Error comparing void pointer on HP Itanium

[Artūras Moskvinas]

Radhika M G wrote:
> Hi,
> 
> I have this piece of code which compiles on HP11i (HP11.11) machine but
> throws error on HP Itanium (HP 11.23). 
> 
> #include<stdarg.h>
> 
> main()
> {
>   va_list ptr;
> 
>    if(ptr == NULL)
>        printf("It works!");
>   else
>              printf("It does not work!\n");
> 
> }
> 
> The error thrown on itanium is: 
> "rad.c", line 8: error #2041: expression must have arithmetic or pointer
> type
>     if(ptr == NULL)
> 
> What changes do I make in the code so that the code compiles on both HP11.11
> and HP11.23? 
Hello,

Please specify your gcc versions (gcc -v) on those machines. I hope it
is gcc, the error message formating does not look usual for gcc. And
command line used to compile the code.

Arturas M.