@sagar: bt i dint understand how is it done
what if we had something like (++x)*(++x)*(++x)*(++x) thn how wud it be
evaluated in gcc?
and since it is giving diff ans on diff compilers that is wat i mean by
being undefined...
On Fri, Aug 12, 2011 at 1:05 AM, Puneet Chawla <puneetchawla...@gmail.com>wrote:
> @Aditi i thnk sagar parteek is right ...in turbo compiler it's incrementing
> and finally max of all values and multiply the value means pre
> increment->evaluate->postincrement
>
>
> On Fri, Aug 12, 2011 at 1:02 AM, sagar pareek <sagarpar...@gmail.com>wrote:
>
>> well its always depends on compiler to compiler
>> in turbo c it will first increment all x
>> results in
>> c=6*6*6
>> c=216
>>
>> but in gcc it will be as explained by me above
>>
>>
>> On Fri, Aug 12, 2011 at 12:56 AM, aditi garg
>> <aditi.garg.6...@gmail.com>wrote:
>>
>>> i think it wud be undefined...the value is getting modified more than
>>> once and hence violating the sequence points rule...plz corect me if im
>>> wrong...
>>>
>>>
>>> On Fri, Aug 12, 2011 at 12:48 AM, Puneet Chawla <
>>> puneetchawla...@gmail.com> wrote:
>>>
>>>> In turbo compiler it's o/p is 216 and in dev it's 150..
>>>> Help me out..
>>>>
>>>>
>>>> On Fri, Aug 12, 2011 at 12:45 AM, sagar pareek
>>>> <sagarpar...@gmail.com>wrote:
>>>>
>>>>> after expansion of macro
>>>>> it will be c=(++x)*(++x)*(++x);
>>>>>
>>>>> now it be solved as
>>>>> c= 5*5*(++x);
>>>>> c=25*6;
>>>>> c=150
>>>>>
>>>>>
>>>>> On Fri, Aug 12, 2011 at 12:38 AM, Puneet Chawla <
>>>>> puneetchawla...@gmail.com> wrote:
>>>>>
>>>>>> #define cube(x) (x)*(x)*(x)
>>>>>> main()
>>>>>> {
>>>>>> int x=3,c;
>>>>>> c=cube(++x);
>>>>>> printf("%d",c);
>>>>>>
>>>>>> return 0;
>>>>>> }
>>>>>>
>>>>>> will anyone please tell me why o/p is 150.?
>>>>>>
>>>>>> --
>>>>>> With regards
>>>>>> ............
>>>>>> Puneet Chawla
>>>>>>
>>>>>> --
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>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> **Regards
>>>>> SAGAR PAREEK
>>>>> COMPUTER SCIENCE AND ENGINEERING
>>>>> NIT ALLAHABAD
>>>>>
>>>>> --
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>>>>
>>>>
>>>>
>>>> --
>>>> With regards
>>>> ............
>>>> Puneet Chawla
>>>> Computer Engineering Student
>>>> NIT Kurukshetra
>>>>
>>>> --
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>>>
>>>
>>>
>>> --
>>> Aditi Garg
>>> Undergraduate Student
>>> Electronics & Communication Divison
>>> NETAJI SUBHAS INSTITUTE OF TECHNOLOGY
>>> Sector 3, Dwarka
>>> New Delhi
>>>
>>>
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>>
>>
>>
>> --
>> **Regards
>> SAGAR PAREEK
>> COMPUTER SCIENCE AND ENGINEERING
>> NIT ALLAHABAD
>>
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>>
>
>
>
> --
> With regards
> ............
> Puneet Chawla
> Computer Engineering Student
> NIT Kurukshetra
>
> --
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>
--
Aditi Garg
Undergraduate Student
Electronics & Communication Divison
NETAJI SUBHAS INSTITUTE OF TECHNOLOGY
Sector 3, Dwarka
New Delhi
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