On 2020-May-13, Tom Lane wrote:
> Andy Fan <zhihui.fan1213@gmail.com> writes:
> >> FWIW, I got a warning for jsonpath_gram.c.
>
> Ugh. Confirmed here on Fedora 30 (bison 3.0.5).
Ugh.
> > I just found this just serval minutes ago. Upgrading your bison to the
> > latest version (3.6) is ok. I'd like we have a better way to share this
> > knowledge through. I spend ~30 minutes to troubleshooting this issue.
>
> I fear that is going to mean that we revert this patch.
Or we can filter-out the -Wimplicit-fallthrough, or change to level 3,
for bison-emitted files.
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Álvaro Herrera https://www.2ndQuadrant.com/
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