fix assertion on gc_cc_cme()
gc_cc_cme()
cc->cme_ can be NULL when it is not initialized yet. It can be observed on GC.stress == true running.
cc->cme_
GC.stress == true
fix assertion on
gc_cc_cme()
cc->cme_
can be NULL when it is not initialized yet.It can be observed on
GC.stress == true
running.