regexp.classes: inline bi* = instead of shadowing "same?".
regexp.classes: inline bi* = instead of shadowing "same?".

tgunr/factor,factor/factor,mrjbq7/factor,mrjbq7/factor,mrjbq7/factor,tgunr/factor,factor/factor,factor/factor,tgunr/factor,tgunr/factor,factor/factor,factor/factor,factor/factor,tgunr/factor,mrjbq7/factor,mrjbq7/factor,mrjbq7/factor,tgunr/factor