cf5-opt is configured for windows.

_.cpp is updated for more options.
Also a test is done on implicite copy constructor generation for a derived
class.

_.cpp

@@ -1,18 +1,18 @@
 /* Check cf5-opt.vim defs.
-VIM: let g:lcppflags="-std=c++11 -O2"
-VIM: let g:cppflags=g:boost.g:tbb.g:tbbmalloc.g:tbbmproxy
-VIM: let g:ldlibpath=g:boostld.g:tbbld
-VIM: let g:cf5output=0
+VIM: let g:lcppflags="-std=c++11 -O2 -pthread"
+VIM: let g:wcppflags="/O2 /EHsc /DWIN32"
+VIM: let g:cppflags=g:Iboost.g:Itbb
+VIM: let g:ldflags=g:Lboost.g:Ltbb.g:tbbmalloc.g:tbbmproxy
+VIM: let g:ldlibpath=g:Bboost.g:Btbb
+VIM: let g:argv=""
+VIM-: let g:cf5output=0
 */
 #include <iostream>
 #include <exception>
 
-
-
 int main ( void )
 {try{
 
-
 	return 0;
 }
 catch ( const std::exception& e )