[Bug bootstrap/89879] GCC fails to build on macOS 10.14.4

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89879

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Also patches go to gcc-patches@ After reading
https://gcc.gnu.org/contribute.html .