Re: [Sdcc-user] cooking with pointers

[Bernhard H. <Ber...@be...>]

> void command(byte cmd){
>   byte i=a1->count_of;
>
>   do{
>     if(a1->commands[--i]==cmd){
>       (*(a1->what_to_do)[i])();
>       // Here comes debugging stuff
>       Disp_dec(cmd);
>       Disp_char(a1->commands[i]);
>       break;
>     }
>   }while(i);
> }
>
> My Problem:
> It always finds the correct command in the command-string after the right
number of loops AND it calls a function out of the array BUT it calls ONLY
the first function "function1", even if I give him a '6' or a '1' or
> whatelse.
>
> Please give me a breakthrough or at least an idea where am I could be
blocked @:?

I didn't really dig into your code. But in the loop above an ugly bug
concerning liferanges could be involved. Try:

volatile byte i = a1->count_of;

If this doesn't help, try to define everything as volatile. Or try to
disable all opimizations.

Bernhard