mark assembly blocks as memory-safe

contracts/core/BaseUtils.sol

@@ -20,7 +20,7 @@ abstract contract BaseUtils is
 
     /// ███ Helper FX ██████████████████████████████████████████████████████████
     function _setUsedTransactions(bytes32 message) internal {
-        assembly {
+        assembly ("memory-safe") {
             sstore(message, true)
         }
     }
@@ -28,7 +28,7 @@ abstract contract BaseUtils is
     function usedTransactions(
         bytes32 message
     ) public view returns (bool used) {
-        assembly {
+        assembly ("memory-safe") {
             used := sload(message)
         }
     }
@@ -71,7 +71,7 @@ abstract contract BaseUtils is
     function _castBool(
         bool _valid
     ) internal pure returns (uint256 _validCasted) {
-        assembly {
+        assembly ("memory-safe") {
             _validCasted := _valid
         }
     }
@@ -80,7 +80,7 @@ abstract contract BaseUtils is
         string memory str
     ) public pure returns (bytes32 strEnc) {
         bytes memory enc = bytes(abi.encodePacked(str));
-        assembly {
+        assembly ("memory-safe") {
             if lt(0x20, mload(enc)) {
                 invalid()
             }
@@ -94,7 +94,7 @@ abstract contract BaseUtils is
         uint256 _packed,
         bytes32 _pixTarget
     ) internal {
-        assembly {
+        assembly ("memory-safe") {
             mstore(0x20, _erc20)
             mstore(0x0c, _SELLER_BALANCE_SLOT_SEED)
             mstore(0x00, _sellerKey)
@@ -109,7 +109,7 @@ abstract contract BaseUtils is
         ERC20 _erc20,
         uint256 _packed
     ) internal {
-        assembly {
+        assembly ("memory-safe") {
             mstore(0x20, _erc20)
             mstore(0x0c, _SELLER_BALANCE_SLOT_SEED)
             mstore(0x00, _sellerKey)
@@ -123,7 +123,7 @@ abstract contract BaseUtils is
         ERC20 _erc20,
         uint256 _amount
     ) internal {
-        assembly {
+        assembly ("memory-safe") {
             mstore(0x20, _erc20)
             mstore(0x0c, _SELLER_BALANCE_SLOT_SEED)
             mstore(0x00, _sellerKey)
@@ -137,7 +137,7 @@ abstract contract BaseUtils is
         ERC20 _erc20,
         uint256 _amount
     ) internal {
-        assembly {
+        assembly ("memory-safe") {
             mstore(0x20, _erc20)
             mstore(0x0c, _SELLER_BALANCE_SLOT_SEED)
             mstore(0x00, _sellerKey)
@@ -150,7 +150,7 @@ abstract contract BaseUtils is
         address _sellerKey,
         ERC20 _erc20
     ) internal view returns (uint256 _packed) {
-        assembly {
+        assembly ("memory-safe") {
             mstore(0x20, _erc20)
             mstore(0x0c, _SELLER_BALANCE_SLOT_SEED)
             mstore(0x00, _sellerKey)
@@ -165,7 +165,7 @@ abstract contract BaseUtils is
         address _addr
     ) public pure returns (uint256 _key) {
         // _key = uint256(uint160(address(_addr))) << 12;
-        assembly {
+        assembly ("memory-safe") {
             _key := shl(0xc, _addr)
         }
     }
@@ -174,7 +174,7 @@ abstract contract BaseUtils is
         uint256 _key
     ) public pure returns (address _addr) {
         // _addr = address(uint160(uint256(_key >> 12)));
-        assembly {
+        assembly ("memory-safe") {
             _addr := shr(0xc, _key)
         }
     }

