[Bug tree-optimization/82549] [6/7/8 Regression] ICE at -O1 and above: verify_gimple failed

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82549

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 42367
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42367&action=edit
gcc8-pr82549.patch

Untested fix.