From 3a36c62617e226f779f8646de1f315cea29ba4fe Mon Sep 17 00:00:00 2001
From: James Laird <jlaird@hdfgroup.org>
Date: Tue, 12 Dec 2006 12:12:51 -0500
Subject: [svn-r13052] Fixed a bug that occured while eliminating "gaps" in
 object headers when the gap came immediately before a null message.

Tested on smirom, kagiso, and copper.
---
 src/H5Oalloc.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/H5Oalloc.c b/src/H5Oalloc.c
index 1807a14..9e824d0 100644
--- a/src/H5Oalloc.c
+++ b/src/H5Oalloc.c
@@ -263,6 +263,13 @@ H5O_eliminate_gap(H5O_t *oh, H5O_mesg_t *mesg, uint8_t *gap_loc, size_t gap_size
             /* Adjust start of null message */
             mesg->raw -= gap_size;
         } /* end else */
+    }
+    else if(move_end == move_start && !null_before_gap) {
+	/* Slide null message up */
+	HDmemmove(move_start - gap_size, move_start, mesg->raw_size + H5O_SIZEOF_MSGHDR_OH(oh));
+
+	/* Adjust start of null message */
+	mesg->raw -= gap_size;
     } /* end if */
 
     /* Zero out addition to null message */
-- 
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