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

[Andrew Cagney]

New commits:
commit 50502f3882c7c2504192748a2c50ac6af49e848f
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Jan 11 19:13:43 2018 -0500

    logging: add LSWLOG_PEXPECT_SOURCE() - takes func/file/line parameters