Re: constante pointers C++

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#9124

From: Slayerke
Date: Fri, 24 May 2002 18:54

37 lines
1980 bytes

Agaricus wrote:

> Hallo,
> 
> Ik probeer het volgende
> 
> 
> #include <iostream.h>
> 
> void main (void)
> {
>  int a = 3;
>  int * const ptr = &a;
> 
>  cout << "a : " << a << endl;
>  cout << "address a : " << &a << endl << endl;
> 
>  cout << "inhoud pointer : " << *ptr << endl;
>  // output : 3
> 
>  cout << "adres in pointer : " << ptr << endl;
>  // output : adres van a
> 
>  cout << "adres van de pointer : " << &ptr << endl;
>  // output :  foutmelding
> }
> 
> als foutmelding krijg ik illegal structure operation.
> 
> Kan iemand me uitleggen waarom je geen adres kan nemen van die pointer
> ? En hoe kan je dat dan wel doen als het eventueel mogenlijk zou zijn?
In g++ compileert & werkt je code perfect, je kan misschien eens proberen 
alle code-optimalisaties uit te schakelen ofzo, en dan nog eens te 
compileren.
-- 
Groeten,
Slayerke

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From: Slayerke <slayerkenospammer@slayerke.co.uk>
Subject: Re: constante pointers C++
Newsgroups: be.comp.programming
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