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

[jonesc at hep dot phy.cam.ac.uk via Gcc-bugs]

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

--- Comment #14 from Chris Jones <jonesc at hep dot phy.cam.ac.uk> ---
Apologies, typo above. I meant to say the --without-build-config workaround no
longer works with 11.2.0