Re: Compilation error with buildtype = release

On Tue, Jul 29, 2025 at 6:36 PM Tom Lane <tgl@sss.pgh.pa.us> wrote:
>
> Ashutosh Bapat <ashutosh.bapat.oss@gmail.com> writes:
> > I am seeing following error only with buildtype = release
>
> Interesting.  I noticed skink showing the same thing as a warning,
> but no other BF animals have shown it (yet anyway).
>
> > Looking at the function, reltuples is indeed initialized in all the
> > cases. All the relevant lines of the function are at least 3 years
> > old, but I have started seeing this error only after
> > 80aa9848befc13c188d2775a859deaf172fdd3a2.
>
> Yeah.  The variable is clearly initialized in all cases where it's
> used, but a compiler doing sloppy flow analysis might complain.
> I suspect the relevance of 80aa9848b is that when there was a PG_TRY
> in the function, these compilers backed off and didn't try to do flow
> analysis at all.
>
> > If I make the change as per attached patch, it compiles without an
> > error. I don't claim that the patch is the right thing to do, but it
> > might provide a hint.
>
> Usually my answer to this sort of thing is to provide an initializer
> for the variable.  Will fix.

Thanks.

--
Best Wishes,
Ashutosh Bapat