https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61414
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |diagnostic Status|UNCONFIRMED |NEW Last reconfirmed| |2016-09-28 Ever confirmed|0 |1 --- Comment #7 from Jonathan Wakely <redi at gcc dot gnu.org> --- PR 51242 discusses the same issue, and PR 51242 comment 27 notes that Clang only warns when a value that isn't known to fit is assigned to the bitfield, which seems more useful. At the very least there should be a -Wxxx switch controlling this option so it can be disabled.