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Diffstat (limited to 'docs/users_guide/9.4.1-notes.rst')
| -rw-r--r-- | docs/users_guide/9.4.1-notes.rst | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/docs/users_guide/9.4.1-notes.rst b/docs/users_guide/9.4.1-notes.rst index ce70b8e98d..0e776672eb 100644 --- a/docs/users_guide/9.4.1-notes.rst +++ b/docs/users_guide/9.4.1-notes.rst @@ -13,6 +13,9 @@ Compiler defaults for ambiguous variables that would otherwise cause errors just like the built-in defaulting mechanism. +- The way GHC checks for representation polymorphism has been overhauled: + all the checks are now done during typechecking. The error messages + now contain more detailed information about the specific check that was performed. ``base`` library ~~~~~~~~~~~~~~~~ |