[Bug rtl-optimization/89679] [7/8/9 Regression] wrong code with -Og -frerun-cse-after-loop -fno-tree-fre

[ebotcazou at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89679

--- Comment #5 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
> The other variant would be perhaps more in line with the PR70574 change
> where we don't add REG_EQUAL notes with paradoxical subregs in it.

Yes, that looks like the right thing to do to me.