[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 #19 from The Written Word <bugzilla-gcc at thewrittenword dot com> 
---
The latest linker patch for HP-UX 11.23/IA is PHSS_44401 and the latest for
HP-UX 11.31/IA is PHSS_44402. Both are dated 2015/10/24.