re PR debug/26964 (Duplicate debug info for enums in namespaces)

	PR debug/26964
	* dwarf2out.c (gen_type_die): Don't write out a DIE for
	ENUMERAL_TYPE if it was already written out.

From-SVN: r120221

gcc/ChangeLog

+2006-12-27  Ian Lance Taylor  <iant@google.com>
+
+	PR debug/26964
+	* dwarf2out.c (gen_type_die): Don't write out a DIE for
+	ENUMERAL_TYPE if it was already written out.
+
 2006-12-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
 	PR middle-end/29335

gcc/dwarf2out.c

@@ -12725,7 +12725,12 @@ gen_type_die (tree type, dw_die_ref context_die)
 	}
 
       if (TREE_CODE (type) == ENUMERAL_TYPE)
-	gen_enumeration_type_die (type, context_die);
+	{
+	  /* This might have been written out by the call to
+	     declare_in_namespace.  */
+	  if (!TREE_ASM_WRITTEN (type))
+	    gen_enumeration_type_die (type, context_die);
+	}
       else
 	gen_struct_or_union_type_die (type, context_die);