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Diffstat (limited to 'docs/users_guide/using-warnings.rst')
| -rw-r--r-- | docs/users_guide/using-warnings.rst | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/docs/users_guide/using-warnings.rst b/docs/users_guide/using-warnings.rst index 6ddeb66e41..db91a760de 100644 --- a/docs/users_guide/using-warnings.rst +++ b/docs/users_guide/using-warnings.rst @@ -275,8 +275,13 @@ of ``-W(no-)*``. :since: 8.10 Warns on qualified imports of core library modules which are subject to - change in future GHC releases. Currently there are no modules - covered by this warning. + change in future GHC releases. Currently the following modules are covered + by this warning: + + - ``Data.List`` due to the future addition of ``Data.List.singleton`` and + specialisation of exports to the ``[]`` type. See the + `mailing list <https://groups.google.com/forum/#!topic/haskell-core-libraries/q3zHLmzBa5E>`_ + for details. This warning can be addressed by either adding an explicit import list or using a ``qualified`` import. |