fix isPow2

AccelerateHS · Feb 6, 2017 · 5dc6178 · 5dc6178
1 parent 826f70d
commit 5dc6178
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/Data/Array/Accelerate/Math/FFT.hs b/Data/Array/Accelerate/Math/FFT.hs
@@ -302,5 +302,7 @@ append xs ys
 
 
 isPow2 :: Int -> Bool
+isPow2 0 = True
+isPow2 1 = False
 isPow2 x = x .&. (x-1) P.== 0