A reasonable restriction of the right of free speech is you can't slander someone.
A reasonable restriction on the right to keep and bear arms is that you can't shoot someone just for the fun of it. It doesn't mean the government can decide that the right doesn't really mean anything which is the current state of affairs.
"the government can decide that the right doesn't really mean anything"
What are you talking about.? You can own a gun in all 50 states. There are only five states that do not have some form of concealed carry.
I don't know what government you're talking about.