t/Makefile: retain cache t/.prove across prove runs

diff --git a/Documentation/git-grep.txt b/Documentation/git-grep.txt
index 6a8b1e3a7d06218903ce5614f51c4e7cbba73b17..343eadd4076664cc66c9d22db22d800e92cc6dc6 100644 (file)
--- a/Documentation/git-grep.txt
+++ b/Documentation/git-grep.txt
@@ -20,7 +20,9 @@ SYNOPSIS
           [-c | --count] [--all-match] [-q | --quiet]
           [--max-depth <depth>]
           [--color[=<when>] | --no-color]
+          [--break] [--heading] [-p | --show-function]
           [-A <post-context>] [-B <pre-context>] [-C <context>]
+          [-W | --function-context]
           [-f <file>] [-e] <pattern>
           [--and|--or|--not|(|)|-e <pattern>...]
           [ [--exclude-standard] [--cached | --no-index | --untracked] | <tree>...]