Boost C++ Libraries: Ticket #12458: Boost should use /utf8 compiler option for Visual C++ builds https://svn.boost.org/trac10/ticket/12458 <p> This prevents non-ascii and non-utf8 encoded characters to sneak into the source code of modules. Preventing this helps library users that compile with /utf8 to avoid a C4828 warning from the cl compiler. </p> en-us Boost C++ Libraries /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/12458 Trac 1.4.3