CompileTimeChecker.h File Reference

Macro to check for compile time error ("Modern C++ Design" by A. Alexandrescu, slightly modified to comply with TC2006). More...

Classes

struct CompileTimeChecker< bool >

struct CompileTimeChecker< false >

Defines

#define STATIC_CHECK(expr, msg)

Detailed Description

Macro to check for compile time error ("Modern C++ Design" by A. Alexandrescu, slightly modified to comply with TC2006).

Note:: Usage: STATIC_CHECK(expression, Error_Description); i.e. STATIC_CHECK(sizeof(From) <= sizeof(To), Destination_Type_Too_Narrow);

#define STATIC_CHECK	(	expr,
		msg		)

Value:

{\
    class ERROR_##msg {};\
    (void)sizeof(CompileTimeChecker<(expr) != 0>(&ERROR_##msg()));\
    }