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

[Andrew Cagney]

New commits:
commit 445303a472715d04a01ad0e2db68f726d7ac1baf
Author: Andrew Cagney <cagney at gnu.org>
Date:   Tue Mar 9 14:13:36 2021 -0500

    ip: in pexpect_*(), strictly enforce unset==eq(unset_address)
    
    which is stronger than *_is_unset() just checking the .is_set bit

commit f51013fce2606e13210526a535b942b1bc133f11
Author: Andrew Cagney <cagney at gnu.org>
Date:   Mon Mar 8 22:10:11 2021 -0500

    ip: in pexpect_*() change dbg("EXPECTATION...") to log_pexpect()