[Bug tree-optimization/71901] [7 Regression] ice in find_or_generate_expression

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71901

--- Comment #3 from Martin Liška <marxin at gcc dot gnu.org> ---
Created attachment 38918
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38918&action=edit
Reduced test-case