From c88653ab60281634899f10b80464f74d315c7e11 Mon Sep 17 00:00:00 2001
From: Fedor Gogolev <knsd@knsd.net>
Date: Sat, 21 Dec 2013 17:27:02 +0400
Subject: [PATCH] Compile without warnings in 7.4 and 7.6

---
 System/IO/Pipeline.hs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/System/IO/Pipeline.hs b/System/IO/Pipeline.hs
index 18b109c..ea68602 100644
--- a/System/IO/Pipeline.hs
+++ b/System/IO/Pipeline.hs
@@ -2,9 +2,15 @@
 
 A pipeline closes itself when a read or write causes an error, so you can detect a broken pipeline by checking isClosed.  It also closes itself when garbage collected, or you can close it explicitly. -}
 
-{-# LANGUAGE DoRec, RecordWildCards, NamedFieldPuns, ScopedTypeVariables #-}
+{-# LANGUAGE RecordWildCards, NamedFieldPuns, ScopedTypeVariables #-}
 {-# LANGUAGE CPP #-}
 
+#if (__GLASGOW_HASKELL__ >= 706)
+{-# LANGUAGE RecursiveDo #-}
+#else
+{-# LANGUAGE DoRec #-}
+#endif
+
 module System.IO.Pipeline (
 	IOE,
 	-- * IOStream