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Merge pull request #51499 from ClickHouse/qoega-patch-5

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Fix segfault in MathUnary
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Ilya Yatsishin 2023-06-29 18:23:33 +02:00 committed by GitHub
commit fe43b4d62f
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3 changed files with 10 additions and 0 deletions
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2
src/Functions/FunctionMathUnary.h
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@ -154,6 +154,8 @@ private:
using ColVecType = ColumnVectorOrDecimal<Type>;
const auto col_vec = checkAndGetColumn<ColVecType>(col.column.get());
if (col_vec == nullptr)
return false;
return (res = execute<Type, ReturnType>(col_vec)) != nullptr;
};

2
tests/queries/0_stateless/02807_math_unary_crash.reference Normal file
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@ -0,0 +1,2 @@
1
1

6
tests/queries/0_stateless/02807_math_unary_crash.sql Normal file
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@ -0,0 +1,6 @@
DROP TABLE IF EXISTS t10;
CREATE TABLE t10 (`c0` Int32) ENGINE = MergeTree ORDER BY tuple();
INSERT INTO t10 (c0) FORMAT Values (-1);
SELECT 1 FROM t10 GROUP BY erf(-sign(t10.c0));
SELECT 1 FROM t10 GROUP BY -sign(t10.c0);
DROP TABLE t10;