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Diffstat (limited to 'docs/users_guide/9.8.1-notes.rst')
| -rw-r--r-- | docs/users_guide/9.8.1-notes.rst | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/docs/users_guide/9.8.1-notes.rst b/docs/users_guide/9.8.1-notes.rst index 503105472e..ad6f6f3709 100644 --- a/docs/users_guide/9.8.1-notes.rst +++ b/docs/users_guide/9.8.1-notes.rst @@ -44,6 +44,17 @@ Runtime system ``ghc-prim`` library ~~~~~~~~~~~~~~~~~~~~ +- Primitive pointer comparison functions are now levity-polymorphic, e.g. :: + + sameArray# :: forall {l} (a :: TYPE (BoxedRep l)). Array# a -> Array# a -> Int# + + This change affects the following functions: + + - ``sameArray#``, ``sameMutableArray#``, + - ``sameSmallArray#``, ``sameSmallMutableArray#``, + - ``sameMutVar#``, ``sameTVar#``, ``sameMVar#`` + - ``sameIOPort#``, ``eqStableName#``. + ``ghc`` library ~~~~~~~~~~~~~~~ |