From f2145702c9c12daaad106b63d268bd1764a8e603 Mon Sep 17 00:00:00 2001
From: Aki <k04kihiro@gmail.com>
Date: Tue, 12 Sep 2023 15:01:07 +0200
Subject: [PATCH] Fix cast to I256 from min signed type

---
 crates/ir/src/bigint.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/ir/src/bigint.rs b/crates/ir/src/bigint.rs
index f6dbc0a5..f6b8f587 100644
--- a/crates/ir/src/bigint.rs
+++ b/crates/ir/src/bigint.rs
@@ -242,7 +242,7 @@ macro_rules! impl_from {
                 } else if val == <$ty>::MIN {
                     Self {
                         is_negative: true,
-                        abs: U256::one() << std::mem::size_of::<$ty>() * 8,
+                        abs: U256::one() << std::mem::size_of::<$ty>() * 8 - 1,
                     }
                 } else {
                     Self {