Hi,<div><br></div><div>__MINGW32_MAJOR_VERSION is confusing me at the moment. Where is it coming from? What does it stand for?<br></div><div><br></div><div>Even though my compiler at the moment informs me of </div><div><br>
</div><div><div>PS C:\Sys\boost\boost_1_50_0&gt; g++ --version</div><div>g++.exe (GCC) 4.6.3 20111208 (prerelease)</div><div><br></div></div><div>is is defined as 3 when boost compiles. __MINGW32_MINOR_VERSION is defined as 11. I had to hard check that, no idea where those numbers are coming from.</div>
<div><br></div><div>This leads to this statement from boost_1_50_0\libs\thread\src\win32\tss_pe.cpp</div><div><br></div><div><div>#if defined(__MINGW64__) || (__MINGW32_MAJOR_VERSION &gt;3) ||             \</div><div>    ((__MINGW32_MAJOR_VERSION==3) &amp;&amp; (__MINGW32_MINOR_VERSION&gt;=18))</div>
</div><div><br></div><div>evaluating to false and  this</div><div><br></div><div>extern &quot;C&quot; const IMAGE_TLS_DIRECTORY32 _tls_used __attribute__ ((section(&quot;.rdata$T&quot;))) =<br></div><div><br></div><div>to compile in, which in turn produces</div>
<div><br></div><div><div>c:/mingw-4.6.1/bin/../lib/gcc/mingw32/4.6.1/../../../libmingw32.a(tlssup.o):tlssup.c:(.tls+0x0): multiple definition of `_tls_used&#39;</div><div>/Sys/boost/MinGW32/boost_1_50_0/lib/libboost_thread-mgw46-mt-d-1_50.a(tss_pe.o):tss_pe.cpp:(.rdata$T+0x0): first defined here</div>
</div><div><br></div><div>when trying to link to the static library. I fixed that by hacking the 18 in the source down to a 11 and recompiling boost with</div><div><br></div><div>PS C:\Sys\boost\boost_1_50_0&gt; .\b2.exe --prefix=c:\Sys\boost\MinGW32\boost_1_50_0 toolset=gcc address-model=32 link=static -s BZIP2_SOURCE=C:\Sys\bzip2-1.0.6 -s ZLIB_SOURCE=C:\Sys\zlib-1.2.7 install</div>
<div><br></div><div>That seems to have solved my issue for now, but I don&#39;t know if my major or minor versions are set incorrectly or whether this might a bug in the code base?</div><div><br></div><div>Thoughts?</div>
<div>Florian</div>