And here you made an mistake: LP64 means long is already 64 bits. On 32-bit,
sizeof(int) = sizeof(long) = sizeof(void *) = 4, sizeof(long long) = 8; and on
64-bit sizeof(int) = 4 and sizeof(long) = sizeof(long long) = sizeof(void *) =
8. You can check this through various configure scripts.
Sent from my iPhone
On 2013年12月2日, at 18:27, Kyle Sluder <k...@ksluder.com> wrote:
>> On Dec 2, 2013, at 1:54 AM, ChanMaxthon <xcvi...@me.com> wrote:
>>
>> You can check what type int32_t (or uint32_t) is typedef'd to and use that
>> corresponding type on your intended platform. Sort of like:
>>
>> - (int32_t) int32Value
>> {
>> if (!strcmp(@encode(int32_t), @encode(int))
>> return [self intValue];
>> else if (!strcmp(@encode(int32_t), @encode(long))
>> return [self longValue];
>> else
>> return 0;
>> }
>
> This code is useless on iOS and OS X, as they are LP64 platforms. `int` and
> `long` are always 32 bits.
>
> --Kyle Sluder
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