CodingGuidelines: Add a note to avoid assignments inside if()

diff --git a/Documentation/git-repack.txt b/Documentation/git-repack.txt
index d14ab5154f6286d3b24e74b37b0a503d1270e381..f81a6607dec7bbe9c985106770ecae8b5f01f3c0 100644 (file)
--- a/Documentation/git-repack.txt
+++ b/Documentation/git-repack.txt
@@ -8,7 +8,7 @@ git-repack - Pack unpacked objects in a repository
 
 SYNOPSIS
 --------
-'git-repack' [-a] [-d] [-f] [-l] [-n] [-q] [--window=N] [--depth=N]
+'git-repack' [-a] [-A] [-d] [-f] [-l] [-n] [-q] [--window=N] [--depth=N]
 
 DESCRIPTION
 -----------
@@ -37,6 +37,18 @@ OPTIONS
        leaves behind, but `git fsck --full` shows as
        dangling.
 
+-A::
+       Same as `-a`, but any unreachable objects in a previous
+       pack become loose, unpacked objects, instead of being
+       left in the old pack.  Unreachable objects are never
+       intentionally added to a pack, even when repacking.
+       When used with '-d', this option
+       prevents unreachable objects from being immediately
+       deleted by way of being left in the old pack and then
+       removed.  Instead, the loose unreachable objects
+       will be pruned according to normal expiry rules
+       with the next linkgit:git-gc[1].
+
 -d::
        After packing, if the newly created packs make some
        existing packs redundant, remove the redundant packs.