ddidderr/zstd-rs
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fixed roll buffer greedy mode

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Yann Collet
2015-11-22 03:01:33 +01:00
parent 9a24e5986b
commit 734aa92ed5
1 changed files with 1 additions and 0 deletions
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lib/zstd_compress.c
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@@ -1497,6 +1497,7 @@ size_t ZSTD_compressBlock_lazy_extDict_generic(ZSTD_CCtx* ctx,
const U32 repIndex = (U32)(current+1 - offset_1); const U32 repIndex = (U32)(current+1 - offset_1);
const BYTE* const repBase = repIndex < dictLimit ? dictBase : base; const BYTE* const repBase = repIndex < dictLimit ? dictBase : base;
const BYTE* const repMatch = repBase + repIndex; const BYTE* const repMatch = repBase + repIndex;
if ((repIndex <= dictLimit-4) || (repIndex >= dictLimit))
if (MEM_read32(ip+1) == MEM_read32(repMatch)) if (MEM_read32(ip+1) == MEM_read32(repMatch))
{ {
/* repcode detected we should take it */ /* repcode detected we should take it */