Revert "compiler.cfg.gvn.avail: use ?infimum"
Revert "compiler.cfg.gvn.avail: use ?infimum"

This reverts commit e6ce2eb45546494fd3503e3390294f1e8522c2db.

factor/factor,factor/factor,factor/factor,bpollack/factor,mrjbq7/factor,bpollack/factor,mrjbq7/factor,bpollack/factor,tgunr/factor,tgunr/factor,AlexIljin/factor,AlexIljin/factor,mrjbq7/factor,AlexIljin/factor,tgunr/factor,factor/factor,AlexIljin/factor,AlexIljin/factor,bpollack/factor,AlexIljin/factor,bpollack/factor,mrjbq7/factor,tgunr/factor,tgunr/factor,factor/factor,AlexIljin/factor,mrjbq7/factor,bpollack/factor,factor/factor,bpollack/factor,tgunr/factor,mrjbq7/factor