http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58815
--- Comment #13 from Paolo Carlini <paolo.carlini at oracle dot com> --- Thus, let's make a decision: either this is a bug, importance <minor> as submitted, about conversions to integer, as appeared to be, or it's a catch all bug about all the issues with the TR decimal + all the work toward a C++17 standard facility.