id summary reporter owner description type status milestone component version severity resolution keywords cc 8728 GIL's png scanline_reader: multiple definition of this_t n.sherlock@… Stefan Seefeld "In the SVN head version of boost/gil/extension/io/formats/png/scanline_read.hpp (version 84903), `this_t` is defined twice, one as a private type: {{{#!c++ private: typedef scanline_reader< Device , png_tag > this_t; }}} And once as a different, incompatible public type: {{{#!c++ public: typedef scanline_reader< Device, tag_t > this_t; }}}" Bugs closed Boost 1.68.0 gil USE GITHUB Boost Development Trunk Problem fixed mateusz@…