You're not actually denying what I said. If they arrest you without a warrant, then they seize that gun without a warrant. As for whether they should ever be a

You're not actually denying what I said. If they arrest you without a warrant, then they seize that gun without a warrant. As for whether they should ever be able to seize a gun without arresting you, I'll defer an opinion--I feel like my knowledge of the variety of cases isn't up to snuff.