[Bug bootstrap/92680] PGO bootstrap is broken with --with-build-config=bootstrap-lto-lean and in-itree mpfr

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92680

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
And gmp has a similar issue.