Split the AST LoopStatement type into separate types for do/while,...

src/ast.cc

 // Copyright 2006-2008 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 73 matching lines @@
   // because we don't know the exact semantics of conflicting (const and
   // non-const) multiple variable declarations, const vars introduced via
   // eval() etc.  Const-ness and variable declarations are a complete mess
   // in JS. Sigh...
   var_ = var;
   var->var_uses()->RecordUses(&var_uses_);
   var->obj_uses()->RecordUses(&obj_uses_);
 }
 
 
-#ifdef DEBUG
-
-const char* LoopStatement::OperatorString() const {
-  switch (type()) {
-    case DO_LOOP: return "DO";
-    case FOR_LOOP: return "FOR";
-    case WHILE_LOOP: return "WHILE";
-  }
-  return NULL;
-}
-
-#endif  // DEBUG
-
-
 Token::Value Assignment::binary_op() const {
   switch (op_) {
     case Token::ASSIGN_BIT_OR: return Token::BIT_OR;
     case Token::ASSIGN_BIT_XOR: return Token::BIT_XOR;
     case Token::ASSIGN_BIT_AND: return Token::BIT_AND;
     case Token::ASSIGN_SHL: return Token::SHL;
     case Token::ASSIGN_SAR: return Token::SAR;
     case Token::ASSIGN_SHR: return Token::SHR;
     case Token::ASSIGN_ADD: return Token::ADD;
     case Token::ASSIGN_SUB: return Token::SUB;
@@ skipping 384 matching lines @@
     if (kInfinity - max_match_ < node_max_match) {
       max_match_ = kInfinity;
     } else {
       max_match_ += node->max_match();
     }
   }
 }
 
 
 } }  // namespace v8::internal