[cfe-dev] clang/Darwin/x86-64 status on the LLVM test & gcc "compat" test suites

[Fariborz Jahanian]

On Feb 11, 2009, at 10:00 AM, Jean-Daniel Dupas wrote:

>
> Le 11 févr. 09 à 18:12, Anders Carlsson a écrit :
>
>>
>> 11 feb 2009 kl. 09.02 skrev Fariborz Jahanian:
>>
>>> They are the same, except for the 64bit-ness of types. Here it is:
>>>
>>> struct __builtin_CFString {
>>>       const int *isa;          (will point at
>>> __CFConstantStringClassReference)
>>>       int flags;
>>>       const char *str;
>>>       long length;
>>>     };
>>>
>>> - Fariborz
>>
>> I did some testing of constant CFString/NSString layout in 64-bit and
>> could not find any issues.
>>
>> Anders
>
> OK, Look like auto padding from the compiler give the good struct,  
> but the CF declaration is not the same for 32 and 64 bits:
>
> typedef struct __CFRuntimeBase {
>     uintptr_t _cfisa;
>     uint8_t _cfinfo[4];
> #if __LP64__
>     uint32_t _rc;
> #endif
> } CFRuntimeBase;

Where do you get this declaration? I don;t see it in clang, /usr/ 
include, (or gcc) source tree?

- fariborz

>
>

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