[Bug rtl-optimization/83565] [7/8 regression] RTL combine pass yields wrong rotate result

[ebotcazou at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83565

--- Comment #33 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Created attachment 43068
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43068&action=edit
Stopgap fix

To be tested on IA-64 and SPARC.