https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86553
--- Comment #10 from The Written Word <bugzilla-gcc at thewrittenword dot com> --- (In reply to Jonathan Wakely from comment #8) > Created attachment 44406 [details] > Undefine macros for long double math functions > > Does this fix the build? I am trying a similar patch. I basically #undef'd everything to get a clean build of that file and restarted the build from scratch so we'll see.