[dvipdfmx] xdvipdfmx crashes with SIGSEGV for some Chinese documents

[Shunsaku Hirata]

Hi Chih-Hsuan,

> I noticed there is a new commit in the git repo:
> https://github.com/TeX-Live/texlive-source/commit/11575460d25e29c6b9189cfad2725e7942869fc6.
> I guess that's the fix? Applying that patch onto version 2019.2 fixed
> the issue building my Chinese documents.

Yes, that’s the fix.

Thanks,
Shunsaku Hirata