[Bug bootstrap/85850] [9 Regression] gcc 9.0 doesn't compile with Xcode 9.3.1

[juergen.reuter at desy dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85850

--- Comment #6 from Jürgen Reuter <juergen.reuter at desy dot de> ---
This was indeed introduced in r260343 and was fixed in r260620. I tried out
r260633 today, and it compiles and bootstraps again without any problem. So I
think this can be closed.