[Bug go/89123] Too many go test failures on s390x-linux

[rdapp at linux dot ibm.com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89123

--- Comment #9 from rdapp at linux dot ibm.com ---
Thanks for the pointer, I implemented the functions and now the startup seems
to be fully functional again.  I'm still checking whether the remaining 50ish
libgo test suite failures I see are due to my changes or something else.