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@@ -79,6 +79,10 @@ Compiler
- GHC now supports British spelling of :extension:`GeneralizedNewtypeDeriving`.
+- GHC now does significantly more constant folding in its core-to-core optimiser.
+ This will result in significantly better code being generated for some
+ programs. See :ghc-ticket:`9136`.
+
- The code-generation effects of :ghc-flag:`-dynamic` can now be
enabled independently by the flag
:ghc-flag:`-fexternal-dynamic-refs`. If you don't know why you might