[clang-format] Add raw string formatting to release notes

Reviewers: hans

Reviewed By: hans

Subscribers: cfe-commits

Differential Revision: https://reviews.llvm.org/D46572

llvm-svn: 331750
diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst
index 0f63e8b..4cb41b2 100644
--- a/clang/docs/ReleaseNotes.rst
+++ b/clang/docs/ReleaseNotes.rst
@@ -216,6 +216,10 @@
 clang-format
 ------------
 
+- Clang-format will now support detecting and formatting code snippets in raw
+  string literals.  This is configured through the `RawStringFormats` style
+  option.
+
 - ...
 
 libclang