Building gdb on IA64 linux

[Jeff Johnston]

Steve Ellcey wrote:
>>There is a check in configure.ac: AC_CHECK_HEADERS(libunwind-ia64.h) that will 
>>set HAVE_LIBUNWIND_IA64_H.  This flag protects the references to libunwind 
>>macros/functions in ia64-tdep.c.  Did you go around this check?
>>
>>-- Jeff J.
> 
> 
> I did not do anything to disable the check, I just let everything
> default.  I finally noticed that I do have a libunwind, it is over
> in /usr/local/lib instead of /usr/lib.  That is why I didn't see it
> before.  I don't see a version number but the latest copyright date
> is from 2003 so it is probably just too old.
> 
> Steve Ellcey
> sje@cup.hp.com
>

Yes, it is too old.  Red Hat's gdb rpm has a prereq for libunwind, but now that 
you bring this up, the prereq needs to be updated.  As well, a configure check 
is needed for regular gdb to ensure the right level of libunwind is around.  I 
suggest you upgrade to the latest libunwind rpm.

-- Jeff J.