#source: start.s #as: --64 -defsym __64_bit__=1 -mx86-used-note=yes #ld: -r -melf_x86_64 -z ibt #readelf: -n Displaying notes found in: .note.gnu.property Owner Data size Description GNU 0x00000030 NT_GNU_PROPERTY_TYPE_0 Properties: x86 feature: IBT x86 ISA used: x86 feature used: x86