gcc places relocations for class references in the text segment. That

is wrong for pic code. Remedy that.

This removes those annoying 'RRS text relocation' warnings when building
libobjc.

gnu/dist/gcc/objc/objc-act.c

@@ -8283,7 +8283,10 @@ handle_class_ref (chain)
       rest_of_decl_compilation (decl, 0, 0, 0);
 
       /* Make following constant read-only (why not)?  */
-      readonly_data_section ();
+      if (flag_pic)
+	data_section ();
+      else
+	readonly_data_section ();
 
       exp = build1 (ADDR_EXPR, string_type_node, decl);