1 files changed, 5 insertions, 1 deletions

diff --git a/packages/base/src/Data/Packed/Internal/Vector.hs b/packages/base/src/Data/Packed/Internal/Vector.hs
index b49f379..2a6ed2c 100644
--- a/packages/base/src/Data/Packed/Internal/Vector.hs
+++ b/packages/base/src/Data/Packed/Internal/Vector.hs
@@ -24,7 +24,8 @@ module Data.Packed.Internal.Vector (
     cloneVector,
     unsafeToForeignPtr,
     unsafeFromForeignPtr,
-    unsafeWith
+    unsafeWith,
+    Idxs
 ) where
 
 import Data.Packed.Internal.Common
@@ -56,6 +57,8 @@ import Data.Vector.Storable(Vector,
                             unsafeWith)
 
 
+type Idxs = Vector CInt
+
 -- | Number of elements
 dim :: (Storable t) => Vector t -> Int
 dim = Vector.length
@@ -243,6 +246,7 @@ double2FloatV v = unsafePerformIO $ do
 foreign import ccall unsafe "float2double" c_float2double:: TFV
 foreign import ccall unsafe "double2float" c_double2float:: TVF
 
+
 ---------------------------------------------------------------
 
 stepF :: Vector Float -> Vector Float