[PATCH] MC: Add support for .cfi_startproc simple

[Rafael Ávila de Espíndola]

  LGTM.

  It would be nice to change test/MC/ELF/cfi.s to parse the eh data instead of checking the binary contents, but that can be done in another patch.

http://llvm-reviews.chandlerc.com/D2624

BRANCH
  PR16587

ARCANIST PROJECT
  llvm