From bce7526f9a7d4e26242d3128157e30c2fa7ecb0c Mon Sep 17 00:00:00 2001
From: Ludovic Courtès <ludo@gnu.org>
Date: Mon, 21 Jul 2014 22:06:36 +0200
Subject: Add comments about global memoization.

* guix/build-system/gnu.scm (standard-inputs): Add comment about
  misplaced memoization.
* guix/packages.scm (cache): Likewise.
---
 guix/build-system/gnu.scm | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'guix/build-system/gnu.scm')

diff --git a/guix/build-system/gnu.scm b/guix/build-system/gnu.scm
index 4fa1d1683d..b2b184db34 100644
--- a/guix/build-system/gnu.scm
+++ b/guix/build-system/gnu.scm
@@ -250,6 +250,9 @@ derivations for SYSTEM.  Include propagated inputs in the result."
                            inputs))))
 
 (define standard-inputs
+  ;; FIXME: Memoization should be associated with the open store (as for
+  ;; 'add-text-to-store'), otherwise we get .drv that may not be valid when
+  ;; switching to another store.
   (memoize
    (lambda (system)
      "Return the list of implicit standard inputs used with the GNU Build
-- 
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