i apologise.
i was in fact referring to the qaddafi torture test (another victim of my stroke).
thanks to rich for catching that slip.
On Aug 1, 2020, at 6:31 AM, Richard Salz
<rich.salz(a)gmail.com> wrote:
during the mid 80s, i was preparing one of the first invited talks for USENIX on the
subject of regular expressions.
i had concocted a massive RE that matched all the known spellings of saddam hussein. (it
was complicated,
I wonder if that was the inspiration for the Qaddafi torture test; see
http://sources.vsta.org/comp.sources.unix/volume9/fastgrep/part01
<http://sources.vsta.org/comp.sources.unix/volume9/fastgrep/part01> (June 87)
The first time I saw "p[-1]" was looking at some regexp source. It
blew/expanded my mind.