AuroraMiddleware/lz4
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silence a minor msan warning

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This commit is contained in:
Yann Collet 2016-11-14 14:38:46 -08:00
parent 0fe5c187a5
commit f094f53144
2 changed files with 3 additions and 1 deletions
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1
lib/lz4.c
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@ -1168,6 +1168,7 @@ FORCE_INLINE int LZ4_decompress_generic(
offset = LZ4_readLE16(ip); ip+=2; offset = LZ4_readLE16(ip); ip+=2;
match = op - offset; match = op - offset;
if ((checkOffset) && (unlikely(match < lowLimit))) goto _output_error; /* Error : offset outside buffers */ if ((checkOffset) && (unlikely(match < lowLimit))) goto _output_error; /* Error : offset outside buffers */
LZ4_write32(op, offset); /* costs ~1%; silence an msan warning when offset==0 */
/* get matchlength */ /* get matchlength */
length = token & ML_MASK; length = token & ML_MASK;

3
programs/lz4io.c
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@ -824,7 +824,8 @@ static unsigned long long LZ4IO_decompressLZ4F(dRess_t ress, FILE* srcFile, FILE
/* Write Block */ /* Write Block */
if (decodedBytes) { if (decodedBytes) {
if (!g_testMode) storedSkips = LZ4IO_fwriteSparse(dstFile, ress.dstBuffer, decodedBytes, storedSkips); if (!g_testMode)
storedSkips = LZ4IO_fwriteSparse(dstFile, ress.dstBuffer, decodedBytes, storedSkips);
filesize += decodedBytes; filesize += decodedBytes;
DISPLAYUPDATE(2, "\rDecompressed : %u MB ", (unsigned)(filesize>>20)); DISPLAYUPDATE(2, "\rDecompressed : %u MB ", (unsigned)(filesize>>20));
} }