From 1854c631a6a7a3f8d45ad18e05547f9d3782c3ee Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Tue, 25 Jul 2023 16:26:08 +0200
Subject: Make progress on the hashmap properties

---
 backends/lean/Base/Arith/Int.lean | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'backends/lean/Base/Arith/Int.lean')

diff --git a/backends/lean/Base/Arith/Int.lean b/backends/lean/Base/Arith/Int.lean
index 3415866e..bc0676d8 100644
--- a/backends/lean/Base/Arith/Int.lean
+++ b/backends/lean/Base/Arith/Int.lean
@@ -225,6 +225,8 @@ def intTac (splitGoalConjs : Bool) (extraPreprocess :  Tactic.TacticM Unit) : Ta
   -- Preprocess - wondering if we should do this before or after splitting
   -- the goal. I think before leads to a smaller proof term?
   Tactic.allGoals (intTacPreprocess extraPreprocess)
+  -- More preprocessing
+  Tactic.allGoals (Utils.simpAt [] [``nat_zero_eq_int_zero] [] .wildcard)
   -- Split the conjunctions in the goal
   if splitGoalConjs then Tactic.allGoals (Utils.repeatTac Utils.splitConjTarget)
   -- Call linarith
-- 
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