SYNOPSIS
--------
-'git-merge-index' [-o] [-q] <merge-program> (-a | -- | <file>\*)
+'git-merge-index' [-o] [-q] <merge-program> (-a | \-- | <file>\*)
DESCRIPTION
-----------
OPTIONS
-------
---::
+\--::
Do not interpret any more arguments as options.
-a::
fatal: merge program failed
where the latter example shows how "git-merge-index" will stop trying to
-merge once anything has returned an error (ie "cat" returned an error
+merge once anything has returned an error (i.e., "cat" returned an error
for the AA file, because it didn't exist in the original, and thus
"git-merge-index" didn't even try to merge the MM thing).