From 43201c7123957161aaa83cc6d539541b5e530adc Mon Sep 17 00:00:00 2001
From: j6i <43463199+j6i@users.noreply.github.com>
Date: Sat, 31 Jan 2026 01:52:17 -0800
Subject: [PATCH 1/2] move accrued calc

---
 src/Gasback.sol | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/Gasback.sol b/src/Gasback.sol
index b7f3270..504438e 100644
--- a/src/Gasback.sol
+++ b/src/Gasback.sol
@@ -217,9 +217,6 @@ contract Gasback {
 
         uint256 ethFromGas = gasToBurn * block.basefee;
         uint256 ethToGive = (ethFromGas * $.gasbackRatioNumerator) / GASBACK_RATIO_DENOMINATOR;
-        unchecked {
-            $.accrued += ethFromGas - ethToGive;
-        }
 
         uint256 selfBalance = address(this).balance;
         // If the contract has insufficient ETH, try to pull from the base fee vault.
@@ -247,6 +244,10 @@ contract Gasback {
             gasToBurn = 0;
         }
 
+        unchecked {
+            $.accrued += ethFromGas - ethToGive;
+        }
+
         /// @solidity memory-safe-assembly
         assembly {
             if gasToBurn {

From 1d941f9ef7add972a052122d835bd3b0a5c4a794 Mon Sep 17 00:00:00 2001
From: j6i <43463199+j6i@users.noreply.github.com>
Date: Sat, 31 Jan 2026 01:53:14 -0800
Subject: [PATCH 2/2] format, snapshot

---
 .gas-snapshot           | 2 +-
 test/utils/TestPlus.sol | 6 +-----
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/.gas-snapshot b/.gas-snapshot
index 152f635..1e4e94f 100644
--- a/.gas-snapshot
+++ b/.gas-snapshot
@@ -1,5 +1,5 @@
 GasbackTest:testConvertGasback() (gas: 73039)
-GasbackTest:testConvertGasback(uint256,uint256) (runs: 257, μ: 423506, ~: 308109)
+GasbackTest:testConvertGasback(uint256,uint256) (runs: 256, μ: 434549, ~: 294047)
 GasbackTest:testConvertGasbackBaseFeeVault() (gas: 27070)
 GasbackTest:testConvertGasbackMaxBaseFee() (gas: 44525)
 GasbackTest:testConvertGasbackMinVaultBalance() (gas: 26953)
diff --git a/test/utils/TestPlus.sol b/test/utils/TestPlus.sol
index ea13e1d..ae8d095 100644
--- a/test/utils/TestPlus.sol
+++ b/test/utils/TestPlus.sol
@@ -553,11 +553,7 @@ contract TestPlus is Brutalizer {
 
     /// @dev Truncate the bytes to `n` bytes.
     /// Returns the result for function chaining.
-    function _truncateBytes(bytes memory b, uint256 n)
-        internal
-        pure
-        returns (bytes memory result)
-    {
+    function _truncateBytes(bytes memory b, uint256 n) internal pure returns (bytes memory result) {
         /// @solidity memory-safe-assembly
         assembly {
             if gt(mload(b), n) { mstore(b, n) }