[Bug bootstrap/64189] [5.0 Regression] r218397 breaks bootstrap on darwin.

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64189

--- Comment #2 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
I am now at stage2 with the patch. So it seems to work. Thanks.