https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82091
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |5.5 Summary|[5] Build failure on macOS |[5 only] Build failure on |10.13 with Xcode 9 |macOS 10.13 with Xcode 9 --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- IIRC this has been patched in GCC 7 (maybe GCC 6 also).