Make generic algorithm less generic.

src/compiler/verifier.cc

 // 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.
 
 #include "src/compiler/verifier.h"
 
 #include <deque>
 #include <queue>
 #include <sstream>
 #include <string>
@@ skipping 34 matching lines @@
   }
   return false;
 }
 
 
 class Verifier::Visitor : public NullNodeVisitor {
  public:
   Visitor(Zone* z, Typing typed) : zone(z), typing(typed) {}
 
   // Fulfills the PreNodeCallback interface.
-  GenericGraphVisit::Control Pre(Node* node);
+  void Pre(Node* node);
 
   Zone* zone;
   Typing typing;
 
  private:
   // TODO(rossberg): Get rid of these once we got rid of NodeProperties.
   Bounds bounds(Node* node) { return NodeProperties::GetBounds(node); }
   Node* ValueInput(Node* node, int i = 0) {
     return NodeProperties::GetValueInput(node, i);
   }
@@ skipping 47 matching lines @@
           << ") upper bound ";
       bounds(input).upper->PrintTo(str);
       str << " is not ";
       type->PrintTo(str);
       V8_Fatal(__FILE__, __LINE__, str.str().c_str());
     }
   }
 };
 
 
-GenericGraphVisit::Control Verifier::Visitor::Pre(Node* node) {
+void Verifier::Visitor::Pre(Node* node) {
   int value_count = node->op()->ValueInputCount();
   int context_count = OperatorProperties::GetContextInputCount(node->op());
   int frame_state_count =
       OperatorProperties::GetFrameStateInputCount(node->op());
   int effect_count = node->op()->EffectInputCount();
   int control_count = node->op()->ControlInputCount();
 
   // Verify number of inputs matches up.
   int input_count = value_count + context_count + frame_state_count +
                     effect_count + control_count;
@@ skipping 586 matching lines @@
     case IrOpcode::kChangeUint32ToUint64:
     case IrOpcode::kChangeInt32ToFloat64:
     case IrOpcode::kChangeUint32ToFloat64:
     case IrOpcode::kChangeFloat32ToFloat64:
     case IrOpcode::kChangeFloat64ToInt32:
     case IrOpcode::kChangeFloat64ToUint32:
     case IrOpcode::kLoadStackPointer:
       // TODO(rossberg): Check.
       break;
   }
-
-  return GenericGraphVisit::CONTINUE;
 }
 
 
 void Verifier::Run(Graph* graph, Typing typing) {
   Visitor visitor(graph->zone(), typing);
   CHECK_NE(NULL, graph->start());
   CHECK_NE(NULL, graph->end());
   graph->VisitNodeInputsFromEnd(&visitor);
 }
 
@@ skipping 230 matching lines @@
     // Check inputs for all nodes in the block.
     for (size_t i = 0; i < block->NodeCount(); i++) {
       Node* node = block->NodeAt(i);
       CheckInputsDominate(schedule, block, node, static_cast<int>(i) - 1);
     }
   }
 }
 }
 }
 }  // namespace v8::internal::compiler