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Diffstat (limited to 'docs/AutomaticReferenceCounting.html')
| -rw-r--r-- | docs/AutomaticReferenceCounting.html | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/docs/AutomaticReferenceCounting.html b/docs/AutomaticReferenceCounting.html index 3f1ccaf672..2fd82dda65 100644 --- a/docs/AutomaticReferenceCounting.html +++ b/docs/AutomaticReferenceCounting.html @@ -888,6 +888,15 @@ from non-ARC practice was acceptable because we had conservatively banned the synthesis in order to give ourselves exactly this leeway.</p></div> +<p>Applying <tt>__attribute__((NSObject))</tt> to a property not of +retainable object pointer type has the same behavior it does outside +of ARC: it requires the property type to be some sort of pointer and +permits the use of modifiers other than <tt>assign</tt>. These +modifiers only affect the synthesized getter and setter; direct +accesses to the ivar (even if synthesized) still have primitive +semantics, and the value in the ivar will not be automatically +released during deallocation.</p> + </div> <!-- ownership.spelling.property --> </div> <!-- ownership.spelling --> |