#source: pr23494b.s
#PROG: objcopy
#as: --64 -defsym __64_bit__=1 -mx86-used-note=no
#objcopy: -O elf32-x86-64
#readelf: -n
#notarget: x86_64-*-nacl*

Displaying notes found in: .note.gnu.property
  Owner                 Data size	Description
  GNU                  0x0000000c	NT_GNU_PROPERTY_TYPE_0
      Properties: x86 ISA used: SSE, SSE3