Yep it does like a bug. I am afraid I am to blame for this....
It is remarkable that this never seems to have given any issues.

Michel


On 04/16/2012 09:24 PM, Byrial Jensen wrote:
> Den 16-04-2012 19:18, h.g.muller@hccn... skrev:
>
>>   book.c: In function 'entry_from_file':
>>   book.c:391:19: warning: 'r' may be used uninitialized in this function [-Wuninitialized]
>>   book.c:400:12: note: 'r' was declared here
>
>
>   >  The one in book.c is a red herring: a pointer to the variable is
> passed to a routine that initializes it,
>   >  but the compiler cannot see that. The warning can be safely
> suppressed by just declaring as r=0.
>
> It sure looks like a genuine bug to me. The variable r is declared in
> function entry_from_file() line 400, and is never initialized before it
> is used in function int_from_file() line 391. Just like gcc says - it
> indeed does some interprocedural analysis.
>
>