Better typing and type verification

src/compiler/pipeline.h

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_COMPILER_PIPELINE_H_
 #define V8_COMPILER_PIPELINE_H_
 
 #include "src/v8.h"
 
 #include "src/compiler.h"
+#include "src/compiler/verifier.h"
 
 // Note: TODO(turbofan) implies a performance improvement opportunity,
 //   and TODO(name) implies an incomplete implementation
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 // Clients of this interface shouldn't depend on lots of compiler internals.
 class Graph;
@@ skipping 26 matching lines @@
 
  private:
   CompilationInfo* info_;
   bool context_specialization_;
 
   CompilationInfo* info() const { return info_; }
   Isolate* isolate() { return info_->isolate(); }
   Zone* zone() { return info_->zone(); }
 
   Schedule* ComputeSchedule(Graph* graph);
-  void VerifyAndPrintGraph(Graph* graph, const char* phase);
+  void VerifyAndPrintGraph(Graph* graph, const char* phase,
+                           Verifier::Typing = Verifier::TYPED);
   Handle<Code> GenerateCode(Linkage* linkage, Graph* graph, Schedule* schedule,
                             SourcePositionTable* source_positions);
 };
 }
 }
 }  // namespace v8::internal::compiler
 
 #endif  // V8_COMPILER_PIPELINE_H_