Performing C++ SOURCE FILE Test COMPILES_WITHOUT_FPERMISSIVE failed with the following output:
Change Dir: /var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/gmake" "cmTC_a9f3d/fast"
/usr/bin/gmake -f CMakeFiles/cmTC_a9f3d.dir/build.make CMakeFiles/cmTC_a9f3d.dir/build
gmake[1]: Entering directory '/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_a9f3d.dir/src.cxx.o
/usr/bin/x86_64-pc-linux-gnu-g++    -DEIGEN_NO_EIGEN2_DEPRECATED_WARNING -DNDEBUG -Werror=terminate -O2 -pipe -march=native -DCOMPILES_WITHOUT_FPERMISSIVE   -o CMakeFiles/cmTC_a9f3d.dir/src.cxx.o -c /var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/src.cxx
/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/src.cxx:6:26: error: declaration of ‘auto_ptr<_Tp> counted_ptr<_Tp>::auto_ptr()’ [-fpermissive]
   auto_ptr<_Tp> auto_ptr();
                          ^
/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/src.cxx:2:28: error: changes meaning of ‘auto_ptr’ from ‘class auto_ptr<_Tp>’ [-fpermissive]
 template <class _Tp> class auto_ptr {};
                            ^~~~~~~~
gmake[1]: *** [CMakeFiles/cmTC_a9f3d.dir/build.make:66: CMakeFiles/cmTC_a9f3d.dir/src.cxx.o] Error 1
gmake[1]: Leaving directory '/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp'
gmake: *** [Makefile:126: cmTC_a9f3d/fast] Error 2

Source file was:

template <class _Tp> class auto_ptr {};
template <class _Tp>
struct counted_ptr
{
  auto_ptr<_Tp> auto_ptr();
};
int main() {return 0;}

Determining if the Q_WS_WIN exist failed with the following output:
Change Dir: /var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/gmake" "cmTC_b7975/fast"
/usr/bin/gmake -f CMakeFiles/cmTC_b7975.dir/build.make CMakeFiles/cmTC_b7975.dir/build
gmake[1]: Entering directory '/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_b7975.dir/CheckSymbolExists.cxx.o
/usr/bin/x86_64-pc-linux-gnu-g++  -I/usr/include/qt4   -DEIGEN_NO_EIGEN2_DEPRECATED_WARNING -DNDEBUG -Werror=terminate -O2 -pipe -march=native -fpermissive -msse2    -o CMakeFiles/cmTC_b7975.dir/CheckSymbolExists.cxx.o -c /var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx
/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx: In function ‘int main(int, char**)’:
/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx:8:19: error: ‘Q_WS_WIN’ was not declared in this scope
   return ((int*)(&Q_WS_WIN))[argc];
                   ^~~~~~~~
gmake[1]: *** [CMakeFiles/cmTC_b7975.dir/build.make:66: CMakeFiles/cmTC_b7975.dir/CheckSymbolExists.cxx.o] Error 1
gmake[1]: Leaving directory '/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp'
gmake: *** [Makefile:126: cmTC_b7975/fast] Error 2

File /var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx:
/* */
#include <QtCore/qglobal.h>

int main(int argc, char** argv)
{
  (void)argv;
#ifndef Q_WS_WIN
  return ((int*)(&Q_WS_WIN))[argc];
#else
  (void)argc;
  return 0;
#endif
}

Determining if the Q_WS_QWS exist failed with the following output:
Change Dir: /var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/gmake" "cmTC_0c459/fast"
/usr/bin/gmake -f CMakeFiles/cmTC_0c459.dir/build.make CMakeFiles/cmTC_0c459.dir/build
gmake[1]: Entering directory '/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_0c459.dir/CheckSymbolExists.cxx.o
/usr/bin/x86_64-pc-linux-gnu-g++  -I/usr/include/qt4   -DEIGEN_NO_EIGEN2_DEPRECATED_WARNING -DNDEBUG -Werror=terminate -O2 -pipe -march=native -fpermissive -msse2    -o CMakeFiles/cmTC_0c459.dir/CheckSymbolExists.cxx.o -c /var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx
/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx: In function ‘int main(int, char**)’:
/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx:8:19: error: ‘Q_WS_QWS’ was not declared in this scope
   return ((int*)(&Q_WS_QWS))[argc];
                   ^~~~~~~~
gmake[1]: *** [CMakeFiles/cmTC_0c459.dir/build.make:66: CMakeFiles/cmTC_0c459.dir/CheckSymbolExists.cxx.o] Error 1
gmake[1]: Leaving directory '/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp'
gmake: *** [Makefile:126: cmTC_0c459/fast] Error 2

File /var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx:
/* */
#include <QtCore/qglobal.h>

int main(int argc, char** argv)
{
  (void)argv;
#ifndef Q_WS_QWS
  return ((int*)(&Q_WS_QWS))[argc];
#else
  (void)argc;
  return 0;
#endif
}

Determining if the Q_WS_MAC exist failed with the following output:
Change Dir: /var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/gmake" "cmTC_1e113/fast"
/usr/bin/gmake -f CMakeFiles/cmTC_1e113.dir/build.make CMakeFiles/cmTC_1e113.dir/build
gmake[1]: Entering directory '/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_1e113.dir/CheckSymbolExists.cxx.o
/usr/bin/x86_64-pc-linux-gnu-g++  -I/usr/include/qt4   -DEIGEN_NO_EIGEN2_DEPRECATED_WARNING -DNDEBUG -Werror=terminate -O2 -pipe -march=native -fpermissive -msse2    -o CMakeFiles/cmTC_1e113.dir/CheckSymbolExists.cxx.o -c /var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx
/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx: In function ‘int main(int, char**)’:
/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx:8:19: error: ‘Q_WS_MAC’ was not declared in this scope
   return ((int*)(&Q_WS_MAC))[argc];
                   ^~~~~~~~
gmake[1]: *** [CMakeFiles/cmTC_1e113.dir/build.make:66: CMakeFiles/cmTC_1e113.dir/CheckSymbolExists.cxx.o] Error 1
gmake[1]: Leaving directory '/var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp'
gmake: *** [Makefile:126: cmTC_1e113/fast] Error 2

File /var/tmp/portage/sci-chemistry/avogadro-1.1.1/work/avogadro-1.1.1_build/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx:
/* */
#include <QtCore/qglobal.h>

int main(int argc, char** argv)
{
  (void)argv;
#ifndef Q_WS_MAC
  return ((int*)(&Q_WS_MAC))[argc];
#else
  (void)argc;
  return 0;
#endif
}