From 2ee1e694b63846b179712ecd3aa019aea0a8b5cd Mon Sep 17 00:00:00 2001
From: Ben Gamari <ben@smart-cactus.org>
Date: Thu, 26 Nov 2015 00:21:13 +0100
Subject: [PATCH] users guide: Add note about #11108 to bugs section
---
docs/users_guide/bugs.xml | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/docs/users_guide/bugs.xml b/docs/users_guide/bugs.xml
index 3eb5304221dd..858291ffc5dd 100644
--- a/docs/users_guide/bugs.xml
+++ b/docs/users_guide/bugs.xml
@@ -564,6 +564,14 @@ checking for duplicates. The reason for this is efficiency, pure and simple.
</para>
</listitem>
+ <listitem>
+ <para>There is known to be maleficent interactions between weak
+ references and laziness. Particularly, it has been observed that placing a thunk
+ containing a reference to a weak reference inside of another weak reference may
+ cause runtime crashes. See <ulink
+ href="https://ghc.haskell.org/trac/ghc/ticket/11108">Trac #11108</ulink>
+ for details.</para>
+ </listitem>
</itemizedlist>
</sect2>
--
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