Easy c debugging question

Joerg Sonnenberger joerg at britannica.bec.de
Tue Mar 29 09:44:22 PST 2005


On Tue, Mar 29, 2005 at 05:32:23PM +0300, Dennis Melentyev wrote:
> walt wrote:
> >printf("user=%16d\n", k->cp_user);
> 
> The hint:
> 
> Just use -Wformat or even -Wall, -pedantic and -Werror in gcc command 
> line and _*READ*_ the warnings.
[...]
> 
> So, you're trying to spoil the stack putting there 64bit values but 
> extracting the 32bit ones...

Right. You should include inttypes.h and use e.g. PRId64 to format it.

Joerg





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