From 90b2dd570cbd8313a8cf45b3cf66ddef2bb06e07 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Thu, 2 Sep 2021 15:00:52 +0200
Subject: [PATCH] Add FIXME

---
 src/libcmd/command.hh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/libcmd/command.hh b/src/libcmd/command.hh
index f3625ed0d..c7af8bb7c 100644
--- a/src/libcmd/command.hh
+++ b/src/libcmd/command.hh
@@ -108,6 +108,8 @@ enum class Realise {
        exists. */
     Derivation,
     /* Evaluate in dry-run mode. Postcondition: nothing. */
+    // FIXME: currently unused, but could be revived if we can
+    // evaluate derivations in-memory.
     Nothing
 };