https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64334
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |internal-improvement Target Milestone|--- |12.0 --- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- EnumBitSet was added with r12-6842-g0ebb09f5e49c8c . EnumSet/Set was added with r12-6839-g385196adb52d85 . So fixed with GCC 12. Note fsanitize= is still not using those for other reasons.