> C is portable assembly until it isn't: > - no access to carry/overflow flag in registers making it a chore to write bigint libraries C is portable assembly:

> C is portable assembly until it isn't: > - no access to carry/overflow flag in registers making it a chore to write bigint libraries C is portable assembly: so it provides access to a minimum common set of features which allow the code to be portable: good luck trying to use the carry flag on the RISC-V..