mpf_div with arguments of different size

[Torbjorn Granlund]

Jim White <mathimagics at yahoo.co.uk> writes:

  I see the patch dates from 2002, is there any
  particular reason  why it wasn't included in 4.1.4
  release?
  
I suppose because it is debatable if it is a bug fix, or a
performance enhancement.

-- 
Torbjörn