Fix a long-standing bug in the computation of the live environments for bailouts. When visiting a l…

frog/leg/emitter.dart

 // 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.
 
 /**
  * A function element that represents a closure call. The signature is copied
  * from the given element.
  */
 class ClosureInvocationElement extends FunctionElement {
   ClosureInvocationElement(SourceString name,
@@ skipping 532 matching lines @@
         compiler.emitter.emitDynamicFunctionGetter(
             buffer, attachTo, member);
       }
     }
   }
 
   void emitNoSuchMethodCalls(StringBuffer buffer) {
     // Do not generate no such method calls if there is no class.
     if (compiler.universe.instantiatedClasses.isEmpty()) return;
 
-    // TODO(ngeoffray): We don't need to generate these methods if
-    // nobody overwrites noSuchMethod.
-
     ClassElement objectClass =
         compiler.coreLibrary.find(const SourceString('Object'));
     String className = namer.isolatePropertyAccess(objectClass);
     String prototype = '$className.prototype';
     String noSuchMethodName =
         namer.instanceMethodName(Compiler.NO_SUCH_METHOD, 2);
 
     void generateMethod(String methodName, String jsName, Selector selector) {
       buffer.add('$prototype.$jsName = function');
       StringBuffer args = new StringBuffer();
@@ skipping 51 matching lines @@
       emitStaticFinalFieldInitializations(buffer);
       nativeEmitter.emitDynamicDispatchMetadata(buffer);
       buffer.add('var ${namer.CURRENT_ISOLATE} = new ${namer.ISOLATE}();\n');
       Element main = compiler.mainApp.find(Compiler.MAIN);
       buffer.add('${namer.isolateAccess(main)}();\n');
       compiler.assembledCode = buffer.toString();
     });
     return compiler.assembledCode;
   }
 }