[Bug tree-optimization/80443] [7 Regression] ICE on valid code at -O2 on x86_64-linux-gnu: in set_value_range, at tree-vrp.c:367

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80443

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 41210
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41210&action=edit
gcc7-pr80443.patch

Untested fix.