over 2000 packages depend on abort()ing libgmp

[Georgi Guninski <gguninski () gmail com>]

ping world

libgmp is library about big numbers.

it is not a library for very big numbers, because
if libgmp meets a very big number, it calls abort()
and coredumps.

2442 packages depend on libgmp on ubuntu20.

guest3@ubuntu20:~/prim$ apt-cache rdepends libgmp10 | wc -l
2442

gawk crash:

guest3@ubuntu20:~/prim$ gawk --bignum 'BEGIN { a = 2 ^ 2 ^41; print "a =", a }'
gmp: overflow in mpz type
Aborted (core dumped)

guest3@ubuntu20:~/prim$ gawk 'BEGIN { a = 2 ^ 2 ^41; print "a =", a }'
a = +inf
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