already fixed in clang 4.0+,
> On Aug 15, 2017, at 4:17 AM, Ryan Schmidt <ryandes...@macports.org> wrote: > > >> On Aug 11, 2017, at 17:50, Ken Cunningham wrote: >> >> Abort trap 6 has lots of references on google, e.g. >> <https://stackoverflow.com/questions/26431147/abort-trap-6-error-in-c> > > "Abort trap" means "it crashed". If you want to know more than that, you have > to look at the crash log file. >