[Bug ada/95959] Error in conversion from UTF16 to UTF8

[simon at pushface dot org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95959

--- Comment #1 from simon at pushface dot org ---
Created attachment 48800
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48800&action=edit
Patch