this code is working fine,whether u have defined B or not and if you replace
A with B in two macros it is still running well giving output 4 in each case
On Fri, Sep 10, 2010 at 9:59 AM, saurabh agrawal <saurabh...@gmail.com>wrote:
> @umesh kewat
>
> #include<stdio.h>
> int main(){
> int A =4;
>
> #define A B
> #define B A
> printf("%d",A);
> return 0;
> }
>
> This code works fine...but as you have explained the later A used in printf
> statement must have replaced by B. In that case there must be a compiler
> error "The identifier not defined". But this code compiless fine. and there
> seems no visible effect of these two macros.
>
>
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