[pypy-commit] pypy stm-gc: A comment

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: stm-gc
Changeset: r54263:2d60ce23a2ec
Date: 2012-04-09 10:18 +0200
http://bitbucket.org/pypy/pypy/changeset/2d60ce23a2ec/

Log:	A comment

diff --git a/pypy/translator/stm/src_stm/et.c b/pypy/translator/stm/src_stm/et.c
--- a/pypy/translator/stm/src_stm/et.c
+++ b/pypy/translator/stm/src_stm/et.c
@@ -155,7 +155,8 @@
              ((char *)localobj) + sizeof(orec_t),
              size - sizeof(orec_t));
       /* but we must only unlock the orec if it's the last time it
-         appears in the redolog list.  If it's not, then p == -1. */
+         appears in the redolog list.  If it's not, then p == -1.
+         XXX I think that duplicate orecs are not possible any more. */
       if (p != -1)
         {
           volatile orec_t* o = get_orec(globalobj);