On Thu, Mar 3, 2022 at 8:24 AM Tom Lane <t...@sss.pgh.pa.us> wrote:

> Zhihong Yu <z...@yugabyte.com> writes:
> > On Thu, Mar 3, 2022 at 7:44 AM Tom Lane <t...@sss.pgh.pa.us> wrote:
> >> Zhihong Yu <z...@yugabyte.com> writes:
> >>> In test output, I saw:
> >>> src/backend/utils/adt/tid.c:112:16: runtime error: left shift of 65535
> by
> >>> 16 places cannot be represented in type 'int'
>
> > Jenkins build is alma8-clang12-asan
>
> Oh, I misread this as a compile-time warning, but it must be from ASAN.
> Was the test case one of your own, or just our normal regression tests?
>
> (I think the code is indeed incorrect, but I'm wondering why this hasn't
> been reported before.  It's been like that for a long time.)
>
>                         regards, tom lane
>
Hi,
The Jenkins test is ported from contrib/postgres_fdw/sql/postgres_fdw.sql -
so theoretically PG would see the same error for clang12 on Alma.

Here were a few lines prior to the sanitizer complaint:

ts1|pid123867|:30045 2022-03-02 01:47:57.098 UTC [124161] STATEMENT:
 CREATE TRIGGER trig_row_before
ts1|pid123867|:30045    BEFORE INSERT OR UPDATE OR DELETE ON rem1
ts1|pid123867|:30045    FOR EACH ROW EXECUTE PROCEDURE
trigger_data(23,'skidoo');
ts1|pid123867|:30045 2022-03-02 01:47:57.106 UTC [124161] ERROR:  function
trigger_data() does not exist
ts1|pid123867|:30045 2022-03-02 01:47:57.106 UTC [124161] STATEMENT:
 CREATE TRIGGER trig_row_after
ts1|pid123867|:30045    AFTER INSERT OR UPDATE OR DELETE ON rem1
ts1|pid123867|:30045    FOR EACH ROW EXECUTE PROCEDURE
trigger_data(23,'skidoo');

I think the ASAN build on Alma is able to detect errors such as this.

Cheers

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