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| author | Chip Salzenberg <chip@pobox.com> | 2012-07-15 16:20:14 -0700 |
|---|---|---|
| committer | Chip Salzenberg <chip@pobox.com> | 2012-07-15 16:20:14 -0700 |
| commit | 16e4fcbf9950072fae8d7d2f3f58b77db825ee71 (patch) | |
| tree | 2c3dc80146f4fcf9b2a96f62f1562ec3972c6123 /pod | |
| parent | a3314d5f77f945cb8f418a3f4f09bf8f69bb4c3e (diff) | |
| download | perl-16e4fcbf9950072fae8d7d2f3f58b77db825ee71.tar.gz | |
perldelta description of magic flags patch
Diffstat (limited to 'pod')
| -rw-r--r-- | pod/perldelta.pod | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/pod/perldelta.pod b/pod/perldelta.pod index 7a093b0d0c..a3b48777d8 100644 --- a/pod/perldelta.pod +++ b/pod/perldelta.pod @@ -391,6 +391,15 @@ be noted as well. =item * +Perl used to implement get magic in a way that would sometimes hide bugs in +code could call mg_get() too many times on magical values. This hiding of +errors no longer occurs, so long-standing bugs may become visible now. If +you see magic-related errors in XS code, check to make sure it, together +with the Perl API functions it uses, calls mg_get() only once on SvGMAGICAL() +values. + +=item * + OP allocation for CVs now uses a slab allocator. This simplifies memory management for OPs allocated to a CV, so cleaning up after a compilation error is simpler and safer [perl #111462][perl #112312]. |