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new 0bf72caf68 [Bug][Vectorized] Fix UB when doing ORDER BY. (#9023)
0bf72caf68 is described below
commit 0bf72caf68cc6c1203d9b3f9c35c97a005e73961
Author: Amos Bird <amosb...@gmail.com>
AuthorDate: Fri Apr 15 14:02:29 2022 +0800
[Bug][Vectorized] Fix UB when doing ORDER BY. (#9023)
---
be/src/vec/core/sort_cursor.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/be/src/vec/core/sort_cursor.h b/be/src/vec/core/sort_cursor.h
index 54557f1ceb..6a505c86d8 100644
--- a/be/src/vec/core/sort_cursor.h
+++ b/be/src/vec/core/sort_cursor.h
@@ -222,7 +222,7 @@ struct SortBlockCursor {
}
/// Inverted so that the priority queue elements are removed in ascending
order.
- bool operator<(const SortBlockCursor& rhs) const { return less_at(rhs,
impl->rows - 1) >= 0; }
+ bool operator<(const SortBlockCursor& rhs) const { return less_at(rhs,
impl->rows - 1) == 1; }
};
} // namespace doris::vectorized
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