exiting
experimental
experimental::autoderef
+ experimental::const_attr
experimental::lexical_subs
experimental::lexical_topic
experimental::postderef
+ experimental::re_strict
+ experimental::refaliasing
experimental::regex_sets
experimental::signatures
experimental::smartmatch
+ experimental::win32_perlio
glob
imprecision
io
pipe
syscalls
unopened
+ locale
misc
+ missing
numeric
once
overflow
portable
recursion
redefine
+ redundant
regexp
severe
debugging
nonchar
surrogate
void
+ void_unusual
y2k
);