Index: /trunk/Mars/mcore/factfits.h
===================================================================
--- /trunk/Mars/mcore/factfits.h	(revision 17037)
+++ /trunk/Mars/mcore/factfits.h	(revision 17038)
@@ -85,5 +85,5 @@
 
              const int16_t *cal = off+modStart;
-             const int16_t *end = data+fNumRoi;
+             const int16_t *end_stride = data+fNumRoi;
 
              if (modStart+fNumRoi>1024)
@@ -94,5 +94,5 @@
                  cal = off;
              }
-             while (data<end)
+             while (data<end_stride)
                  *data++ += *cal++;
          }