tree 70300f0c4d0a0968d667e5840c22f021c858ee6e
parent 0d955d3f23f322d3b2b2ffda8287f548f88c3e19
author Roberto E. Vargas Caballero <k0ga@shike2.com> 1453536693 +0100
committer sin <sin@2f30.org> 1453538283 +0000

Do not try to rematch patterns with ^ or $

It is impossible to rematch a pattern which has one (or both)
of these operators, so the simplest solucion is detect them
while we are compiling the regular expression and break the
match loop after the first iteration.