fe.h (GNAT_Mode): New.

	* fe.h (GNAT_Mode): New.                                        
	* gcc-interface/decl.c (gnat_to_gnu_entity): Do not error out on
	reverse SSO in GNAT mode.

From-SVN: r213473

gcc/ada/ChangeLog

+2014-08-01  Arnaud Charlet  <charlet@adacore.com>
+
+	* fe.h (GNAT_Mode): New.
+	* gcc-interface/decl.c (gnat_to_gnu_entity): Do not error out on
+	reverse SSO in GNAT mode.
+
 2014-08-01  Thomas Quinot  <quinot@adacore.com>
 
 	* freeze.adb: Minor reformatting.

gcc/ada/fe.h

@@ -173,6 +173,7 @@ extern Boolean In_Same_Source_Unit              (Node_Id, Node_Id);
 #define Exception_Locations_Suppressed opt__exception_locations_suppressed
 #define Exception_Mechanism            opt__exception_mechanism
 #define Generate_SCO_Instance_Table    opt__generate_sco_instance_table
+#define GNAT_Mode		       opt__gnat_mode
 #define Float_Format                   opt__float_format
 #define List_Representation_Info       opt__list_representation_info
 
@@ -183,6 +184,7 @@ extern Boolean Exception_Extra_Info;
 extern Boolean Exception_Locations_Suppressed;
 extern Exception_Mechanism_Type Exception_Mechanism;
 extern Boolean Generate_SCO_Instance_Table;
+extern Boolean GNAT_Mode;
 extern Char Float_Format;
 extern Int List_Representation_Info;
 

gcc/ada/gcc-interface/decl.c

@@ -2916,7 +2916,8 @@ gnat_to_gnu_entity (Entity_Id gnat_entity, tree gnu_expr, int definition)
 	gnu_type = make_node (tree_code_for_record_type (gnat_entity));
 	TYPE_NAME (gnu_type) = gnu_entity_name;
 	TYPE_PACKED (gnu_type) = (packed != 0) || has_rep;
-	if (Reverse_Storage_Order (gnat_entity))
+
+	if (Reverse_Storage_Order (gnat_entity) && !GNAT_Mode)
 	  sorry ("non-default Scalar_Storage_Order");
 	process_attributes (&gnu_type, &attr_list, true, gnat_entity);