[Bug middle-end/78501] [7 regression] SEGV in vrp_val_max

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78501

--- Comment #18 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Comment on attachment 40139
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40139
fix formatting of patch in comment 13

LGTM.