[Bug tree-optimization/82337] [5/6/7/8 Regression] ICE: SSA corruption at tree-ssa-coalesce.c:1010

[wschmidt at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82337

--- Comment #8 from Bill Schmidt <wschmidt at gcc dot gnu.org> ---
Created attachment 42248
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42248&action=edit
Proposed patch

Here's what I'm testing -- looks like it fixes this particular case.