#39 IA-64 port won't work

[Konstantin Levinski]

When PIXIE is compiled on an IA64 machine (Linux),
resulting binary segfaults on attempts to render:

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 2305843009213887536 (LWP 30103)]
CTrie<CVariable*>::find(char const*, CVariable*&) const
(this=0x60c0,
key=0x60000fffffff9ba0 "hierarchyleafobjects",
val=@0x60000fffffff9c10)
at containers.h:324

[Nobody/Anonymous]

Logged In: NO

There are certain points in the code which rely on the sizeof(T*) being 4,
and as such, these parts will need reworking in order to work on a machine
where sizeof(T*) != 4.