[Bug c/91843] pretty printer mangles extended characters

[lhyatt at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91843

--- Comment #2 from Lewis Hyatt <lhyatt at gmail dot com> ---
Patch was sent for review:

https://gcc.gnu.org/ml/gcc-patches/2019-10/msg00766.html

Thanks!