thevar1able/ClickHouse
1
0
Fork 0
mirror of https://github.com/ClickHouse/ClickHouse.git synced 2024-12-14 02:12:21 +00:00
Code Issues Packages Projects Releases Wiki Activity

Revert "Fix UBSan report"

Browse Source 
This reverts commit 8d25f27b19.
This commit is contained in:
Alexey Milovidov 2024-03-10 06:59:42 +01:00
parent 9a880c3bb9
commit b3a43346b1
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/Compression/CompressionCodecDoubleDelta.cpp
View File

@ -343,7 +343,7 @@ UInt32 compressDataForType(const char * source, UInt32 source_size, char * dest)
const auto sign = signed_dd < 0;
// -1 shrinks dd down to fit into number of bits, and there can't be 0, so it is OK.
const auto abs_value = (sign ? -static_cast<UnsignedDeltaType>(signed_dd) : static_cast<UnsignedDeltaType>(signed_dd)) - 1;
const auto abs_value = static_cast<UnsignedDeltaType>(std::abs(signed_dd) - 1);
const auto write_spec = getDeltaWriteSpec(signed_dd);
writer.writeBits(write_spec.prefix_bits, write_spec.prefix);