Re: [PATCH] Fix cygwin build error with i386-linux-tdep.c

Hui Zhu
2009-08-30T23:43:46Z

On Mon, Aug 31, 2009 at 07:39, Jiang Jilin<freephp@gmail.com> wrote:
> On Sun, Aug 30, 2009 at 11:22 PM, Hui Zhu<teawater@gmail.com> wrote:
>> On Sun, Aug 30, 2009 at 23:13, Jiang Jilin<freephp@gmail.com> wrote:
>>> On Sun, Aug 30, 2009 at 9:15 PM, Hui Zhu<teawater@gmail.com> wrote:
>>>> Hi guys,
>>>>
>>>>   if (tmpu32 > 499)
>>>>     {
>>>>       printf_unfiltered (_("Process record and replay target doesn't "
>>>> -                           "support syscall number %u\n"), tmpu32);
>>>> +                           "support syscall number %u\n"), (unsigned) tmpu32);
>>>>       return -1;
>>>>     }
>>>>
>>>
>>> Sorry, it's not clear to me.
>>>
>>> when looking into the code, I found the type of tmpu32 is uint32_t,
>>> why did the gcc complain "warning: unsigned int format, uint32_t arg
>>> (arg 2)"?
>>>
>>> %u doesn't mean unsigned int?
>>>
>>
>> Really?  what does it mean?
>
> I mean without your patch, the type of tmpu32 _is_ uint32_t, why did
> gcc complain? and when you cast it to unsigned, the warning
> disappeared?
>

I am not sure the unit32_t in cygwin. But it looks like uint32_t is
not unsigned int in cygwin.
And "unsigned" is seems "unsigned int".

Thanks,
Hui