Add a few items to the 3.7 release note, from Rafael

git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_37@242962 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/docs/ReleaseNotes.rst b/docs/ReleaseNotes.rst
index 41610f3f9f6da86223a1286f8f768d45fbcf27a8..37d2663c94a8f6bd634cbc6355e77f7741827bc1 100644 (file)
--- a/docs/ReleaseNotes.rst
+++ b/docs/ReleaseNotes.rst
@@ -53,6 +53,19 @@ Non-comprehensive list of changes in this release
   a pointer to make it explicit. The Module owns the datalayout and it has to
   match the one attached to the TargetMachine for generating code.
 
+* Comdats are now ortogonal to the linkage. LLVM will not create
+  comdats for weak linkage globals and the frontends are responsible
+  for explicitly adding them.
+
+* On ELF we now support multiple sections with the same name and
+  comdat. This allows for smaller object files since multiple
+  sections can have a simple name (`.text`, `.rodata`, etc).
+
+* LLVM now lazily loads metadata in some cases. Creating archives
+  with IR files with debug info is now 25X faster.
+
+* llvm-ar can create archives in the BSD format used by OS X.
+
 * ... next change ...
 
 .. NOTE