cyb70289 commented on a change in pull request #11070:
URL: https://github.com/apache/arrow/pull/11070#discussion_r701587031
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File path: cpp/src/arrow/util/bit_util_test.cc
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@@ -1569,6 +1569,12 @@ TEST(BitUtilTests, TestSetBitmap) {
uint8_t false_byte = static_cast<uint8_t>(0);
ASSERT_BYTES_EQ(bitmap, {false_byte, false_byte, false_byte, fill_byte});
}
+ {
+ // ASAN test against out of bound access (ARROW-13803)
+ uint8_t bitmap[1] = {fill_byte};
+ BitUtil::ClearBitmap(bitmap, 0, 8);
Review comment:
Added a simple unit test. I've tested it causes ASAN error without this
PR.
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