(F) More than 100 levels of inheritance were used. Probably indicates
an unintended loop in your inheritance hierarchy.
-=item Recursive substitution detected
-
-(F) The replacement string of a substitution caused the recursive
-execution of that very same substituion. Perl cannot keep track of
-special variables (C<$1>, etc.) under such circumstances.
-
=item Reference miscount in sv_replace()
(W) The internal sv_replace() function was handed a new SV with a