> That macro could communicate the result of the comparison by using an > extra argument: > > pdf_i64_cmp(number1, number2, result) > > Do you agree?
Well, this macro is quite simpler and doesn't need any API change:
#define pdf_i64_cmp(number_1, number_2) \
((number_1 > number_2) ? 1 : ((number_1 < number_2) ? -1 : 0))
Agreed. Please commit your original patch for this macro.
