id,summary,reporter,owner,description,type,status,milestone,component,version,severity,resolution,keywords,cc 12788,optional 1.63 no longer can be initialized from '',piotrwn1@…,akrzemi1,"The code below compiles fine with boost.1.62 - but it can't compile with boost1.63: {{{ struct S { int a; int b; }; boost::optional so; so = {1,2}; }}} With error: error: no match for 'operator=' (operand types are 'boost::optional' and '') ",Bugs,reopened,To Be Determined,optional,Boost 1.63.0,Problem,,,akrzemi1