"D. Ilmari Mannsåker" <Ilmari.Mannsaker@net-a-porter.com> writes:
> More specifically, the error occurs when a variable containing a
> downgraded non-ASCII string is interpolated in a regex after an upgraded
> one.
Here's a patch:
Re: [perl #118297] [PATCH] Fix interpolating downgraded variables into upgraded regexp
by ilmari