thevar1able/ClickHouse
1
0
Fork 0
mirror of https://github.com/ClickHouse/ClickHouse.git synced 2024-11-21 15:12:02 +00:00
Code Issues Packages Projects Releases Wiki Activity

Better

Browse Source
This commit is contained in:
Nikita Mikhaylov 2021-08-24 13:40:59 +00:00
parent 02e097a262
commit b333e7c744
1 changed files with 0 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
src/Compression/LZ4_decompress_faster.cpp
View File

@ -474,20 +474,12 @@ bool NO_INLINE decompressImpl(
if (unlikely(copy_end > output_end))
return false;
std::cout << "ip " << ip << std::endl;
std::cout << "length " << length << std::endl;
std::cout << "diff " << input_end - ip << std::endl;
std::cout << "input_end " << input_end << std::endl;
// Due to implementation specifics the copy length is always a multiple of copy_amount
const size_t real_length = std::max(copy_amount, static_cast<size_t>(std::ceil(static_cast<double>(length) / copy_amount) * copy_amount));
if (unlikely(ip + real_length >= input_end + ADDITIONAL_BYTES_AT_END_OF_BUFFER))
return false;
// if (unlikely(ip + 1 >= input_end))
// return false;
wildCopy<copy_amount>(op, ip, copy_end); /// Here we can write up to copy_amount - 1 bytes after buffer.
if (copy_end == output_end)