[Bug tree-optimization/82816] [8 Regression] ICE on valid code at -Os and above: in find_widening_optab_handler_and_mode, at optabs-query.c:414

[rsandifo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82816

--- Comment #1 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> 
---
Created attachment 42542
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42542&action=edit
Candidate patch

Thanks for the report.  This is the patch I'm testing.