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-rw-r--r--docs/ReleaseNotes.html2
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diff --git a/docs/ReleaseNotes.html b/docs/ReleaseNotes.html
index 6d286cd4b1..fc6f15b9ed 100644
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@@ -115,6 +115,8 @@ that support it.</li>
<li>The X86 backend now generates <b>substantially</b> better native code, and is faster.</li>
<li>The C backend has been turned moved from the "llvm-dis" tool to the "llc"
tool. You can activate it with "<tt>llc -march=c foo.bc -o foo.c</tt>".</li>
+<li>LLVM includes a new interprocedural optimization that marks global variables
+"constant" when they are provably never written to.</li>
</ol>