id summary reporter owner description type status milestone component version severity resolution keywords cc 1522 bit_range friend decl in bit_aligned_pixel_reference.hpp needs to be fully qualified for gcc 4.3 mainline chris.fairles@… Hailin Jin "GCC 4.3 Mainline gives: /usr/include/boost/gil/bit_aligned_pixel_reference.hpp:162: error: declaration of ‘const boost::gil::bit_range::bit_size, IsMutable>& boost::gil::bit_aligned_pixel_reference::bit_range() const’ /usr/include/boost/gil/bit_aligned_pixel_reference.hpp:46: error: changes meaning of ‘bit_range’ from ‘class boost::gil::bit_range::bit_size, IsMutable>’ See http://gcc.gnu.org/ml/gcc/2007-09/msg00482.html Solution is to change: typedef bit_range bit_range_t; to typedef boost::gil::bit_range bit_range_t; (patch attached) " Bugs closed To Be Determined gil USE GITHUB Boost Development Trunk Problem fixed