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

[Andrew Cagney]

New commits:
commit 9ba24ca508d7acbb3ed66bed40ecb7b4d434b175
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Sep 14 12:13:05 2017 -0400

    building: #include <stddef.h>, which defines size_t, into constants.h