Yes, in fact it's a totally empty string:
On Thu, Jan 19, 2017 at 3:57 PM, Tom Lane <t...@sss.pgh.pa.us> wrote:
> =?UTF-8?Q?Jorge_Sol=C3=B3rzano?= <jor...@gmail.com> writes:
> > After many tries I get this:
> > #0 0x0000000000836950 in exec_bind_message
> > at postgres.c:1562
> Hmm ... that line was last touched by ab1f0c822, so I'm betting that
> I broke it somehow, but I'm not sure how.
> It looks like S_3 might have been parsed from a totally empty source
> string? But if that's the trigger, I'd think it'd be entirely trivial
> to reproduce.
> regards, tom lane