Detect missing inliner

runtime/vm/compiler.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/compiler.h"
 
 #include "vm/assembler.h"
 
 #include "vm/ast_printer.h"
 #include "vm/block_scheduler.h"
@@ skipping 762 matching lines @@
                ++i) {
             thread->cha()->leaf_classes()[i]->RegisterCHACode(code);
           }
 
           for (intptr_t i = 0;
                i < flow_graph->guarded_fields()->length();
                i++) {
             const Field* field = (*flow_graph->guarded_fields())[i];
             field->RegisterDependentCode(code);
           }
+
+          if (FLAG_trace_inlining_intervals) {
+            code.DumpInlinedIntervals();
+          }
         } else {  // not optimized.
           if (!Compiler::always_optimize() &&
               (function.ic_data_array() == Array::null())) {
             function.SaveICDataMap(graph_compiler.deopt_id_to_ic_data());
           }
           function.set_unoptimized_code(code);
           function.AttachCode(code);
           ASSERT(CodePatcher::CodeIsPatchable(code));
         }
         if (parsed_function->HasDeferredPrefixes()) {
@@ skipping 549 matching lines @@
     const Object& result =
       PassiveObject::Handle(isolate->object_store()->sticky_error());
     isolate->object_store()->clear_sticky_error();
     return result.raw();
   }
   UNREACHABLE();
   return Object::null();
 }
 
 }  // namespace dart