[Bug tree-optimization/78121] [7 Regression] ice in set_value_range

[kugan at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78121

--- Comment #4 from kugan at gcc dot gnu.org ---
Created attachment 39904
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=39904&action=edit
untested patch

testing this patch