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ensure lastBlock is correctly determined

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reported by @terrelln
This commit is contained in:
Yann Collet 2024-10-22 15:19:06 -07:00
parent 7bad787d8b
commit 5ae34e4c96
1 changed files with 1 additions and 1 deletions
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lib/compress/zstd_compress.c
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@ -4540,8 +4540,8 @@ static size_t ZSTD_compress_frameChunk(ZSTD_CCtx* cctx,
while (remaining) { while (remaining) {
ZSTD_matchState_t* const ms = &cctx->blockState.matchState; ZSTD_matchState_t* const ms = &cctx->blockState.matchState;
U32 const lastBlock = lastFrameChunk & (blockSizeMax >= remaining);
size_t const blockSize = ZSTD_optimalBlockSize(cctx, ip, remaining, blockSizeMax, cctx->appliedParams.cParams.strategy, savings); size_t const blockSize = ZSTD_optimalBlockSize(cctx, ip, remaining, blockSizeMax, cctx->appliedParams.cParams.strategy, savings);
U32 const lastBlock = lastFrameChunk & (blockSize == remaining);
assert(blockSize <= remaining); assert(blockSize <= remaining);
/* TODO: See 3090. We reduced MIN_CBLOCK_SIZE from 3 to 2 so to compensate we are adding /* TODO: See 3090. We reduced MIN_CBLOCK_SIZE from 3 to 2 so to compensate we are adding