# test % operation on big integers delta = 100000000000000000000000000000012345 for i in range(11): for j in range(11): x = delta * (i - 5) y = delta * (j - 5) if y != 0: print(x % y) # these check an edge case on 64-bit machines where two mpz limbs # are used and the most significant one has the MSB set x = 0x8000000000000000 print((x + 1) % x) x = 0x86c60128feff5330 print((x + 1) % x)