Enable optimization of functions with generic switches.

src/ast.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1102 matching lines @@
     int node_max_match = node->max_match();
     max_match_ = IncreaseBy(max_match_, node_max_match);
   }
 }
 
 
 CaseClause::CaseClause(Isolate* isolate,
                        Expression* label,
                        ZoneList<Statement*>* statements,
                        int pos)
-    : AstNode(pos),
+    : Expression(isolate, pos),
       label_(label),
       statements_(statements),
       compare_type_(Type::None(), isolate),
       compare_id_(AstNode::GetNextId(isolate)),
       entry_id_(AstNode::GetNextId(isolate)) {
 }
 
 
 #define REGULAR_NODE(NodeType) \
   void AstConstructionVisitor::Visit##NodeType(NodeType* node) { \
@@ skipping 110 matching lines @@
     OS::SNPrintF(buffer, "%d", Smi::cast(*value_)->value());
     str = arr;
   } else {
     str = DoubleToCString(value_->Number(), buffer);
   }
   return isolate_->factory()->NewStringFromAscii(CStrVector(str));
 }
 
 
 } }  // namespace v8::internal