Documentation/technical: document ll_merge

diff --git a/Documentation/git-grep.txt b/Documentation/git-grep.txt
index 4b32322a67d9f3de8b555d3d9d03e7ddab14e0a7..912bddd7b67bb486a703814f116a73fa047e667c 100644 (file)
--- a/Documentation/git-grep.txt
+++ b/Documentation/git-grep.txt
@@ -183,7 +183,7 @@ OPTIONS
 Examples
 --------
 
-git grep 'time_t' -- '*.[ch]'::
+git grep 'time_t' \-- '*.[ch]'::
        Looks for `time_t` in all tracked .c and .h files in the working
        directory and its subdirectories.