On Mon, Apr 18, 2016 at 12:13 PM, Hans Petter Selasky <hps at selasky.org> wrote: > Did anyone try to generate such a fiendish set of data, and see how > quadratic the FreeBSD's qsort() becomes? > Not me, but it has been done: http://calmerthanyouare.org/2014/06/11/algorithmic-complexity-attacks-and-libc-qsort.html