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-rw-r--r--docs/ReleaseNotes.html7
1 files changed, 6 insertions, 1 deletions
diff --git a/docs/ReleaseNotes.html b/docs/ReleaseNotes.html
index acf0e6d150..1dfdfbefe9 100644
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@@ -112,7 +112,12 @@ modes.</p>
<p>All warning and language selection flags which previously accepted
<code>c1x</code> have been updated to accept <code>c11</code>. The old
-<code>c1x</code> forms have been removed.
+<code>c1x</code> forms have been removed.</p>
+
+<p>Clang 3.1 adds a family of <code>__c11_atomic</code> builtins corresponding
+ directly to the <code>_explict</code> versions of the C11 atomic functions.
+ This means that C11's <code>&lt;stdatomic.h&gt;</code> can be implemented in
+ a small set of trivial macros. </p>
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<h3 id="cxxchanges">C++ Language Changes in Clang</h3>