contracts/core/OwnerSettings.sol

@@ -46,7 +46,7 @@ abstract contract OwnerSettings is
         address[] memory forwarders,
         bool[] memory states
     ) external onlyOwner {
-        assembly {
+        assembly ("memory-safe") {
             // first 32 bytes eq to array's length
             let fLen := mload(forwarders)
             // halts execution if forwarders.length eq 0
@@ -95,7 +95,7 @@ abstract contract OwnerSettings is
     function setReputation(
         IReputation _reputation
     ) public onlyOwner {
-        assembly {
+        assembly ("memory-safe") {
             sstore(reputation.slot, _reputation)
         }
         emit ReputationUpdated(address(_reputation));
@@ -104,7 +104,7 @@ abstract contract OwnerSettings is
     function setDefaultLockBlocks(
         uint256 _blocks
     ) public onlyOwner {
-        assembly {
+        assembly ("memory-safe") {
             sstore(defaultLockBlocks.slot, _blocks)
         }
         emit LockBlocksUpdated(_blocks);
@@ -113,7 +113,7 @@ abstract contract OwnerSettings is
     function setValidSigners(
         address[] memory _validSigners
     ) public onlyOwner {
-        assembly {
+        assembly ("memory-safe") {
             let i := add(_validSigners, 0x20)
             let end := add(i, shl(0x05, mload(_validSigners)))
             for {
@@ -137,7 +137,7 @@ abstract contract OwnerSettings is
         bool[] memory _states
     ) public onlyOwner {
         /* Yul Impl */
-        assembly {
+        assembly ("memory-safe") {
             // first 32 bytes eq to array's length
             let tLen := mload(_tokens)
             // NoTokens()
@@ -181,7 +181,7 @@ abstract contract OwnerSettings is
     function validBacenSigners(
         uint256 signer
     ) public view returns (bool valid) {
-        assembly {
+        assembly ("memory-safe") {
             valid := sload(signer)
         }
     }
@@ -189,7 +189,7 @@ abstract contract OwnerSettings is
     function sellerAllowList(
         address sellerKey
     ) public view returns (bytes32 root) {
-        assembly {
+        assembly ("memory-safe") {
             mstore(0x0c, _SELLER_ALLOWLIST_SLOT_SEED)
             mstore(0x00, sellerKey)
             root := sload(keccak256(0x00, 0x20))
@@ -199,7 +199,7 @@ abstract contract OwnerSettings is
     function allowedERC20s(
         ERC20 erc20
     ) public view returns (bool state) {
-        assembly {
+        assembly ("memory-safe") {
             mstore(0x0c, _ALLOWED_ERC20_SLOT_SEED)
             mstore(0x00, erc20)
             state := sload(keccak256(0x0c, 0x20))
@@ -215,7 +215,7 @@ abstract contract OwnerSettings is
             _userCredit
         );
         bool success;
-        assembly {
+        assembly ("memory-safe") {
             success := staticcall(
                 // gas
                 gas(),

contracts/p2pix.sol

@@ -297,7 +297,7 @@ contract P2PIX is BaseUtils {
             }
         }
 
-        assembly {
+        assembly ("memory-safe") {
             if lt(i, locksSize) {
                 // LoopOverflow()
                 mstore(0x00, 0xdfb035c9)
@@ -344,7 +344,7 @@ contract P2PIX is BaseUtils {
     function setRoot(address addr, bytes32 merkleroot)
         public
     {
-        assembly {
+        assembly ("memory-safe") {
             // if (addr != msg.sender)  
             if iszero(eq(addr, caller())) {
                 // revert OnlySeller()
@@ -404,7 +404,7 @@ contract P2PIX is BaseUtils {
         ERC20 _t,
         address _k
     ) private {
-        assembly {
+        assembly ("memory-safe") {
             if iszero(
                 iszero(
                     or(
@@ -428,7 +428,7 @@ contract P2PIX is BaseUtils {
         view
         returns (uint256 bal)
     {
-        assembly {
+        assembly ("memory-safe") {
             for {
                 /*  */
             } iszero(returndatasize()) {
@@ -451,7 +451,7 @@ contract P2PIX is BaseUtils {
         view
         returns (bool valid)
     {
-        assembly {
+        assembly ("memory-safe") {
             for {
                 /*  */
             } iszero(returndatasize()) {
@@ -477,7 +477,7 @@ contract P2PIX is BaseUtils {
         view
         returns (bytes32 pixTarget)
     {
-        assembly {
+        assembly ("memory-safe") {
             for {
                 /*  */
             } iszero(returndatasize()) {