   fresh ∘ elements.
-- 
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