Index: /issm/trunk/src/c/solutions/diagnostic_core.cpp
===================================================================
--- /issm/trunk/src/c/solutions/diagnostic_core.cpp	(revision 7011)
+++ /issm/trunk/src/c/solutions/diagnostic_core.cpp	(revision 7012)
@@ -61,5 +61,5 @@
 	}
 
-	if (ismacayealpattyn^isstokes){
+	if (ismacayealpattyn ^ isstokes){ // ^ = xor
 		
 		_printf_(VerboseControl(),"%s\n","   computing velocities");