RE: [Dev-C++] Foward declaration

[Ioannis V. <no...@ho...>]

ANSI C++ forbids the definition of an object before its type is defined.
It's not a compiler problem.



Ioannis

* Ioannis Vranos
* Programming pages: http://www.noicys.cjb.net
* Alternative URL: http://run.to/noicys


> -----Original Message-----
> From: dev...@li... 
> [mailto:dev...@li...] On Behalf 
> Of Lums Bras
> Sent: Tuesday, May 07, 2002 7:51 PM
> To: dev...@li...
> Subject: [Dev-C++] Foward declaration
> 
> 
> I've tried to compiled the following program
> with dev-c but it seams that the Migw compiler
> does not accept foward declarations. Can anyone
> help me?
> 
> +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
> class ClassB;
> 
> class ClassA
> {
>    public:
>      int      m_ClassA;
>      ClassB   m_ClassB;
>    ClassA(void)
>    {
>      m_ClassA = 1;
>    };
>    void InitializeWith( int iClassA )
>    {
>      m_ClassA = iClassA;
>      m_ClassB.InitializeWith( iClassA );
>    };
> };
> 
> class ClassB
> {
>    public:
>      int      m_ClassB;
>      ClassA   m_ClassA;
>    ClassB(void)
>    {
>      m_ClassB = 1;
>    };
>    void InitializeWith( int iClassB )
>    {
>      m_ClassB = iClassB;
>      m_ClassA.InitializeWith( iClassB );
>    };
> };
> 
> int main(int argc, char *argv[])
> {
>   ClassA TClassA;
>   ClassB TClassB;
> 
>   TClassA.InitializeWith( 10 );
>   TClassB.InitializeWith( 20 );
> 
>   return 0;
> }
> +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
> 
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