```
wallet/scriptpubkeyman.cpp: In member function ‘virtual bool LegacyScriptPubKeyMan::Upgrade(int, bilingual_str&)’:
wallet/scriptpubkeyman.cpp:455:55: warning: logical ‘and’ applied to non-boolean constant [-Wlogical-op]
  455 |     if (m_storage.CanSupportFeature(FEATURE_HD_SPLIT) && CHDChain::VERSION_HD_CHAIN_SPLIT) {
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  CXX      wallet/libbitcoin_wallet_a-wallet.o
```
```
$ gcc --version
gcc (Gentoo 9.2.0-r2 p3) 9.2.0
```
Related - #19015.
{
    if (n_signed) {
        *n_signed = 0;
    }
    for (unsigned int i = 0; i < psbtx.tx->vin.size(); ++i) {
        const CTxIn& txin = psbtx.tx->vin[i];
        PSBTInput& input = psbtx.inputs.at(i);
        if (PSBTInputSigned(input)) {
            continue;
        }
        
        if (sign && input.sighash_type > 0 && input.sighash_type != sighash_type) {
            return TransactionError::SIGHASH_MISMATCH;
        }
        
        if (input.non_witness_utxo) {
            if (txin.prevout.n >= input.non_witness_utxo->vout.size()) {
                return TransactionError::MISSING_INPUTS;
            }
        } else if (input.witness_utxo.IsNull()) {
            
            continue;
        }
        SignatureData sigdata;
        input.FillSignatureData(sigdata);
        SignPSBTInput(HidingSigningProvider(this, !sign, !bip32derivs), psbtx, i, sighash_type);
        bool signed_one = PSBTInputSigned(input);
        if (n_signed && (signed_one || !sign)) {