diff -uN v1/x.cpp v2/x.cpp
--- v1/x.cpp	2009-02-12 12:18:45.706375000 +0000
+++ v2/x.cpp	2009-02-12 12:19:19.534500000 +0000
@@ -1,4 +1,7 @@
-main()
+int main()
 {
     printf("Teste");
+    
+    printf("Teste 2");
+    return 0;
 }
\ No newline at end of file