id summary reporter owner description type status milestone component version severity resolution keywords cc 12300 boost::smatch::suffix() bug Pascal Séguy John Maddock "Hello, regex are broken in my app after a compil on Ubuntu Xenial (libboost_regex1.58.0). The app was working fine on Ubuntu trusty (libboost_regex1.54). Here follows the minimal code snippet (boostrebug.cpp). compile: g++ -g boostrebug.cpp -l boost_regex run: ./a.out The assertion fails on Ubuntu Xenial. " Bugs closed To Be Determined regex Boost 1.58.0 Showstopper invalid