[Bug c++/87513] [8/9 Regression] ICE in write_expression, at cp/mangle.c:3050

[sergeev917 at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87513

--- Comment #3 from Alexander Sergeyev <sergeev917 at gmail dot com> ---
Created attachment 44783
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44783&action=edit
preprocessed code sample (gcc-7.3.0)