comment out the call to the LRTableMaker

src/runtime/c/pgf/reader.cxx

@@ -752,8 +752,8 @@ ref<PgfConcr> PgfReader::read_concrete()
 	auto printnames = read_namespace<PgfConcrPrintname>(&PgfReader::read_printname);
 	concrete->printnames = printnames;
 
-    PgfLRTableMaker maker(abstract, concrete);
-    concrete->lrtable = maker.make();
+    //PgfLRTableMaker maker(abstract, concrete);
+    //concrete->lrtable = maker.make();
 
     return concrete;
 }