> Fixed thusly, bootstrapped/regtested on x86_64-linux and i686-linux, plus > tested with yes,df checking build/regtest on x86_64-linux (which previously > failed), ok for trunk? > > 2020-05-06 Jakub Jelinek <ja...@redhat.com> > > PR bootstrap/94961 > PR rtl-optimization/94516 > * combine-stack-adj.c (try_apply_stack_adjustment): Call > df_notes_rescan after calling remove_reg_equal_equiv_notes.
Do you need to backport this onto some branches? Otherwise, it would probably be better to do in remove_reg_equal_equiv_notes what is done in remove_note. -- Eric Botcazou