[Bug bootstrap/64919] bootstrap failure of gcc-4.9.2 on ia64-hpux in libgcc

[bugzilla-gcc at thewrittenword dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64919

--- Comment #37 from The Written Word <bugzilla-gcc at thewrittenword dot com> ---
(In reply to The Written Word from comment #36)
> I can build 4.9.3 on HP-UX 11.31/IA but not 4.9.4. So, looks like something
> changed to break the build in 4.9.4.

I reverted the patch for PR60465 and was able to build 4.9.4.