From 25973e7498af7649c614b6f05c6c3b8cc3f24637 Mon Sep 17 00:00:00 2001
From: Alberto Ruiz <aruiz@um.es>
Date: Mon, 16 Jun 2014 17:57:57 +0200
Subject: conditional compilation of static interface

---
 packages/base/src/Numeric/LinearAlgebra/Static.hs   | 21 +++++++++++++++++++++
 .../src/Numeric/LinearAlgebra/Static/Internal.hs    |  9 +++++++++
 2 files changed, 30 insertions(+)

(limited to 'packages/base/src/Numeric')

diff --git a/packages/base/src/Numeric/LinearAlgebra/Static.hs b/packages/base/src/Numeric/LinearAlgebra/Static.hs
index 4258d6b..388d165 100644
--- a/packages/base/src/Numeric/LinearAlgebra/Static.hs
+++ b/packages/base/src/Numeric/LinearAlgebra/Static.hs
@@ -1,3 +1,5 @@
+#if __GLASGOW_HASKELL__ >= 708
+
 {-# LANGUAGE DataKinds #-}
 {-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE GeneralizedNewtypeDeriving #-}
@@ -616,4 +618,23 @@ instance (KnownNat n', KnownNat m') => Testable (L n' m')
   where
     checkT _ = test
 
+#else
+
+{- |
+Module      :  Numeric.LinearAlgebra.Static
+Copyright   :  (c) Alberto Ruiz 2014
+License     :  BSD3
+Stability   :  experimental
+
+Experimental interface with statically checked dimensions.
+
+This module requires GHC >= 7.8
+
+-}
+
+module Numeric.LinearAlgebra.Static
+{-# WARNING "This module requires GHC >= 7.8" #-}
+where
+
+#endif
 
diff --git a/packages/base/src/Numeric/LinearAlgebra/Static/Internal.hs b/packages/base/src/Numeric/LinearAlgebra/Static/Internal.hs
index c9641d5..b13c264 100644
--- a/packages/base/src/Numeric/LinearAlgebra/Static/Internal.hs
+++ b/packages/base/src/Numeric/LinearAlgebra/Static/Internal.hs
@@ -1,3 +1,5 @@
+#if __GLASGOW_HASKELL__ >= 708
+
 {-# LANGUAGE DataKinds #-}
 {-# LANGUAGE KindSignatures #-}
 {-# LANGUAGE GeneralizedNewtypeDeriving #-}
@@ -420,3 +422,10 @@ instance KnownNat n => Disp (C n)
         putStr "C " >> putStr (tail . dropWhile (/='x') $ su)
 
 --------------------------------------------------------------------------------
+
+#else
+
+module Numeric.LinearAlgebra.Static.Internal where
+
+#endif
+
-- 
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