Index: include/dwarf2.h
===================================================================
RCS file: /cvs/src/src/include/dwarf2.h,v
retrieving revision 1.9
diff -u -p -r1.9 dwarf2.h
--- include/dwarf2.h	6 Nov 2009 14:38:19 -0000	1.9
+++ include/dwarf2.h	29 Dec 2009 04:09:34 -0000
@@ -425,6 +425,10 @@ enum dwarf_attribute
     DW_AT_GNU_template_name = 0x2110,
     /* VMS extensions.  */
     DW_AT_VMS_rtnbeg_pd_address = 0x2201,
+    /* GNAT extensions.  */
+    /* GNAT descriptive type.
+       See http://gcc.gnu.org/wiki/DW_AT_GNAT_descriptive_type .  */
+    DW_AT_GNAT_descriptive_type	= 0x2302,
     /* UPC extension.  */
     DW_AT_upc_threads_scaled = 0x3210,
     /* PGI (STMicroelectronics) extensions.  */