diff --git a/HACKING b/HACKING index 16d005993..3c450c93a 100644 --- a/HACKING +++ b/HACKING @@ -298,8 +298,8 @@ META_LOOKBEHIND_NA (*naplb: start of non-atomic lookbehind META_LOOKBEHINDNOT (?start_subject; + ptrdiff_t diff = Feptr - mb->start_subject; + uint32_t available = diff > 65535 ? 65535 : diff; if (Lmin > available) RRETURN(MATCH_NOMATCH); if (Lmax > available) Lmax = available; Feptr -= Lmax;