[Bug c++/70906] [7 Regression] ice in add_expr, at tree.c:7925

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70906

--- Comment #3 from Martin Liška <marxin at gcc dot gnu.org> ---
Created attachment 38407
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38407&action=edit
Reduced test-case