Do you have enough regression test cases available? If not, I would like to
add some.
jl


2008/11/21 Masha Rabinovich <[EMAIL PROTECTED]>

> The was not 1000000000 in the program I am trying to compile with tcc, but
> there was pointer + some small value in constant expression. the only reason
> I put 1000000000 in test case was to see in output a value different from
> regular pointer to be sure the additional is performed.
>
> Something like
>
> ====
>
> char hello[]="hello";
> char*hello10=hello+10;
>
> ====
>
> were a more correct testcase for constant pointer ariphmetic.
>
> Sorry for that.
>
> And thank you for your work!
>
> On Thu, Nov 20, 2008 at 11:49 PM, Daniel Glöckner <[EMAIL PROTECTED]>wrote:
>
>> On Thu, Nov 20, 2008 at 07:42:59PM +0100, Masha Rabinovich wrote:
>> >  main ? 0 : 1, // function pointer is always true
>>
>> Done.
>>
>> >  (int)main + (int)1e9, // be sure the result is above 1.000.000.000
>>
>> I removed the error message again. It was wrong in several ways.
>>
>> There is no need for the expression to evaluate to a value > 1000000000.
>> (int)main may be negative.
>>
>> Actually I'm not convinced that these two casts must be supported outside
>> of functions. Section 6.6 in C99 draft N869 does not talk about casting
>> address constants to integers. It does allow implemetations to accept
>> other constant expressions, though.
>>
>> >  (int)main / 2, // here must be compile-time error, tcc can compile it
>> >  sin(1) ? 0 : 1, // here must be compile-time error, tcc can compile it
>>
>> I don't think we should add checks for all variants of invalid code.
>> IMHO the main focus should be on correctly compiling valid code.
>> Otherwise we'll soon have a not so tiny TinyCC.
>>
>>  Daniel
>>
>>
>> _______________________________________________
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>> [email protected]
>> http://lists.nongnu.org/mailman/listinfo/tinycc-devel
>>
>
>
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>


-- 
Best Regards
-----------
Jerry Luo
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