continuations: don't need to init-catchstack twice from init.
continuations: don't need to init-catchstack twice from init.

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