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Diffstat (limited to 'pod/perl5124delta.pod')
| -rw-r--r-- | pod/perl5124delta.pod | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/pod/perl5124delta.pod b/pod/perl5124delta.pod index 80a32b6919..98f3a5af83 100644 --- a/pod/perl5124delta.pod +++ b/pod/perl5124delta.pod @@ -22,6 +22,13 @@ exist, they are bugs and reports are welcome. =head1 Selected Bug Fixes +When strict "refs" mode is off, C<%{...}> in rvalue context returns +C<undef> if its argument is undefined. An optimisation introduced in Perl +5.12.0 to make C<keys %{...}> faster when used as a boolean did not take +this into account, causing C<keys %{+undef}> (and C<keys %$foo> when +C<$foo> is undefined) to be an error, which it should be so in strict +mode only [perl #81750]. + C<lc>, C<uc>, C<lcfirst>, and C<ucfirst> no longer return untainted strings when the argument is tainted. This has been broken since perl 5.8.9 [perl #87336]. |