warn_no_explicit_virtual. NXP CodeWarrior Development Studio

Chapter 29 Pragmas for C++

29.44 warn_no_explicit_virtual

Controls the issuing of warning messages if an overriding function is not declared with a virtual keyword.

Syntax

#pragma warn_no_explicit_virtual on | off | reset

Remarks

Listing 29-15 on page 455 shows an example.

Listing 29-15. Example of warn_no_explicit_virtual pragma

#pragma warn_no_explicit_virtual on struct A {

virtual void f();

}; struct B {

void f();

// WARNING: override B::f() is declared without virtual keyword

}

Tip

This warning message is not required by the ISO/IEC

14882:2003 C++ standard, but can help you track down unwanted overrides.

This pragma does not correspond to any panel setting. By default, this pragma is off

.

29.45 warn_no_typename

Controls the issuing of warning messages for missing typenames

.

Syntax

#pragma warn_no_typename on | off | reset

Remarks

CodeWarrior Development Studio for Power Architecture Processors Build Tools Reference Manual, Rev.

10.6, 02/2014

Freescale Semiconductor, Inc.

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