diff --git a/src/PrivateAnalyzer/region.cpp b/src/PrivateAnalyzer/region.cpp
index 94b94fd..252c9d2 100644
--- a/src/PrivateAnalyzer/region.cpp
+++ b/src/PrivateAnalyzer/region.cpp
@@ -14,7 +14,6 @@ using namespace std;
 
 static bool isParentStmt(SgStatement* stmt, SgStatement* parent)
 {
-    // && sgStats.find(stmt->thebif) == sgStats.end()
     for (; stmt; stmt = stmt->controlParent())
         if (stmt == parent)
             return true;