On Monday 30 June 2008 13:41, Mario Valle wrote:
> Dear all,
> After a fresh SVN checkout osgthirdpersonview continues crashing and the
> generated Configure header continues to have all its entries commented out.
>
> As per various suggestions I defined the following entries in Cmake:
>
> CMAKE_CXX_FLAGS                  -march=i686
> CMAKE_C_FLAGS                    -march=i686
>
> But nothing changes and even in CMakeFiles/CMakeError.log I found the
> following entry for which no sign of the above flags appears:
>
> Performing C++ SOURCE FILE Test _OPENTHREADS_ATOMIC_USE_GCC_BUILTINS failed
> with the following output:
> /usr/bin/gmake -f CMakeFiles/cmTryCompileExec.dir/build.make
> CMakeFiles/cmTryCompileExec.dir/build
> gmake[1]: Entering directory
> `/local/OSG/OpenSceneGraph/CMakeFiles/CMakeTmp' /usr/bin/cmake -E
> cmake_progress_report
> /local/OSG/OpenSceneGraph/CMakeFiles/CMakeTmp/CMakeFiles 1
> Building CXX object CMakeFiles/cmTryCompileExec.dir/src.o
> /usr/bin/c++   -D_OPENTHREADS_ATOMIC_USE_GCC_BUILTINS   -o
> CMakeFiles/cmTryCompileExec.dir/src.o -c
> /local/OSG/OpenSceneGraph/CMakeFiles/CMakeTmp/src.cxx
> Linking CXX executable cmTryCompileExec
> /usr/bin/cmake -P CMakeFiles/cmTryCompileExec.dir/cmake_clean_target.cmake
> /usr/bin/c++       -D_OPENTHREADS_ATOMIC_USE_GCC_BUILTINS  -fPIC
> "CMakeFiles/cmTryCompileExec.dir/src.o"   -o cmTryCompileExec -rdynamic
> CMakeFiles/cmTryCompileExec.dir/src.o: In function `main':
> src.cxx:(.text+0x43): undefined reference to
> `__sync_bool_compare_and_swap_4' src.cxx:(.text+0x6e): undefined reference
> to `__sync_bool_compare_and_swap_4' collect2: ld returned 1 exit status
> gmake[1]: *** [cmTryCompileExec] Error 1
> gmake[1]: Leaving directory `/local/OSG/OpenSceneGraph/CMakeFiles/CMakeTmp'
> gmake: *** [cmTryCompileExec/fast] Error 2
>
> Another piece of the puzzle that could be of interest: I have trouble also
> with the build of the FOX toolkit: seems like the configure process is
> configuring capabilities that are not there... Bho?

-- 
Dr. Mathias Fröhlich, science + computing ag, Software Solutions
Hagellocher Weg 71-75, D-72070 Tuebingen, Germany
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