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Re: Could someone tell me what is wrong here?
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Hi,
On 01/19/2011 11:53 PM, Brian Budge wrote:
> 2011/1/19 Zdeněk Sojka <zsojka@seznam.cz>:
>>
>>> ------------ Původní zpráva ------------ Od: Brian Budge
>>> <brian.budge@gmail.com> Předmět: Re: Could someone tell me what
>>> is wrong here? Datum: 19.1.2011 23:02:57
>>> ---------------------------------------- On Wed, Jan 19, 2011 at
>>> 1:54 PM, Jonathan Wakely <jwakely.gcc@gmail.com> wrote:
>>>> On 19 January 2011 21:22, Brian Budge wrote:
>>>>> I haven't done an in-depth analysis of your code, but I
>>>>> noticed that in my own code, that casting a bool to an
>>>>> integer type did not always yield 0 or 1 (I believe this was
>>>>> new in 4.5x). I ended up changing from += (uint32_t)mybool
>>>>> to += mybool ? 1 : 0
>>>>>
>>>>> Does this help in your code?
>>>>
>>>> That would be a (fairly serious IMHO) bug, if you can reproduce
>>>> it please report it to bugzilla.
>>>
>>> I'll see if I can work up a minimal repro.
>>
>> Sorry, I didn't notice this issue is being discussed here as well.
>> I have already opened
>> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47365 for that.
>>
>> Zdenek
>>
>
> Is this the same issue?
I believe it's the same, Vegard discussed this through IRC, and this is
meant to be the reduced down version of the same bug.
> I don't see casting through a bool in your attached example.
I believe casting through a bool was not part of this problem (doing "b
? 1 : 0" doesn't fix my example).
Bests,
Mate
- --
Mate Soos
Security Research Labs
http://www.srlabs.de
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