From 9045840e3384d99c692794c47d41e0e99d4cf1e8 Mon Sep 17 00:00:00 2001
From: Hendiadyoin1 <leon.a@serenityos.org>
Date: Sun, 17 Mar 2024 19:35:28 +0100
Subject: [PATCH] AK: Use correct wide integer type for qhat check in
 UFixedBigIntDivision

Previously, we were assuming that were always on a 64-bit platform,
which is not 100% correct
---
 AK/UFixedBigIntDivision.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/AK/UFixedBigIntDivision.h b/AK/UFixedBigIntDivision.h
index 171f9a44ef6..398a93ffbc0 100644
--- a/AK/UFixedBigIntDivision.h
+++ b/AK/UFixedBigIntDivision.h
@@ -95,7 +95,7 @@ constexpr void div_mod_internal(
             qhat = div_mod_words(dividend[i - 1], dividend[i], divisor_approx, rhat);
 
             auto is_qhat_too_large = [&] {
-                return UFixedBigInt<native_word_size> { qhat }.wide_multiply(divisor[divisor_len - 2]) > u128 { dividend[i - 2], rhat };
+                return UFixedBigInt<native_word_size> { qhat }.wide_multiply(divisor[divisor_len - 2]) > UFixedBigInt<native_word_size * 2> { dividend[i - 2], rhat };
             };
             if (is_qhat_too_large()) {
                 --qhat;