[Git][ghc/ghc][master] Mention flags that are not enabled by -Wall (#18372)

[Marge Bot]

 Marge Bot pushed to branch master at Glasgow Haskell Compiler / GHC


Commits:
34be6523 by Valery Tolstov at 2020-07-03T02:50:03-04:00
Mention flags that are not enabled by -Wall (#18372)

* Mention missing flags that are not actually enabled by -Wall (docs/users_guide/using-warnings.rst)
* Additionally remove -Wmissing-monadfail-instances from the list of flags enabled by -Wcompat, as it is not the case since 8.8

- - - - -


1 changed file:

- docs/users_guide/using-warnings.rst


Changes:

=====================================
docs/users_guide/using-warnings.rst
=====================================
@@ -94,6 +94,11 @@ The following flags are simple ways to select standard "packages" of warnings:
         * :ghc-flag:`-Wpartial-fields`
         * :ghc-flag:`-Wmissed-specialisations`
         * :ghc-flag:`-Wall-missed-specialisations`
+        * :ghc-flag:`-Wcpp-undef`
+        * :ghc-flag:`-Wduplicate-constraints`
+        * :ghc-flag:`-Wmissing-deriving-strategies`
+        * :ghc-flag:`-Wunused-packages`
+        * :ghc-flag:`-Wunused-type-patterns`
 
 .. ghc-flag:: -Weverything
     :shortdesc: enable all warnings supported by GHC
@@ -119,7 +124,6 @@ The following flags are simple ways to select standard "packages" of warnings:
     .. hlist::
         :columns: 3
 
-        * :ghc-flag:`-Wmissing-monadfail-instances`
         * :ghc-flag:`-Wsemigroup`
         * :ghc-flag:`-Wnoncanonical-monoid-instances`
         * :ghc-flag:`-Wstar-is-type`



View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/34be6523a220b2be972b391d8ad26b75f7c26eb1

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View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/34be6523a220b2be972b391d8ad26b75f7c26eb1
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