From 072ae7fd5033a5c901e1e2ec1c80297c3b19bd2d Mon Sep 17 00:00:00 2001
From: Green <40367733+greenlucid@users.noreply.github.com>
Date: Wed, 7 Sep 2022 17:24:56 +0200
Subject: [PATCH] perf(RNG): use strict less than on pre-merge check

---
 contracts/standard/rng/BeaconRNG.sol | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/contracts/standard/rng/BeaconRNG.sol b/contracts/standard/rng/BeaconRNG.sol
index 071c7245..24617773 100644
--- a/contracts/standard/rng/BeaconRNG.sol
+++ b/contracts/standard/rng/BeaconRNG.sol
@@ -39,7 +39,7 @@ contract BeaconRNG {
      */
     function getUncorrelatedRN(uint _block) public returns (uint) {
         // Pre-Merge.
-        if (block.difficulty <= 2**64) {
+        if (block.difficulty < 18_446_744_073_709_551_617) { // block.difficulty <= 2**64
             uint baseRN = blockhashRNGFallback.getRN(_block);
             if (baseRN == 0) {
                 return 0;