Old bug on QuickSort

Src/Utils/FQuickSort.hpp

@@ -76,6 +76,32 @@ protected:
         return left;
     }
 
+  /* A local iteration of qs */
+  static void QsLocal(SortType array[], const CompareType& pivot,
+		      IndexType myLeft, IndexType myRight,
+		      IndexType& prefix, IndexType& sufix){
+    
+    IndexType leftIter = myLeft;
+    IndexType rightIter = myRight;
+    
+    while(true){
+      while(CompareType(array[leftIter]) <= pivot && leftIter < rightIter){
+	++leftIter;
+      }
+      while(leftIter <= rightIter && pivot < CompareType(array[rightIter])){
+	--rightIter;
+      }
+      if(rightIter < leftIter) break;
+
+      Swap(array[leftIter],array[rightIter]);
+      ++leftIter;
+      --rightIter;
+    }
+ 
+    prefix = leftIter - myLeft;
+    sufix = myRight - myLeft - prefix + 1;
+  }
+
     /* The sequential qs */
     static void QsSequentialStep(SortType array[], const IndexType left, const IndexType right){
         if(left < right){