https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119011
--- Comment #12 from Paul Eggert <eggert at cs dot ucla.edu> --- On 2/26/25 07:29, vincent-gcc at vinc17 dot net wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119011 > > --- Comment #11 from Vincent Lefèvre <vincent-gcc at vinc17 dot net> --- > (In reply to Alejandro Colomar from comment #10) > [about i + 1 == 0 instead of i == -1] >> But this causes readability issues. For error-handling, programmers are >> used to writing ==-1, and doing +1==0 would be significantly weird. Given >> that comparison ==-1 isn't unsafe in any way (given that the LHS is of rank >> no less than int), we should stop warning about it. > > OK. I completely agree. > Plus, i + 1 == 0 does not necessarily work if time_t is 'unsigned short' (yes that'd be really weird for time_t, but ISO C and POSIX allow it and I try to write to the standards, and the problem has come up with other system types).
