Re: [boost] [utility] [config] value_init tests on msvc-14.0, 14.1

Subject: Re: [boost] [utility] [config] value_init tests on msvc-14.0, 14.1
From: Peter Dimov (lists_at_[hidden])
Date: 2017-09-24 22:06:18

Beman Dawes wrote:
> Hi Peter,
>
> Do you know if all of these failures have been reported to Microsoft?

The comments in boost/config/compiler/visualc.hpp say, among other things,

// Reported again by John Maddock in 2015 for VC14:
// 
https://connect.microsoft.com/VisualStudio/feedback/details/1582233/c-subobjects-still-not-value-initialized-correctly

and that bug report seems to contain all the problematic cases, although the 
only one that 2015/2017 still get wrong is the member data pointer one.

...

On Sun, Sep 24, 2017 at 5:50 AM, Peter Dimov via Boost <
boost_at_[hidden]> wrote:

> But this test is much more comprehensive than the value_init one. So to
>> fix the value_init_workaround_test.cpp failure, we need to at minimum 
>> move
>> one failing test case from the Config test to the value_init one.
>>
>
> OK, done. This is what MSVC still gets wrong:
>
> https://github.com/boostorg/utility/commit/51ba9f1b4568dd0c2
> 2bef3c9820da48f9d6a3731
>
>
>
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