[Bug d/103739] Bootstrap broken on powerpc64-linux

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103739

--- Comment #4 from Segher Boessenkool <segher at gcc dot gnu.org> ---
Thanks.  But the point of this PR is that bootstrapping trunk is broken.
That needs fixing some way.