[Bug tree-optimization/80334] [5/6 Regression] Segfault when taking address of copy of unaligned struct

[jagerman at jagerman dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80334

--- Comment #6 from Jason Rhinelander <jagerman at jagerman dot com> ---
Confirming that this solves the original (unsimplified) issue for me with
current trunk.