[Bug target/100340] Bootstrap fails with Clang 12.0.5 (XCode 12.5)

[egallager at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100340

--- Comment #36 from Eric Gallager <egallager at gcc dot gnu.org> ---
Note that the solution to this has caused downstream MacPorts bug 65236:
https://trac.macports.org/ticket/65236