On Sat, Apr 11, 2015 at 02:18:38PM +0200, Nicolas George wrote: > Le duodi 22 germinal, an CCXXIII, Diego Biurrun a écrit : > > > > - unsigned int code = -1; > > > > + unsigned int code = 0xffffffff; > > > Why change this? AFAIK it's perfectly valid C. > > Citation required. > > # A computation involving unsigned operands can never overflow, because a > # result that cannot be represented by the resulting unsigned integer type is > # reduced modulo the number that is one greater than the largest value that > # can be represented by the resulting type. > > (6.2.5 Types, #9)
This explains how unsigned arithmetic wraparound works, not what happens when you assign negative values to unsigned variables. > Speaking only for me, I would find very rude if I were to express and force > on others ideas on readability and validity about a language that I do not > actually know. Rude is your continued trolling on this mailing list. Please take it back to your FFmpeg home turf where such behavior is apparently tolerated. It is not tolerated here. Diego _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
