From e783afe87fd5ababee00bf1d76c68f3ea1bbdf9d Mon Sep 17 00:00:00 2001
From: Evghenii <egaburov@dds.nl>
Date: Wed, 29 Jan 2014 10:47:26 +0100
Subject: [PATCH] +added a comment

---
 examples_ptx/radixSort/radixSort.ispc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/examples_ptx/radixSort/radixSort.ispc b/examples_ptx/radixSort/radixSort.ispc
index 8678be65..6a3d87f4 100644
--- a/examples_ptx/radixSort/radixSort.ispc
+++ b/examples_ptx/radixSort/radixSort.ispc
@@ -74,8 +74,8 @@ void sortPass(
   const uniform int mask = (1 << NUMBITS) - 1;
 
   const int unitScan     = exclusive_scan_add(1);
-  const int unitScanHalf = exclusive_scan_add((int)(programIndex >= programCount/2));
-  
+ 
+ /* copy digit offset from Gmem to Lmem */ 
   uniform int digitOffsets[NUMDIGITS];
   foreach (digit = 0 ... NUMDIGITS)
     digitOffsets[digit] = digitOffsetsAll[blockIdx*NUMDIGITS + digit];