Re: [boost] [1.68.0 Beta1 RC1][iostreams][vs2017 preview] seekpos is not a member of std::pos

Subject: Re: [boost] [1.68.0 Beta1 RC1][iostreams][vs2017 preview] seekpos is not a member of std::pos
From: Marshall Clow (mclow.lists_at_[hidden])
Date: 2018-07-07 00:49:10

On Fri, Jul 6, 2018 at 3:22 PM, Mateusz Loskot via Boost <
boost_at_[hidden]> wrote:

> Hi,
>
> I'm trying to build some of Boost libraries with the very latest
> VS 2017 Version 15.8.0 Preview 3.0
>
> I've changed project-config.jam to point msvc-14.1 to the corresponding
> CL.EXE
>
> ```
> using msvc : 14.1 : "c:\Program Files (x86)\Microsoft Visual
> Studio\Preview\Professional\VC\Tools\MSVC\14.15.26608\bin\
> HostX64\x64\cl.EXE"
> ;
> ```
>
> In "x64 Native Tools Command Prompt for VS 2017 Preview", I do
>
> ```
> .\bootstrap.bat
> b2 -j8 toolset=msvc-14.1 address-model=64 variant=release --with-iostreams
> ...
> compile-c-c++ bin.v2\libs\iostreams\build\msvc-14.1\release\address-
> model-64\link-static\threading-multi\file_descriptor.obj
> file_descriptor.cpp
> .\boost/iostreams/positioning.hpp(96): error C2039: 'seekpos': is not
> a member of 'std::fpos<_Mbstatet>'
> c:\Program Files (x86)\Microsoft Visual
> Studio\Preview\Professional\VC\Tools\MSVC\14.15.26608\include\iosfwd(132):
> note: see declaration of 'std::fpos<_Mbstatet>'
> ```
>
> Is this expected?
>
> Shouldn't this be fixed by https://github.com/boostorg/iostreams/pull/57 ?
> Or the PR has not made it into the master?
>
>
Apparently that was not merged to master before the master branch was
closed for the beta.

-- Marshall