compile.c: eliminate getinstancevariable -> pop sequences
This case wasn't eliminated before because getinstancevariable could emit a warning, but that's no longer the case since Ruby 3.0.
getinstancevariable
compile.c: eliminate getinstancevariable -> pop sequences
This case wasn't eliminated before because
getinstancevariable
could emit a warning, but that's no longer the case since Ruby
3.0.