New compiler: implement switch/case in graph builder.

runtime/vm/ast.h

 // 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.
 
 #ifndef VM_AST_H_
 #define VM_AST_H_
 
 #include "platform/assert.h"
 #include "vm/allocation.h"
 #include "vm/growable_array.h"
@@ skipping 1096 matching lines @@
  public:
   JumpNode(intptr_t token_index,
            Token::Kind kind,
            SourceLabel* label)
     : AstNode(token_index),
       kind_(kind),
       label_(label),
       inlined_finally_list_(NULL) {
     ASSERT(label_ != NULL);
     ASSERT(kind_ == Token::kBREAK || kind_ == Token::kCONTINUE);
+    if (kind_ == Token::kCONTINUE) {
+      label_->set_is_continue_target(true);
+    }
   }
 
   SourceLabel* label() const { return label_; }
   Token::Kind kind() const { return kind_; }
 
   intptr_t inlined_finally_list_length() const {
     return inlined_finally_list_.length();
   }
   InlinedFinallyNode* InlinedFinallyNodeAt(intptr_t index) const {
     return inlined_finally_list_[index];
@@ skipping 729 matching lines @@
   const LocalVariable& context_var_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(InlinedFinallyNode);
 };
 
 }  // namespace dart
 
 #undef DECLARE_COMMON_NODE_FUNCTIONS
 
 #endif  // VM_AST_H_