egcs-971016/libstc++/stl/hashtable patch (revised)

[Joe Buck]

> 	* hashtable.h(__stl_prime_list): Added literal constant suffixes to 
> 	suppress warnings about integer constant which is too large.
> 	(new_node): Moved return stmt outside try block to suppress warning.

We aren't maintaining the STL files; SGI is.  I think we'll have to send
bugs and patches to them, unless we want to fork (do we?).  They've
generally been fairly cooperative.