ISO C++ forbids variable length array

servatrice/src/passwordhasher.cpp

@@ -18,12 +18,15 @@ QString PasswordHasher::computeHash(const QString &password, const QString &salt
 
 	QByteArray passwordBuffer = (salt + password).toUtf8();
 	int hashLen = gcry_md_get_algo_dlen(algo);
-	char hash[hashLen], tmp[hashLen];
+	char *hash = new char[hashLen], *tmp = new char[hashLen];
 	gcry_md_hash_buffer(algo, hash, passwordBuffer.data(), passwordBuffer.size());
 	for (int i = 1; i < rounds; ++i) {
 		memcpy(tmp, hash, hashLen);
 		gcry_md_hash_buffer(algo, hash, tmp, hashLen);
 	}
-	return salt + QString(QByteArray(hash, hashLen).toBase64());
+	QString hashedPass = salt + QString(QByteArray(hash, hashLen).toBase64());
+	delete[] tmp;
+	delete[] hash;
+	return hashedPass;
 }