[Boost-bugs] [Boost C++ Libraries] #10911: boost/iostreams/filter/zlib.hpp gives C4275 warning with visual studio

Subject: [Boost-bugs] [Boost C++ Libraries] #10911: boost/iostreams/filter/zlib.hpp gives C4275 warning with visual studio
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2015-01-02 14:50:09

#10911: boost/iostreams/filter/zlib.hpp gives C4275 warning with visual studio
-----------------------------------------+-----------------------
 Reporter:  Joseph Southwell <joseph@…>  |      Owner:  turkanis
     Type:  Bugs                         |     Status:  new
Milestone:  To Be Determined             |  Component:  iostreams
  Version:  Boost 1.57.0                 |   Severity:  Cosmetic
 Keywords:                               |
-----------------------------------------+-----------------------
 please change the line

 {{{
 # pragma warning(disable:4251 4231 4660)         // Dependencies not
 exported.
 }}}

 to

 {{{
 # pragma warning(disable:4251 4231 4660 4275)         // Dependencies not
 exported.
 }}}

 This will fix...

 {{{
 1>c:\development\boost_1_56_0\boost\iostreams\filter\zlib.hpp(138):
 warning C4275: non dll-interface class 'std::ios_base::failure' used as
 base for dll-interface class 'boost::iostreams::zlib_error'
 1>          c:\program files (x86)\microsoft visual studio
 12.0\vc\include\xiosbase(221) : see declaration of
 'std::ios_base::failure'
 1>
 c:\development\boost_1_56_0\boost\iostreams\filter\zlib.hpp(138) : see
 declaration of 'boost::iostreams::zlib_error'
 }}}

-- 
Ticket URL: <https://svn.boost.org/trac/boost/ticket/10911>
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