t/op/append.t See if . works
t/op/args.t See if operations on @_ work
t/op/arith.t See if arithmetic works
+t/op/array_base.aux Auxiliary file for the $[ test
+t/op/array_base.t Tests for the $[, which is deprecated
t/op/array.t See if array operations work
t/op/assignwarn.t See if OP= operators warn correctly for undef targets
t/op/attrhand.t See if attribute handlers work
t/op/lc_user.t See if user-defined lc et alia work
t/op/length.t See if length works
t/op/lex_assign.t See if ops involving lexicals or pad temps work
+t/op/lex.t Tests too complex for t/base/lex.t
t/op/lfs.t See if large files work for perlio
t/op/list.t See if array lists work
t/op/localref.t See if local ${deref} works