clang fix

Index: sources/tools/gcc/ipa-devirt.c
--- sources/tools/gcc/ipa-devirt.c.orig
+++ sources/tools/gcc/ipa-devirt.c
@@ -1633,7 +1633,7 @@ dump_possible_polymorphic_call_targets (FILE *f,
     {
       fprintf (f, "    Contained in type:");
       print_generic_expr (f, ctx.outer_type, TDF_SLIM);
-      fprintf (f, " at offset "HOST_WIDE_INT_PRINT_DEC"\n",
+      fprintf (f, " at offset " HOST_WIDE_INT_PRINT_DEC "\n",
 	       ctx.offset);
     }