smerge-apply-resolution-patch

smerge-apply-resolution-patch is a compiled Lisp function in `smerge-mode.el'.

(smerge-apply-resolution-patch BUF M0B M0E M3B M3E &optional M2B)

Replace the conflict with a bunch of subconflicts.
BUF contains a plain diff between match-1 and match-3.