Kouhei Sutou created ARROW-3852:
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Summary: [C++] used uninitialized warning
Key: ARROW-3852
URL: https://issues.apache.org/jira/browse/ARROW-3852
Project: Apache Arrow
Issue Type: Improvement
Components: C++
Affects Versions: 0.11.1
Reporter: Kouhei Sutou
Assignee: Kouhei Sutou
{code}
In file included from ../src/arrow/util/bit-util-test.cc:35:
../src/arrow/util/bit-stream-utils.h: In function 'void
arrow::TestZigZag(int32_t)':
../src/arrow/util/bit-stream-utils.h:110:11: warning: 'buffer' is used
uninitialized in this function [-Wuninitialized]
memcpy(&buffered_values_, buffer_ + byte_offset_, num_bytes);
~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
{code}
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