[Swan-commit] Changes to ref refs/heads/master

[Andrew Cagney]

New commits:
commit 7c39562007ecaf81dc8995c506170a9b9fed8f87
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Jan 30 21:21:42 2020 -0500

    id: change atoid() so it unshares any references
    
    instead of in caller