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-rw-r--r--nixos/doc/manual/release-notes/rl-2003.xml9
1 files changed, 9 insertions, 0 deletions
diff --git a/nixos/doc/manual/release-notes/rl-2003.xml b/nixos/doc/manual/release-notes/rl-2003.xml
index caa0de3f05f9..c584fdd3b0e6 100644
--- a/nixos/doc/manual/release-notes/rl-2003.xml
+++ b/nixos/doc/manual/release-notes/rl-2003.xml
@@ -621,6 +621,15 @@ auth required pam_succeed_if.so uid >= 1000 quiet
    </listitem>
    <listitem>
     <para>
+      Haskell <varname>env</varname> and <varname>shellFor</varname> dev shell environments now organized dependencies the same way as regular builds.
+      In particular, rather than receiving all the different lists of dependencies master together as one big lists, and then partitioning into Haskell and non-Hakell dependencies, they work from the original many different dependency parameters and don't need to algorithmically partition anything.
+    </para>
+    <para>
+      This means that if you incorrectly categorize a dependency, e.g. non-Haskell library dependency as a <varname>buildDepends</varname> or run-time Haskell dependency as a <varname>setupDepends</varname>, whereas things would have worked before they may not work now.
+    </para>
+   </listitem>
+   <listitem>
+    <para>
      The <package>gcc-snapshot</package>-package has been removed. It's marked as broken for &gt;2 years and used to point
      to a fairly old snapshot  from the <package>gcc7</package>-branch.
     </para>