"ptrmsimatch" compile warnings (8.2.2-P7)

[Tom Kacvinsky]

These are mostly harmless.  The pointer mismatches you'll want to watch out for
are of the form casting a "pointer to integer" variable to a "pointer to a long
int" variable.  These cause the famous unaligned access errors.

Tom
    

On Thu, 16 Nov 2000 gschmid at notes.cc.sunysb.edu wrote:

> 
> Hi,
> 
> I got the following warnings while compiling
> 8.2.2-P7 on DEC UNIX V4.0F.
> 
> When I built 8.2.2-P5 on this same machine & O/S
> I didn't get these warnings.
> 
> The make finished and all the executables were built.
> I think.
> 
> How severe are these?  Are they truly just "Warnings"
> that I can ignore or do I need to fix something and
> redo my "make all"?  If so, any hint would be greatly
> appreciated.
> 
> Thanks a lot
> 
> ------------------------------
> cc: Warning: ns_req.c, line 1876: In this statement,
> the referenced type of the pointer value "comp_ptrs" is
> "pointer to unsigned char", which is not compatible with
> "pointer to const unsigned char".
> (ptrmismatch)
>  ns_name_rollback(buf, comp_ptrs, edp);
> ------------------------------^
> cc: Warning: ns_req.c, line 1876: In this statement,
> the referenced type of the pointer value "edp" is
> "pointer to unsigned char", which is not compatible with
> "pointer to const unsigned char".
> (ptrmismatch)
>  ns_name_rollback(buf, comp_ptrs, edp);
> -----------------------------------------^
> cc: Warning: ns_req.c, line 2002: In this statement,
> the referenced type of the pointer value "dnptrs" is
> "pointer to unsigned char", which is not compatible with
> "pointer to const unsigned char".
> (ptrmismatch)
>  ns_name_rollback(save_cp, dnptrs, dnptrs_end);
> ----------------------------------------------------------^
> cc: Warning: ns_req.c, line 2002: In this statement,
> the referenced type of the pointer value "dnptrs_end" is
> "pointer to unsigned char", which is not compatible with
> "pointer to const unsigned char".
> (ptrmismatch)
>   ns_name_rollback(save_cp, dnptrs, dnptrs_end);
> ------------------------------------------------------------------^
> 
> 
>