Re: [Chicken-hackers] [PATCH] Update irregex to new upstream release: 0.9.4, and reduce differences

2015-12-19 Thread Evan Hanson
Of course. Pushed. Thank you all, Peter, Caolan and Alex. Evan signature.asc Description: PGP signature ___ Chicken-hackers mailing list Chicken-hackers@nongnu.org https://lists.nongnu.org/mailman/listinfo/chicken-hackers

[Chicken-hackers] [PATCH] Update irregex to new upstream release: 0.9.4, and reduce differences

2015-12-17 Thread Peter Bex
Hi all, Caolan McMahon reported on IRC that (irregex-match "[a-z]{0,42}" "testing@") would take about 2 minutes to find that there was no match. This was due to the translation of "a{3,6}" to ?a?a?a?a?a?, which would result in excessive backtracking caused by a combinatorial explosion: It