Re: [boost] Failing to build Boost.Test library using Clang 3.1 on Netbeans

Subject: Re: [boost] Failing to build Boost.Test library using Clang 3.1 on Netbeans
From: Jürgen Hunold (jhunold_at_[hidden])
Date: 2012-11-16 11:54:19

Hi Paul,

On Friday, 16. November 2012 16:29:53 Paul A. Bristow wrote:
> Target: i686-w64-mingw32 Thread model: posix)
> 
> (This is Ruben's mingw64 build)
> 
> on Netbeans 7.2 on Windows 7.
> 
> The compilation stage goes OK
> 
> (but with many warnings
> 
> In file included from i:/boost-trunk/libs/test/src/test_tools.cpp:16:
> In file included from i:/boost-trunk\boost/test/impl/test_tools.ipp:23:
> i:/boost-trunk\boost/test/tree/test_unit.hpp:164:7: warning: 'dllexport'
> attribute only applies to variables and functions
> class BOOST_TEST_DECL master_test_suite_t : public test_suite {

No, the compilation is broken because clang does not support dllexport on 
classes as clearly mentioned above. 

> but the link stage to build the library fails with many
> 
> Cannot export
> boost::test_tools::tt_detail::check_impl(boost::test_tools::predicate_resul
> t const&, boost::unit_test::lazy_ostream const&,
> boost::unit_test::basic_cstring<char const>, unsigned int,
> boost::test_tools::tt_detail::tool_level,
> boost::test_tools::tt_detail::check_type, unsigned int, ...): symbol not
> found
> 
> (full output window message attached).

Right, no dllexport, no exported symbols. Please try a static build for now.

> I have also failed to build using bjam (missing <cstddef> so missing the
> right stdlib?) and I wonder if both these are connected with lack of a
> suitable boost/config.hpp which caters for Clang *on this configuration*.

Can you build with b2?

> Where would/should __clang__   be defined in order to select this compiler?
> 
> My user-config.jam contains (in an attempt to cure )
> 
> #  Clang compiler using mingw32 dw2 Ruben's release.
> using clang
> 
>   : 3.1
>   : "C:/mingw32-dw2/bin/clang++.exe"
>   : <cxxflags>-v
> 
>     <cxxflags>-std="c++11"
>     <cflags>-nostdinc # Do not include MSVC C headers.
>     #<cflag>-c-include-dirs=???
>     <cxxflags>-nostdinc++ # Do not include MSVC C++ headers.
>     # Use mingw-dw2 for includes
>     <cxxflags>-cxx-include-arch="C:/mingw32-dw2/i686-w64-mingw32"
>     <cxxflags>-cxx-include-32bit-dir=32
>     <cxxflags>-cxx-include-root="C:/mingw32-dw2/include/c++/4.6.3"
>     <cxxflags>-stdlib=libc++
>     #<compileflags>-std=gnu++11
>    
> #<define>BOOST_STDLIB_CONFIG="i:/boost-trunk/boost/config/stdlib/libstdcpp3
> .hpp" <linkflags>-stdlib=libc++
>   ;
> 
> Any views on my woes?

Thanks for your config.  I'll try to set up clang but this mght take a while.

Yours,

Jürgen
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