Chart the self-tying minefield.

p4raw-id: //depot/perl@16889

diff --git a/pod/perldelta.pod b/pod/perldelta.pod
index 251ec20..0510e87 100644 (file)
--- a/pod/perldelta.pod
+++ b/pod/perldelta.pod
@@ -3037,13 +3037,17 @@ know yet which the new semantics will exactly be.  In any case the
 change will break existing code that relies on the current
 (ill-defined) semantics, so just avoid doing this in general.
 
-=head2 Self-tying of Arrays and Hashes Is Forbidden
+=head2 Self-tying Problems
 
 Self-tying of arrays and hashes is broken in rather deep and
 hard-to-fix ways.  As a stop-gap measure to avoid people from getting
 frustrated at the mysterious results (core dumps, most often) it is
 for now forbidden (you will get a fatal error even from an attempt).
 
+Self-tying of globs is broken, but not disabled.
+
+Self-tying of scalars and IO works.
+
 =head2 Building Extensions Can Fail Because Of Largefiles
 
 Some extensions like mod_perl are known to have issues with