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Diffstat (limited to 'docs/AutomaticReferenceCounting.rst')
| -rw-r--r-- | docs/AutomaticReferenceCounting.rst | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/docs/AutomaticReferenceCounting.rst b/docs/AutomaticReferenceCounting.rst index 1bbfa0d168..1457b6082d 100644 --- a/docs/AutomaticReferenceCounting.rst +++ b/docs/AutomaticReferenceCounting.rst @@ -1347,7 +1347,7 @@ object pointer. The corresponding actual sequence executed is the However, under certain circumstances, ARC is permitted to re-order and eliminate operations in a manner which may alter the overall computation history beyond what is permitted by the general "as if" -rule of C/C++ and the :ref:`restrictions <_arc.objects.retains>` on +rule of C/C++ and the :ref:`restrictions <arc.objects.retains>` on the implementation of ``retain`` and ``release``. .. admonition:: Rationale @@ -1359,6 +1359,7 @@ the implementation of ``retain`` and ``release``. example, consider the following code: .. code-block:: objc + id x = _ivar; [x foo]; @@ -1450,7 +1451,7 @@ dependency is not carried by values that are stored to objects. itself cause dependence, but since generally the optimizer will not be able to prove that the function doesn't depend on that parameter, it will be forced to conservatively assume it does. - + Dependency propagates to values loaded from a pointer because those values might be invalidated by deallocating the object. For example, given the code ``__strong id x = p->ivar;``, ARC must not |