Re: [Chicken-hackers] [PATCH] fix incorrect type of jmp_buf

[Jörg F . Wittenberger]

On Jun 18 2013, Peter Bex wrote:

> On Tue, Jun 18, 2013 at 02:50:21PM +0200, Jörg F. Wittenberger wrote:
> > At least I tried not recently, certainly not since the sig*jmp stuff
> > came in.
>
> OK, makes sense.
>
> > Also running my code under valgrind doesn't *really* work.  It did
> > catch some uninitalized variables etc (one "count" is still not fixed in
> > C_reclaim:
> >
> >
> >    if(gc_mode == GC_REALLOC) {
> >      C_rereclaim2(percentage(heap_size, C_heap_growth), 0);
> >      gc_mode = GC_MAJOR;
> >      count = (C_uword)tospace_top - (C_uword)tospace_start;
> >      goto i_like_spaghetti;
> >    }
> >
> > The "count" above.
>
> What, specifically, is wrong with it?

Rigth before "goto i_like_italian_food" there is no assignment to "count"
in the chicken source.  Valgrind therefore complains about the possible use
of an uninitialized variable.

> Cheers,
> Peter