[Bug bootstrap/68992] [6 Regression] bootstrap error on s390x-linux-gnu with r231848

[krebbel at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68992

--- Comment #3 from Andreas Krebbel <krebbel at gcc dot gnu.org> ---
Fixed with:
https://gcc.gnu.org/viewcvs?rev=231876&root=gcc&view=rev