Re: [sdcc-devel] Function pointers

[Michael H. <mic...@ju...>]

Out of interest, what is the purpose of this code?  If you want f to be
called, then you have to de-reference i when calling it as in:

int fun(void) { ... }

int callsfun(void) {
  void (*pfun)(void) = f;

  return (*pfun)();
}

-- Michael

On 1 Oct 2001, Ross Burton wrote:

> (hi again)
>
> GCC likes this code as well:
>
> void f(void) {}
> int main(void) {
>   void (*i)(void) = f;
>   return (int)i;
> }
>
> SDCC however gives this:
>
> test2.c(4):warning *** pointer types incompatible
> from type 'function void ' to type '_code * function void '
>
> So how do we use function pointers? :-)
>
> Ross
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