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Diffstat (limited to 'pod/perldelta.pod')
| -rw-r--r-- | pod/perldelta.pod | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/pod/perldelta.pod b/pod/perldelta.pod index 132822cd99..51e27a0e55 100644 --- a/pod/perldelta.pod +++ b/pod/perldelta.pod @@ -588,6 +588,16 @@ corrupt the glob, and unlocking a hash element that holds a copy-on-write scalar no longer causes modifications to that scalar to modify other scalars that were sharing the same string buffer. +=item * + +The C<SvIsCOW> C macro now returns false for read-only copies of typeglobs, +such as those created by: + + $hash{elem} = *foo; + Hash::Util::lock_value %hash, 'elem'; + +It used to return true. + =back =head1 Known Problems |