From 443af10a8001c5de7bab306d329de614c3defebc Mon Sep 17 00:00:00 2001 From: Evgenii Kliuchnikov Date: Wed, 17 Apr 2024 04:09:20 -0700 Subject: add (assumption) check PiperOrigin-RevId: 625632989 --- c/enc/hash_longest_match_quickly_inc.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'c/enc/hash_longest_match_quickly_inc.h') diff --git a/c/enc/hash_longest_match_quickly_inc.h b/c/enc/hash_longest_match_quickly_inc.h index 1f36022..57ed586 100644 --- a/c/enc/hash_longest_match_quickly_inc.h +++ b/c/enc/hash_longest_match_quickly_inc.h @@ -164,6 +164,9 @@ static BROTLI_INLINE void FN(FindLongestMatch)( size_t best_len = best_len_in; size_t cached_backward = (size_t)distance_cache[0]; size_t prev_ix = cur_ix - cached_backward; + + BROTLI_DCHECK(cur_ix_masked + max_length <= ring_buffer_mask); + out->len_code_delta = 0; if (prev_ix < cur_ix) { prev_ix &= (uint32_t)ring_buffer_mask; -- cgit v1.1