Call the compile-time constant handler inside bodies.

frog/leg/ssa/builder.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.
 
 class Interceptors {
   Compiler compiler;
   Interceptors(Compiler this.compiler);
 
   SourceString mapOperatorToMethodName(Operator op) {
     String name = op.source.stringValue;
@@ skipping 1965 matching lines @@
         // Example: A.f() or f() with 'f' bound to a static function.
         // Also includes new A() or new A.named() which is treated like a
         // static call to a factory.
         visitStaticSend(node);
       } else {
         compiler.internalError("Cannot generate code for send", node: node);
       }
     }
   }
 
-  visitNewExpression(NewExpression node) => visitSend(node.send);
+  visitNewExpression(NewExpression node) {
+    if (node.isConst()) {
+      ConstantHandler handler = compiler.constantHandler;
+      Constant constant = handler.compileNodeWithDefinitions(node, elements);
+      stack.add(graph.addConstant(constant));
+    } else {
+      visitSend(node.send);
+    }
+  }
 
   visitSendSet(SendSet node) {
     Operator op = node.assignmentOperator;
     if (node.isSuperCall) {
       compiler.unimplemented('super property store', node: node);
     } else if (node.isIndex) {
       if (!methodInterceptionEnabled) {
         assert(op.source.stringValue === '=');
         visitDynamicSend(node);
       } else {
@@ skipping 813 matching lines @@
     HInstruction concat = new HAdd(target, left, right);
     builder.add(concat);
     return concat;
   }
 
   HInstruction result() {
     flushAccumulator();
     return prefix;
   }
 }