mg_size # U
newHVhv # E
new_stackinfo # E
-regdump # U
+regdump # E
regexec_flags # U
regnext # E (Perl_regnext)
runops_debug # U
runops_standard # U
save_hints # U
save_iv # U (save_iv)
-save_threadsv # E
screaminstr # E (Perl_screaminstr)
sv_iv # U
sv_nv # U