graphics/hugin: Use GCC 4.4 or higher

The compilation fails on 6.x with GCC 3.4:

...
[ 11%] Building CXX object src/hugin_base/CMakeFiles/huginbase.dir/algorithms/nona/NonaFileStitcher.cpp.o
cd /work/a/ports/graphics/hugin/work/hugin-2009.4.0/src/hugin_base && /usr/bin/c++   -Dhuginbase_EXPORTS -O2 -fno-strict-aliasing -pipe -O2 -g -fPIC -I/work/a/ports/graphics/hugin/work/hugin-2009.4.0/src -I/work/a/ports/graphics/hugin/work/hugin-2009.4.0/src/hugin_base -I/work/a/ports/graphics/hugin/work/hugin-2009.4.0/src/foreign -I/work/a/ports/graphics/hugin/work/hugin-2009.4.0/src/foreign/vigra -I/work/a/ports/graphics/hugin/work/hugin-2009.4.0/src/celeste -I/usr/local/include -I/usr/local/include/OpenEXR -o CMakeFiles/huginbase.dir/algorithms/nona/NonaFileStitcher.cpp.o -c /work/a/ports/graphics/hugin/work/hugin-2009.4.0/src/hugin_base/algorithms/nona/NonaFileStitcher.cpp
In file included from /usr/local/include/boost/thread/future.hpp:12,
                 from /usr/local/include/boost/thread.hpp:24,
                 from /work/a/ports/graphics/hugin/work/hugin-2009.4.0/src/hugin_base/vigra_ext/MultiThreadOperations.h:30,
                 from /work/a/ports/graphics/hugin/work/hugin-2009.4.0/src/hugin_base/vigra_ext/ImageTransforms.h:42,
                 from /work/a/ports/graphics/hugin/work/hugin-2009.4.0/src/hugin_base/nona/Stitcher.h:49,
                 from /work/a/ports/graphics/hugin/work/hugin-2009.4.0/src/hugin_base/algorithms/nona/NonaFileStitcher.cpp:33:
/usr/local/include/boost/exception_ptr.hpp:43: error: looser throw specifier for `virtual boost::exception_ptr::~exception_ptr()'
/usr/local/include/boost/exception/detail/exception_ptr_base.hpp:27: error:   overriding `virtual boost::exception_detail::exception_ptr_base::~exception_ptr_base() throw ()'
*** Error code 1
...

Reported by:	pav

0 files changed, 0 insertions, 0 deletions