diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 0a10e92f66..2327a763c7 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2008-09-23  Doug Evans  <dje@google.com>
+
+	* dwarf2read.c (comp_unit_head): Reorganize for better packing.
+
 2008-09-22  Tom Tromey  <tromey@redhat.com>
 
 	* symfile.c (symbol_file_add_with_addrs_or_offsets): Don't use
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index b8bd70d16c..5778fef2bd 100644
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -233,9 +233,9 @@ struct comp_unit_head
 {
   unsigned long length;
   short version;
-  unsigned int abbrev_offset;
   unsigned char addr_size;
   unsigned char signed_addr_p;
+  unsigned int abbrev_offset;
 
   /* Size of file offsets; either 4 or 8.  */
   unsigned int offset_size;