Re: Debian 12 gcc warning - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Debian 12 gcc warning
Date
Msg-id 1006857.1693318716@sss.pgh.pa.us
Whole thread Raw
In response to Re: Debian 12 gcc warning  (Bruce Momjian <bruce@momjian.us>)
Responses Re: Debian 12 gcc warning
List pgsql-hackers
Bruce Momjian <bruce@momjian.us> writes:
> On Tue, Aug 29, 2023 at 10:26:27AM +0700, John Naylor wrote:
>> It looks like the former, since I can silence it on gcc 13 / -O1 by doing:
>> /* keep compiler quiet */
>> actual_arg_types[0] = InvalidOid;

> Agreed, that fixes it for me too.  In fact, assigning to only element 99 or
> 200 also prevents the warning, and considering the array is defined for
> 100 elements, the fact is accepts 200 isn't a good thing.  Patch attached.

That seems like a pretty clear compiler bug, particularly since it just
appears in this one version.  Rather than contorting our code, I'd
suggest filing a gcc bug.

            regards, tom lane



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