https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89464
--- Comment #9 from Milhouse <gcc at nmacleod dot com> --- Thanks Jonathan, that's all clear now. A fix has been pushed which is working with both gcc-8.2.0 and gcc-8.3.0: https://github.com/Silicondust/libhdhomerun/pull/19