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Also Use matchLow for HC3 Match

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W. Felix Handte
2018-06-20 15:51:14 -04:00
parent 0a6cf7cd1d
commit 9c14eafe3d
1 changed files with 1 additions and 1 deletions
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lib/compress/zstd_opt.c
+1 -1
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@@ -581,7 +581,7 @@ U32 ZSTD_insertBtAndGetAllMatches (
/* HC3 match finder */
if ((mls == 3) /*static*/ && (bestLength < mls)) {
U32 const matchIndex3 = ZSTD_insertAndFindFirstIndexHash3(ms, ip);
if ((matchIndex3 > windowLow)
if ((matchIndex3 >= matchLow)
& (current - matchIndex3 < (1<<18)) /*heuristic : longer distance likely too expensive*/ ) {
size_t mlen;
if ((dictMode == ZSTD_noDict) /*static*/ || (dictMode == ZSTD_dictMatchState) /*static*/ || (matchIndex3 >= dictLimit)) {