https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114237
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |diagnostic --- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- The conversion happens in a system header, so is suppressed without -Wsystem-headers There are existing bug reports about -Wconversion warnings being suppressed in system headers.