[perl #45249] [BUG] r21103-21121 won't build on 64-bit intel

[Patrick R. Michaud via RT]

Agreed, r21175 appears to have resolved this problem, so I'm 
closing the ticket.

Instead of filing a ticket for the t/pmc/fixedfloatarray.t 
problem, I just went ahead and fixed it (r21182).  

Pm