don't allocate padding space when no padding is needed

Amxx · Amxx · commit 5ff607d1f9a6 · 2025-08-21T22:06:55.000+02:00
diff --git a/contracts/utils/Base64.sol b/contracts/utils/Base64.sol
@@ -84,6 +84,7 @@ library Base64 {
 
             // Prepare result pointer, jump over length
             let resultPtr := add(result, 0x20)
+            let resultEnd := add(resultPtr, resultLength)
             let dataPtr := data
             let endPtr := add(data, mload(data))
 
@@ -133,7 +134,7 @@ library Base64 {
 
             // Store result length and update FMP to reserve allocated space
             mstore(result, resultLength)
-            mstore(0x40, resultPtr)
+            mstore(0x40, resultEnd)
         }
     }
 

Original file line number	Diff line number	Diff line change
`@@ -84,6 +84,7 @@ library Base64 {`
`84`	`84`
`85`	`85`	`// Prepare result pointer, jump over length`
`86`	`86`	`let resultPtr := add(result, 0x20)`
	`87`	`+ let resultEnd := add(resultPtr, resultLength)`
`87`	`88`	`let dataPtr := data`
`88`	`89`	`let endPtr := add(data, mload(data))`
`89`	`90`
`@@ -133,7 +134,7 @@ library Base64 {`
`133`	`134`
`134`	`135`	`// Store result length and update FMP to reserve allocated space`
`135`	`136`	`mstore(result, resultLength)`
`136`		`- mstore(0x40, resultPtr)`
	`137`	`+ mstore(0x40, resultEnd)`
`137`	`138`	`}`
`138`	`139`	`}`
`139`	`140`