[Bug rtl-optimization/84682] [6/7/8 Regression] internal compiler error: Segmentation fault (process_address_1)

[aoliva at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84682

--- Comment #5 from Alexandre Oliva <aoliva at gcc dot gnu.org> ---
Created attachment 43594
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43594&action=edit
candidate patch

Here's what I'm testing