Merge branch 'po/doc-assume-unchanged'

diff --git a/builtin/read-tree.c b/builtin/read-tree.c
index 3204c62eaf26d0db69d360695725e4b51ca686e1..43b47f72f1deffa8fa5e3fa5ac403d4c4a819355 100644 (file)
--- a/builtin/read-tree.c
+++ b/builtin/read-tree.c
@@ -5,6 +5,7 @@
  */
 
 #include "cache.h"
+#include "lockfile.h"
 #include "object.h"
 #include "tree.h"
 #include "tree-walk.h"
@@ -155,6 +156,15 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix)
        if (1 < opts.merge + opts.reset + prefix_set)
                die("Which one? -m, --reset, or --prefix?");
 
+       /*
+        * NEEDSWORK
+        *
+        * The old index should be read anyway even if we're going to
+        * destroy all index entries because we still need to preserve
+        * certain information such as index version or split-index
+        * mode.
+        */
+
        if (opts.reset || opts.merge || opts.prefix) {
                if (read_cache_unmerged() && (opts.prefix || opts.merge))
                        die("You need to resolve your current index first");