diff --git a/ZCppMainTest/ZtCArray_000.cpp b/ZCppMainTest/ZtCArray_000.cpp
index 310b43f..56a32b5 100644
--- a/ZCppMainTest/ZtCArray_000.cpp
+++ b/ZCppMainTest/ZtCArray_000.cpp
@@ -73,6 +73,13 @@ namespace ZNsMain
                 using namespace std    ;
                 using namespace ZNsMain;
 
+            #if defined(__linux__) && defined(__GNUC__)
+                cout<<"# __GNUC__ : "<<__GNUC__<<endl;
+            #endif
+            #if defined(__cplusplus)
+                cout<<"# __cplusplus : "<<__cplusplus<<endl;
+            #endif
+
                 typedef ZtCArray<int>    CArray  ;
                 typedef CArray::IterEasy IterEasy;