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author | Michael Gottesman <mgottesman@apple.com> | 2013-02-22 00:16:48 +0000 |
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committer | Michael Gottesman <mgottesman@apple.com> | 2013-02-22 00:16:48 +0000 |
commit | 644367c198de78f6e8306bf38a52cd358d0c4c37 (patch) | |
tree | f9310807bb52fe8a443a0a40678b0a4137484eae /docs/AutomaticReferenceCounting.rst | |
parent | c9088966de61c4958efbb7b635dad78d779ac6e6 (diff) | |
download | clang-644367c198de78f6e8306bf38a52cd358d0c4c37.tar.gz clang-644367c198de78f6e8306bf38a52cd358d0c4c37.tar.bz2 clang-644367c198de78f6e8306bf38a52cd358d0c4c37.tar.xz |
Added a footnote to the documentation for objc_storeStrong that makes it clear
that a __strong object of block type is a valid argument to objc_storeStrong but
that an objc_retain and not an objc_retainBlock will be emitted.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@175838 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'docs/AutomaticReferenceCounting.rst')
-rw-r--r-- | docs/AutomaticReferenceCounting.rst | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/docs/AutomaticReferenceCounting.rst b/docs/AutomaticReferenceCounting.rst index 385b51fb19..8993bc7b6b 100644 --- a/docs/AutomaticReferenceCounting.rst +++ b/docs/AutomaticReferenceCounting.rst @@ -2068,7 +2068,7 @@ adequately aligned for a pointer. ``value`` is null or a pointer to a valid object. Performs the complete sequence for assigning to a ``__strong`` object of -non-block type. Equivalent to the following code: +non-block type [*]_. Equivalent to the following code: .. code-block:: objc @@ -2082,6 +2082,11 @@ non-block type. Equivalent to the following code: Always returns ``value``. +.. [*] This does not imply that a ``__strong`` object of block type is an + invalid argument to this function. Rather it implies that an ``objc_retain`` + and not an ``objc_retainBlock`` operation will be emitted if the argument is + a block. + .. _arc.runtime.objc_storeWeak: ``id objc_storeWeak(id *object, id value);`` |