From e643431c126b3fb696ac200c1146c9dd0ae8a668 Mon Sep 17 00:00:00 2001
From: Jakub Kądziołka <kuba@kadziolka.net>
Date: Fri, 3 Jul 2020 15:19:33 +0200
Subject: gnu: sbcl: Add comment explaining out-of-date version.

Make sure no one repeats this mistake.

This is a follow-up to commit 809aa3c51c5a0f3d8e3d8133b22684702cb90287.

* gnu/packages/lisp.scm (sbcl): Add a comment advising against updating
  to 2.0.6.
---
 gnu/packages/lisp.scm | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'gnu/packages/lisp.scm')

diff --git a/gnu/packages/lisp.scm b/gnu/packages/lisp.scm
index 4e06efdab7..4de4e9f9d6 100644
--- a/gnu/packages/lisp.scm
+++ b/gnu/packages/lisp.scm
@@ -369,6 +369,8 @@ high-level, object-oriented functional programming language.  CLISP includes
 an interpreter, a compiler, a debugger, and much more.")
     (license license:gpl2+)))
 
+;; NOTE: SBCL 2.0.6 breaks named-readtables and consequently many Common Lisp packages.
+;; See https://github.com/melisgl/named-readtables/issues/19.
 (define-public sbcl
   (package
     (name "sbcl")
-- 
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