[PATCH] Make analyzer correctly calculate return value of mempcpy

[Anna Zaks]

Committed in r219024.

Thanks Daniel!
> On Oct 2, 2014, at 6:18 PM, Anna Zaks <ganna at apple.com> wrote:
> 
>> 
>> On Oct 2, 2014, at 2:15 AM, Daniel Fahlgren <daniel at fahlgren.se> wrote:
>> 
>> On Fri, 2014-09-12 at 01:01 +0200, Daniel Fahlgren wrote:
>>> Hi,
>>> 
>>> the return value of mempcpy is only correct when the destination type is
>>> one byte in size. This patch casts the argument to a char* so the
>>> calculation is also correct for structs, ints etc. Comments?
>> 
>> Ping?
>> 
>> Cheers,
>> Daniel Fahlgren
>> 
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