Talk:cpp/numeric/math/ceil

Could anybody who understands the following sentence please re-phrase it in simpler terms? Thanks!

This function (for double argument) behaves as if (except for the freedom to not raise FE_INEXACT) implemented by


 * it behaves as if implemented by the block of code that follows that sentence. --Cubbi (talk) 05:00, 14 November 2017 (PST)