https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85352
--- Comment #3 from mecej4 <mecej4 at outlook dot com> --- I found a server that had an older version of GCC, on which the test code compiled without error messages from the compiler: gcc version 4.4.7 20120313 (Red Hat 4.4.7-16) (GCC)