From: simonpj@microsoft.com <unknown>
Date: Tue, 3 Nov 2009 13:33:44 +0000 (+0000)
Subject: Document the fact that impredicative polymorphism is deprecated
X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=commitdiff_plain;h=5da093e75fe1778af0941f096d531d649259fa78

Document the fact that impredicative polymorphism is deprecated

Merge to 6.12
---

diff --git a/docs/users_guide/glasgow_exts.xml b/docs/users_guide/glasgow_exts.xml
index 0988279..6910a59 100644
--- a/docs/users_guide/glasgow_exts.xml
+++ b/docs/users_guide/glasgow_exts.xml
@@ -5684,6 +5684,9 @@ for rank-2 types.
 <sect2 id="impredicative-polymorphism">
 <title>Impredicative polymorphism
 </title>
+<para><emphasis>NOTE: the impredicative-polymorphism feature is deprecated in GHC 6.12, and
+will be removed or replaced in GHC 6.14.</emphasis></para>
+
 <para>GHC supports <emphasis>impredicative polymorphism</emphasis>, 
 enabled with <option>-XImpredicativeTypes</option>.  
 This means