From 44248ccfe3bfb8c45e5bb434d8dfb3dfa6e6b69c Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Fri, 8 Mar 2024 09:42:29 +0100
Subject: Update the generation of constant bodies for Lean

---
 backends/lean/Base/Primitives/Base.lean | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'backends')

diff --git a/backends/lean/Base/Primitives/Base.lean b/backends/lean/Base/Primitives/Base.lean
index 9dbaf133..0b9d9c39 100644
--- a/backends/lean/Base/Primitives/Base.lean
+++ b/backends/lean/Base/Primitives/Base.lean
@@ -69,7 +69,7 @@ def div? {α: Type u} (r: Result α): Bool :=
 def massert (b:Bool) : Result Unit :=
   if b then ret () else fail assertionFailure
 
-def eval_global {α: Type u} (x: Result α) (_: ret? x): α :=
+def eval_global {α: Type u} (x: Result α) (_: ret? x := by decide): α :=
   match x with
   | fail _ | div => by contradiction
   | ret x => x
@@ -78,7 +78,7 @@ def eval_global {α: Type u} (x: Result α) (_: ret? x): α :=
 
 def bind {α : Type u} {β : Type v} (x: Result α) (f: α → Result β) : Result β :=
   match x with
-  | ret v  => f v 
+  | ret v  => f v
   | fail v => fail v
   | div => div
 
-- 
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