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Fix a corner-case error in the new UPDATE FROM logic helpfully discovered

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by OSSFuzz.

FossilOrigin-Name: 5cc200939d3a33566ddb858fc74c878acc72cfe5cf4c9b1d08e7b13e4d5ff566
This commit is contained in:
drh
2020-07-20 18:07:35 +00:00
parent a192807c13
commit 09cf569292
4 changed files with 27 additions and 9 deletions
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11
test/upfrom1.test
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@ -164,4 +164,15 @@ do_test 2.3.2 { catch { execsql {
UPDATE t5 AS apples SET b=1 FROM t5 AS apples;
} } } 1
# Problem found by OSSFuzz on 2020-07-20
# https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24282
#
reset_db
do_execsql_test 3.1 {
CREATE TABLE t0(a);
CREATE TABLE t1(b);
UPDATE t1 SET b=sum(a) FROM t0;
SELECT * FROM t0, t1;
} {}
finish_test