Some tests are reduced to single cpp.

cpp/multiple_derivation.cpp

@@ -0,0 +1,123 @@
+
+#include <stdio.h>
+#include <windows.h>
+
+class a
+{
+public:
+	virtual void f() = 0;
+};
+
+class b : public virtual a
+{
+public:
+	virtual void g() = 0;
+};
+
+class c : public virtual a
+{
+	int n;
+
+public:
+	c()
+	{ n = 0; }
+
+	virtual void f()
+	{ ++n; }
+};
+
+class d : public b, public c
+{
+public:
+//	virtual void f()
+//	{
+//		c::f();
+//	}
+
+	virtual void g()
+	{
+		puts( "d::g()" );
+	}
+};
+
+class a2
+{
+public:
+	virtual void f() = 0;
+};
+
+class b2 : public virtual a
+{
+public:
+	virtual void g() = 0;
+};
+
+class c2 : public a2
+{
+	int n;
+
+public:
+	c2()
+	{ n = 0; }
+
+	virtual void f()
+	{ ++n; }
+};
+
+class d2 : public b2, public c2
+{
+public:
+	virtual void f()
+	{
+		c2::f();
+	}
+
+	virtual void g()
+	{
+		puts( "d::g()" );
+	}
+};
+
+
+int main(int argc, const char * argv[])
+{
+	const int nAmount = 1000000000;
+
+	d o;
+	d2 o2;
+
+	int nWins1 = 0;
+	int nWins2 = 0;
+
+	//for ( ; true ; )
+	{
+		DWORD dwStart = GetTickCount();
+
+		for ( register int n = nAmount; n; --n )
+			o.f();
+		
+		DWORD dwDuration = GetTickCount() - dwStart;
+		printf( "Virtual inheritence takes %dms\n", dwDuration );
+
+
+
+		DWORD dwStart2 = GetTickCount();
+
+		for ( register int n = nAmount; n; --n )
+			o2.f();
+		
+		DWORD dwDuration2 = GetTickCount() - dwStart2;
+		printf( "Redirection of function %dms\n", dwDuration2 );
+
+		if ( dwDuration2 > dwDuration )
+			++nWins1;
+		else
+			++nWins2;
+
+		printf( "count %d : %d\n\n", nWins1, nWins2 );
+	}
+
+
+	return 0;
+}
+

cpp/std_locale.cpp

@@ -0,0 +1,32 @@
+/* Check cf5-opt.vim defs.
+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 <locale>
+#include <iostream>
+
+int main(int argc, const char* argv[])
+try
+{
+	std::cout << "name of current global locale: " << std::locale().name() << "\n";
+	std::cout << "name of classic C locale: " << std::locale::classic().name() << "\n";
+	std::cout << "name of \"user's preferred locale\": " << std::locale("").name () << "\n";
+
+	std::cout.imbue( std::locale( "fr" ) );
+	std::cerr.imbue( std::locale( "en_US" ) );
+
+	std::cout << "fr: " << 1.1 << std::endl;
+	std::cerr << "us: " << 1.1 << std::endl;
+	return 0;
+}
+catch (...)
+{
+	std::cerr << "crash!!!" << std::endl;
+	return 1;
+}