Re: [boost] boost::mpl::for_each and value_initialized

Subject: Re: [boost] boost::mpl::for_each and value_initialized
From: Domagoj Saric (dsaritz_at_[hidden])
Date: 2010-02-07 15:21:12

"Niels Dekker - address until 2010-10-10"
<niels_address_until_2010-10-10_at_[hidden]> wrote in message
news:42DCB3BF36D94D4D9714434725145288_at_lumcnet.prod.intern...
>> - MSVC bug #100744, despite being marked as "Closed, Won't Fix" [3],
>>   has actually been fixed in VC9 [4].
>
> I'm sorry, MSVC bug #100744 is still there, even though #335987 has been
> fixed. VC9 deals with POD types correctly, but may not do so for non-POD
> aggregate class types.

but if this is so, shouldn't the proposed patch atleast be modified to:

 #ifdef BOOST_VALUE_INITIALIZATION_NEEDS_MEMSET
    if
    (
      !(
          ( _MSC_VER >= 1500 ) &&
          ( is_pod<T>::value )
        )
    )
     std::memset(&x, 0, sizeof(x));

 #endif

?

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 "That men do not learn very much from the lessons of history is the most
important of all the lessons of history."
 Aldous Huxley